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I2c communications with honeywell digital airflow sensors


True temperature-compensated digital I²C or SPI output. Quicker, easier sensor evaluation: While Honeywell sensors use industry standard I2C, UART and SPI digital interfaces, the Sensor Evaluation Board and associated Honeywell software simplify sensor evaluation and demonstration by eliminating the customer's need to develop code before seeing sensor measurements. One sensor may be evaluated at a time. Product Manual Parts List. 1. However, any compatible sensor with an I 2 C interface should work. First, let's connect the sensors like this: VCC pin from both sensors to either 3. Honeywell HumidIcon™ Digital Humidity/Temperature Sensors, HIH6000 Series, are digital output-type relative The state-of-the-art ASIC-based compensation provides digital (I2C) outputs with a response time of 1 ms. g. 17 GW Sweihan independent power project (IPP) in Abu Dhabi, and Dubai arriving at a financial deal for a USD 4. honeywell-sensing-i2c-communications-digital-airflow-sensors-technical-note-008210-5-en. 3 billion concentrated solar power (CSP) project, the largest single-site power investment project in the world, represent significant ‘Sustainability is essentially a political issue’ Nobel Peace Prize awardee, Rae Kwon Chung speaks to Hannah Jo Uy of Climate Control Middle East on the need for greater interconnection across Asia and discusses the progress the region is making with regard to renewable energy as well as the vital role of policy-makers as a catalyst for change by incentivising sustainable design and Every sensor module is individually calibrated and provided with both a UART and I2C digital interface. 3 V and a maximum of 5. It comes in a compact package with three pins (see picture): two of which are used to bias it (GND and Vcc), while the third one is its "output". 0 to ±2. Different applications are evaluated, related to remote sensing, spraying of liquids, and logistics. 0 Introduction. To know which model of sensor you are having, you just have to look up closely at the IC itself to read what is written on top of it. 5 V. Users can modify detector operation using the LCD and magnet switches without ever needing to open the unit. . Military Embedded Systems, November December 2014, Evolution of Military Navigation is Well Underway, VITA 75 Addresses SWaP-C Challenges, Interoperability Key to Adoption of VITA and PICMG The precision air device includes environmental and occupancy sensors, and communicates with a user device and with other precision air devices in the space. 4 May 2016 The Honeywell ZephyrTM Digital Airflow Sensor: HAF Series–High Accuracy model chosen, shown below in figure 10 was the 4001ENG – Industry Affiliates Program, Semester 1, 2014 Matthew T West 59 [28] Access Communications, ( Accessed 2014, May), void setup(){ delay(4000); Wire. txt) or read online for free. This part has a resolution of 14 bit. 09 I2C Digital Communication Clock Pin: Dimensions. -directional/diffuse lamp apps-isuppli-LPC800-product training module. Arduino library for communication with Honeywell RSC Series digital pressure sensors via SPI arduino-library honeywell spi C++ 3 1 Updated Jan 20, 2020 The F333 series airflow sensor can provide a linear 0-5v or 0-10v velocity output. pdf), Text File (. 25 N H 2 O. The state-of-the-art ASIC-based compensation provides digital (I2C) outputs with a response time of 1 ms. The module is self powered from the USB cable and can supply up to 70mA at 5v for external circuitry from a standard 100mA USB port. honeywell-sensing-airflow-sensors-line-guide-008150-7-en. (S&C) has one of With a 75-year legacy in the switch and sensor business, Honeywell. Diagnostic functions allow the user to determine if the sensor is working correctly by detecting if electrical paths are broken or shorted inside the sensor. ppt), PDF File (. Shop GY-BME280 Digital Temperature Humidity Sensor Module Barometric Pressure Sensors Board for Arduino Raspberry Pi DIY I2C SPI 5V - Dick Smith. VFDs, sometimes called inverters, achieve these savings by operating in conjunction with a building automation system (BAS) or independently through its internal PID capabilities. Honeywell Flow Sensors are available at Mouser Electronics. Get free design tools and engineering support. S&C has earned a I2C or SPI. Lis2mdl Lis2mdl Re: Issue communicating to Honeywell pressure sensor to I2C bus The range of available I2C addresses suggests that Honeywell reads default address 0x38 as right adjusted 8-bit value rather than 7-bit value, a popular source of confusion with I2C devices. Honeywell HumidIcon Digital Humidity/Temperature sensors offer a range of accuracies from 1. They consist of a microbridge Microelectronic and Microelectromechanical System (MEMS) with temperature-sensitive resistors deposited with thin films of platinum A Compact, High-accuracy Differential Pressure Sensor with Superior Resistance to Environments. Table 1. □. Flow Sensors Flow Sensors 50 LPM Digi Out I2C Fml ISO 5356 Adapter 0 Part number must be three character at least. htm 2016-11-13 19:02 20k Honeywell HumidIcon� Digital HumidityTemperature Sensors: HIH8000 Series, I2C, à ±2. O Scribd é o maior site social de leitura e publicação do mundo. 30 (2) Digital Interface For additional details on the use of Zephyr with digital output see the Technical Note “I2C Communications with Honeywell Digital Airflow Sensors”. The state-of-the-art ASIC-based compensation provides digital (I2C) outputs with a response time of 1ms. _mode = mode # Create I2C device. The HIH6131-021-001 is a Humidity Sensor use a laser trimmed, thermoset polymer capacitive sensing element. In addition to a thermal mass flow sensor element, this chip contains an amplifier, A/D converter, EEPROM memory, digital signal processing, and interface. It has a digital output. #define HSCDRRN400MD2A3_I2C 0x28 // each I2C object has a unique bus address, the DS1307 is 0x68 #define OUTPUT_MIN 1638. Call +1 360 679 2528 To speak directly to a Pressure Sensors expert. This I2C digital temperature sensor is one of the more accurate/precise we've ever seen, with a typical accuracy of ±0. for this have to use I2C Communication with pic PIC16F1787 Circuit for this is my Circuit is perfect ? Help me out in programming side i used I2C protocol for Honeywell air pressure sensor's Digital I2C address is 0X49. A smart carbon dioxide IR probe measures CO2 concentrations in bio-incubators, cold-storage warehouses, greenhouses, and swimming pools, where reliable and exact measurements of the CO2 concentration is required. get('main', 'if_debug', 1) == ' false': if i2c is None: import Adafruit_GPIO. This is only part one of the I2C videos, there will be another covering Arduino to Arduino communication as well. P1 and P2 are respective pressure at the two points. 0 out of 5 stars 1 $9. i am getting some data which in increasing by blowing sensor means if air is passing air flow value is increasing but i am unable to measure actual flow rate. in 20 l/min minimum airflow. Arduino library for communicating with Honeywell Zephyr High Accuracy digital flow rate sensors over I2C - huilab/HoneywellZephyrI2C Arduino library for communicating with Honeywell Zephyr High Accuracy digital flow rate sensors over I2C i2c arduino-library honeywell Updated Nov 20, 2019 The HAF Series is compensated over the temperature range of 0°C to 50°C and operates across a temperature range of -20°C to 70°C. 3 Vdc or 5. Please view our large selection of flow sensors below. They measure flow as high as 20 standard liters per minute (SLPM) while inducing a maximum pressure drop of 2. ALPS. 7 sensing. 99 $ 9 . 1-1 Sensors communications protocol Sensors Protocol Pressure Sensor I2C Jan 01, 2018 · Both accelerometer and pressure sensors are provided with a digital I2C interface while the signal of the PPG sensor is locally conditioned and analogically sent to a 12-bit ADC on the board (MAX1239, by Maxim Inc. pressure, and airflow sensors, Honeywell Sensing and Control. Arduino library for communicating with Honeywell TruStability HSC or SSC pressure sensors over SPI. Source: Honeywell The ABP series, with its small form-factor and low weight is ideal for portable ventilators and other devices where space might be limited. Arduino Forum > Using Arduino > Networking, Protocols, and Devices > I2C communication with Honeywell Zephyr flow sensor not working Professional Honeywell Zephyr™ HAF series digital airflow sensors provide a fast response to air or gas flow. For example menu item 13 will check communication with Honeywell sensor over SPI bus and collect some test data  20 Sep 2018 Interface the pressure sensors of the Honeywell Sensor Shield with the PSoC 6 analog/digital peripherals and then transmit data via it is just as easy to DIY using I2C Serial Communication Blocks (SCB's), for example, and then showing sensor values on the eInk The project would be a scanner that detects respiration, normal human air flow, and displays the values through an app. HIH8130-021-001S Honeywell HumidIcon™ Digital Humidity/Temperature Sensors: HIH9000 Series, I2C, ±1. Choose I2C Cable Length during purchase. The PmodHoneywell IP only has the I2c communications set up. com. W7751f2003 vav II controllers provide pressure independent or dependent air flow control and series and parallel fan control. (5 Nm) torque, 90-degree stroke, and 90 second timing at 60 Hz. HP03S: A library that makes it easy to use the HP03S-sensor. Introduction. Sensing and Control. Find the best pricing for Honeywell HAFUHH0050L4AXT by comparing bulk discounts from 12 distributors. Actuator (CVL4022AS-VAV1 or CVB4022AS-VAV1 only) mounts directly onto VAV box damper shaft and has up to 44 lb-in. Mar 05, 2018 · I am using Honeywell pressure sensor to measure pressure of air in a pipe. It provides good support for Technical Note I2C Communication with Honeywell Digital Airflow Sensors Sensing and Control 1. If you are using an Arduino Uno, use the 5V pin As mentioned earlier, connecting multiple sensors on the I2C bus means connecting the SCL pins from all boards to each other. 0 Introduction Command Mode is used on the Honeywell HumidIcon™ Digital Humidity/Temperature Sensors: HIH-6130/6131 Series, for reading and writing to the on-chip EEPROM. Fast, free and DDP shipping options available. May 25, 2016 · HIH6020 I²C Humidity and Temperature Sensor ±4. 5mm by 6. Discover how Barco can improve your business with impressive visualization and innovative collaboration solutions. begin(); // join i2c bus ( address optional for master) Serial. The Application Guide also Unmanned Aerial Vehicles (UAVs) are an emerging technology with the potential to be used in industries and various sectors of human life to provide a wide range of applications and services. Using our extensive experience in reading small capacitance variations in accelerometers and gyroscopes , ST has developed a differential capacitance sensing element that, when Air Flow Sensors are available at Mouser Electronics. 5pcs AHT10 High Precision Digital Temperature and Humidity Sensor Measurement Module I2C Communication Geekcreit for Arduino - products that work with official Arduino boards US$8. Honeywell sensing and control offers a full line of humidity sensors to meet your needs from our premier Honeywell HumidIcon combined Digital Humidity / Temperature sensors to our relative humidity absorption-based humidity sensor products. These specs far exceed the accuracy of ICs that came before it, including the HTU2x and SHT1x series, and improves upon the success of the SHT2x that came before it. com 2. staff design engineer- standard cell 0. For example, to sense temperature and pressure, part numbers 51090026-51 and 1090030-51 by Honeywell for temperature and pressure sensors could be used. Instant results for Honeywell Sensing & IoT HAFUHT0200L4AXT. Speak with an engineer or view our buying guides. menteallavoro. SPI- or I2C-compatible digital output. 7K pull-up resistors must be used when using I2C communication. The third and fourth bytes are for The I2C bus is a simple, serial 8-bit oriented computer bus for efficient I2C (Inter-IC) control. 6 // 14745 counts (90% of 2^14 counts or 0x3999) #define PRESSURE_MIN -400 // min is 0 for sensors that give absolute values Mar 02, 2020 · avr library for honeywell hsc and ssc series pressure sensors (i2c version) - rodan/honeywell_hsc_ssc_i2c Temperature Sensors. Order in CAD, USD or Paypal. Shop all products from Honeywell. Check our stock now! Honeywell's technical note titled "I²C Communications with Honeywell Digital Airflow Sensors". It is calibrated and temperature compensated for sensor offset, sensitivity, temperature effects, and non-linearity using a 24-bit analog-to 21% OFF CJMCU-30 SGP30 Gas Sensor Multi Pixel Digital Gas Sensor Module Air Detector Indoor Air Measurement I2C TVOC/eCO2 3V-5V DC US$11. 3 Bar + Check Stock & Lead Times More stock available week commencing 7/13/20 The sensor is characterized for operation from a single power supply of either 3. It is also used to provide precision RH and temperature measurement in ground-based and airborne weather stations allowing real time and highly These sensors provide an accuracy level of ±4% RH. These sensors operate on the heat transfer principle to measure mass airflow. The element's multilayer construction provides resistance to most application hazards such as condensation, dust, dirt, oils and common environmental chemicals which help provide industry-leading stability and reliability. converter, a DSP and an IO block that supports either an I2C or SPI interface (see Figure 1 below). Non-condensing. Honeywell Airflow, Force, and Pressure Sensors - Range Guide With more than 50,000 products ranging from snap-action, limit, toggle, and pressure switches to position, speed, pressure, and airflow sensors, Honeywell Sensing and Control (S&C) has one of the broadest sensing and switching portfolios available to meet your needs. The sensor also includes an internal temperature reference and associated control logic to support the configured operating mode. 3> After the sensor generates an acknowledge, it will transmit up to 4 bytes of data. 3v / 3k = 1 mA during communication which is fairly normal ( 3mA is max current allowed by the spec) for total wire lengths below 1m. They work great with any microcontroller using standard i2c. ) or different reference points (gauge, absolute, differential). 5mm LCC package, Arduino interface with I2C Pressure Sensor I have a Honeywell ASDXRRX100PD2A5 I2C Pressure Sensor that I want to read using an Arduino. You will need to read the pdf's here and here to configure the sensor. Air Flow Sensors are available at Mouser Electronics. Mouser is an authorized distributor for many flow sensor manufacturers including Honeywell & Omron. Honeywell Zephyr™ Digital Airflow Sensors: HAF Series (High Accuracy) provide high sensitivity and accuracy (2. Honeywell Zephyr™ Digital Airflow Sensors: HAF Series (High Accuracy) provide high sensitivity and accuracy  C Communication with the Honeywell HumidIcon™ Digital. The new HAF Series devices provide highly accurate digital output, enhanced reliability, and repeatable measurements to meet many medical and industrial Digital Compass Solution HMC6352 The Honeywell HMC6352 is a fully integrated compass module that combines 2-axis magneto-resistive sensors with the required analog and digital support circuits, and algorithms for heading computation. 01°C Humidity Magnetic sensing solutions designed for accuracy, sensitivity, and reliable measurements of external magnetic fields for compassing and magnetometry. The Sensepoint XCD range of detectors from Honeywell monitors flammable, toxic and oxygen gas hazards in potentially explosive atmospheres, both indoors and outdoors. 11. Scribd es red social de lectura y publicación más importante del mundo. Looking at the datasheet, I know that the I2C address is 0x28, and I have had a play with bits of code I've found on the internet, but none of them make any sense. if cfg. Author Unknown, “Honeywell CT2700, An Electronic Round™ Programmable Thermostat—User's Guide,” Honeywell, Inc. View datasheets, stock and pricing, or find other Temperature and Humidity Sensors. One or more of the sensors 12 can be any sensor capable of sensing anticipated air characteristics, such as temperature and pressure or gas composition, of the contaminated air. The PICMG Systems & Technology 2019 Application Guide covers PICMG standards and their role in growing the COM market, the IIoT, the sensors domain, and MicroTCA. Jun 05, 2012 · Author Unknown “Honeywell CT8775A,C, The Digital Round™ Non-Programmable Thermostats—Owner's Guide,” Honeywell International Inc. Honeywell Zephyr I2C: Arduino library for communicating with Honeywell Zephyr HAF flow rate sensors over I2C. Highly sensitive at low differential pressure, the FSP1000 has temperature compensation with a digital I2C output or analog output with a fast response time of 5. □ of an application, and support I2C bus communication interface for smart home Applications. Easy user access to air flow sensor inputs. Honeywell Sensing and Productivity Solutions offers advanced chip design, manufacturing techniques and microstructure technology that allows the microbridge to be notably faster, smaller and more sensitive. 13. Honeywell. The code give in this tutorial will work only for QMC5883L the commonly available sensor module. 99 US$15. HSCODE: 9026801000: UPC: Flera KD-X400ProK KD-X400ProK IR Out Display Display Satellite Remote IR Sensor IR In WiFi Router Up to 150’ with Key Digital® KD-CAT6STP1X Up to 150’ with Key Digital® KD-CAT6STP1X Achieved 4K HDMI Extension: up to 340’ 20’ 20’ HDMI Daisy-Chaining Example iPad Ethernet WiFi EDID Control KD-MC1000 Master Controller Satellite RS-232 RS-232 Digital output enhances performance through reduced conversion requirements and the convenience of direct interface to microprocessors. Baby & children Computers & electronics Entertainment & hobby Ideal Transfer Function Item Equation Digital Output Code 16384 * [0. The commissioning of the world’s largest single-site photovoltaic (PV) solar plant – the 1. Introduction to I2C Communication I2C communication is the short form for inter-integrated circuits. The optional UART or I2C (3. nose exit, most of excessive steam pressure escapes this way creating the air flow and high-pitch sound we all can hear. 1 Sensor Address in the I2C Communication with the Honeywell HumidIcon™ Digital Humidity/Temperature Sensors pdf for the different registers to use. pdf - Free download as PDF File (. Mouser offers inventory, pricing, & datasheets for Honeywell HAF Series Flow Sensors. Typically allows the customer to remove the components associated The DLHR is a digital sensor with a signal path that includes a sensing element, a variable- bit analog to digital . Omron. The Omron sensor requires current source biasing of the bridge which is provided on the board. 10. The HAF Series Sensors feature high stability to reduce errors due to thermal effects and null Offer HAFUHT0100L4AXT Honeywell from Kynix Semiconductor Hong Kong Limited. 6 Status Bits The sensor offers diagnostics to ensure robust system operation in critical applications. As one of the largest sensor companies in the world, our sensors are vital Grove System compatible expansion ports configurable for I2C communication (6) Honeywell SEK002 Sensor Evaluation Kit (1) IDT ZMID-COMBOARD USB Communication and Programming Board (9) Innovative Sensor Technology IST USA Division Digital Temperature Sensor DigI2Cels repeatability. Mouser is an authorized distributor for many flow sensor manufacturers including Honeywell & Omron. Contact Honeywell Customer Service for more information. 4MHz), SPI (up to 10 MHz) Board Size:13*10mm(L*W)Operational Range: Temperature: -40 to +85°C Humidity: 0-100% Pressure: 300-1100 hPaResolution: Temperature: 0. The communication protocols that Arduino Mega 2560 uses are: SPI I²C ONE WIRE UART Table 2. lesense. I would look at 2. Mouser offers inventory, pricing, & datasheets for Honeywell Flow Sensors. Flow Sensors Flow Sensors 10 LPM Digi Out I2C Female Mount Adapter 0 Part number must be three character at least. 3v rail that means the devices draw 3. Both accelerometer and pressure sensors are provided with a digital I2C interface while the signal of the PPG sensor is locally conditioned and analogically sent to a 12-bit ADC on the board (MAX1239, by Maxim Inc. , maximum current consumption 230 μA) connected with the local control unit via an I2C interface. 0 I2C Communications with MPR Series Sensors: 2. 99 $9. Sensors allow for precise measurement of high and low side pressures and saturation temperatures for up to 38 built-in refrigerants. Without filter. I2C sensor modules usually add another 10k each, so our ‘net pullup resistance’ on the I2C bus wires is usually: 50k // 4k7 // 10k = ~3k. 12. I am trying to interface the Honeywell airflow sensor (model HAFBSS0200C4AX3 - which has a I2C 3. Other available accuracies: ±1. Communication interfaces are provided for USB, RS232, 3. This sensor is a key component of the ventilator and other medical AWM5000 Series Microbridge Mass Airflow Sensors feature a venturi type flow housing. 2 out of 5 stars 58 $9. 25' and 6. These anisotropic, directional sensors feature precision in-axis sensitivity and linearity. 99 Nov 09, 2016 · The Inter-integrated Circuit (I2C) Protocol is a protocol intended to allow multiple “slave” digital integrated circuits (“chips”) to communicate with one or more “master” chips. 3V serial, I2C, and SPI. The communication is locally “The I2C interface is accessible whenever either VCC or VBAT is at a valid level. 5lb 5vdc - fsagpdxx1. May be used in: Vending Machines • Communication Equipment • HVAC. The I2C bus is a simple, serial 8-bit oriented computer bus for efficient Inter-IC (I2C)  Honeywell has expanded its industry-leading ASDX plastic silicon pressure sensor family with the new ASDX Series and flow calibrators, gas-flow instrumentation, sleep apnea/therapy equipment, pneumatic controls, and ventilation/airflow The ASDX-DO Series with compensated 14 bit digital output provides either an I2C or SPI digital interface for reading Selected: Sensors, 3D Printing · 5G · Artificial Intelligence · Boards/Backplanes · Cables/Connecting · Communications  Mouser is an authorized distributor for many flow sensor manufacturers including Honeywell & Omron. Apr 24, 2015 · The Honeywell 2SS52M Honeywell 2SS52M is a device that belongs to the class of digital magnetoresistive sensors. ASIC-based I2C digital output (digital version) compatibility eases integration to microprocessors or microcontollers, reducing PCB complexity and component count. 3 V, while its maximum is 5. I2C Communications with Honeywell Digital Output Pressure Sensors Sensing and Control 1. for this have to use I2C Communication with pic PIC16F1787 circuit for this for Honeywell air pressure sensor's Digital I2C address is 0X49. We first process the following file: sudo nano /etc/modules. The present work is a review of unmanned aerial systems technology and their subsystems (frame, propellers, motors and batteries, payloads, and data processing). {{metaDescription}} Honeywell HumidIcon™ Digital Humidity/Temperature Sensors: HIH-6130/6131 Series, is a digital output-type relative humidity (RH) and temperature sensor combined in the same package, offering industry-leading accuracy, stability, and energy efficiency in a lowest total cost solution that combines digital output relative humidity and temperature sensing. Control - Free download as Powerpoint Presentation (. 2C temperature and +/-2% humidity accuracy typical. 3 PCS MPU-6050 Module 3-Axis Gyroscope + 3-Axis Accelerometer Module(3V-5V Compatible) Tilt Sensor, I2C for Arduino, Genuino, Raspberry Pi 5. They consist of a microbridge Microelectronic and Microelectromechanical System (MEMS) with temperature-sensitive resistors deposited with thin films of platinum Honeywell is pleased to announce improved temperature accuracy for its Honeywell HumidIcon™ Digital Humidity/Temperature Sensor portfolio consisting of the HIH6000, HIH6100, HIH7000, HIH8000, and HIH9000 Series (see chart below). 8 &#8211; 5V DC Interface: I2C (up to 3. First Step - Get Jun 25, 2019 · Top 3 IoT Sensors for Greenhouse Monitoring applications - this guide will help recommend the best IoT sensors for monitoring and controlling environmental conditions withing a greenhouse with support for condition based control based on sensor readings. 0 vdc supply voltage -- hafblf0200caax5 The HIH8120-021-001 is a Digital Humidity/Temperature Sensor are digital output-type relative humidity (RH) and temperature sensors combined in the same package. , 2003, 20 pages. This device has a minimum operating supply voltage of 2. Panasonic. This sensor converts light intensity to a digital output signal capable of direct I2C interface. The multitude of sensors may include particle counter(s), pressure sensor(s) and/or the like. Specifications: Supply Voltage: 1. 3V or 5V. 49 $ 9 . The Offer HAFUHT0010L4AXT Honeywell from Kynix Semiconductor Hong Kong Limited. Aug 29, 2014 · Mating with the MEMS pressure sensor is a state-of-the-art signal-conditioning IC providing full pressure calibration and temperature compensation with a user-friendly I2C digital interface. An LCD display can be attached via I2C. 0 °C ±0. Pmax. 7% RH (HIH9000 Series) ±2. Honeywell provides an variety of sensors which cover a variety of applications from averaging, outdoor and immersion sensors to duct-mount, strap-on and wall mount sensors. Honeywell's temperature sensors offer accurate performance and reliability and feature solid-state components and are impervious to dust or dirt. 5 Flow Sensors are available at Mouser Electronics from industry leading manufacturers. 0625°C. At the end of the file these two lines are added: i2c-bcm2708 i2c-dev. Since the BMP180 sensor works via the I²C bus, it must be enabled first, because it is deactivated by default (if you have already done so, you can jump to the next chapter). Jul 11, 2012 · Today's Arduino tutorial covers using I2C to communicate with an EEPROM chip. It is a communication protocol developed by Philips Semiconductors for the transfer of data between a central […] Honeywell variable frequency drives (VFDs) maximize energy savings by modulating the speed of fans and pumps in HVAC systems. The I2C bus is a simple, serial 8-bit oriented computer bus for. Humidity/ Temperature Sensors: HIH-6130/6131 Series. Sensor consists of a capacitive moisture element and an applications. Our experts are standing by to help you with all your application needs. 07. , 1997, 8 pages. 3V output) with my Raspberry Pi3 but I can't receive truthful values from the sensor (the values are always too low even if I strongly breath in the sensor. High Temperature polymer digital airflow sensors have a Tubing connection type with various mounting types (Fastener, Snap) Sensor flow ranges are available at ±50 Wiring Sensirion i2C Air Flow Digital Differential Pressure Sensor This is the SDP (Sensirion Differential Sensor) a series of digital differential pressure sensors suitable for high volume applications. 0°C I²C Mini Module. 0%RH. Other transfer functions are available. Sign up for Military & Aerospace Electronics eNewsletters Sign Up A thermostat for controlling an HVAC system in an enclosure may include a passive infrared sensor, an active infrared sensor, and an electronic display having a first mode and a s Digikey i2c - eu. Honeywell’s TruStability® High Accuracy Silicon Ceramic (HSC) Series and Standard Accuracy Silicon Ceramic (SSC) Series are piezoresistive silicon pressure sensors offering a digital or analog output for reading pressure over the specified full scale pressure span and temperature range. By combining the sensor elements, processing electronics, and firmware in to a 6. For professional healthcare, enterprise and entertainment environments. See Figure 2 for a graphical representation of the transfer function. If a micro-controller connected to the DS3231 resets because of a loss of VCC or other event, it is possible that the micro-controller and DS3231 I2C communications could become unsynchronized, e. 3 vdc supply -- hafbsf0200c2ax3 The VersaFlow range of flow meters provides accurate measurement of mass flow, density, volumetric flow rate and temperature for gases, pastes, liquids with low viscosity and applications where users are unwilling or unable to cut into the process measurement line to install an in-line meter. Buy HIH9120-021-001 with extended same day shipping times. 5lc5b5 honeywell digital airflow sensor 300lpm 60psi - hafuht0300l4axt amprobe. Command Mode allows the user to configure and optimize sensor performance For example, for PMF2101D full scale rate is 200 sccm. i am not able to read proper Jan 21, 2014 · Read about 'I2C interface between Microprocessor and Honeywell Sensor' on element14. With a 3. 3 Vdc supply vol -- HAFBSS0200C2AX3 The state-of-the-art ASIC-based compensation provides digital (I2C) outputs with a response time of 1 ms. Airflow sensors operate on heat transfer – flow and differential pressure. 6 s typ. Submit a custom request Complete our custom request form and you will be contacted shortly by the appropriate IDEX Health & Science expert to discuss your project. Flow Sensors are available at Mouser Electronics from industry leading manufacturers. 7 %RH Accuracy, SOIC-8 SMD, Without Filter, Non-Condensing, 5 Units on Tape (Sample) VIEW PRODUCT dP=P1-P2 is the pressure difference between two points, 1 and 2. This could be across an air flow restrictor in a HVAC system, or across a filter in the HVAC system, or in a ventilator system to detect and control inhalation / exhalation air flow. We can express the amount of pressure in a number of ways including different units (psi, bar, etc. A mass air flow sensor(MAF) is a sensor for determining air mass flow, and it is an important component in the ventilation system and engine. Airflow Sensors” for I2C protocol information. home products & services datasheets moisture meters honeywell sensing & iot honeywell humidicon™ digital humidity/temperature sensor: hih6100 series, i<sup>2</sup>c, ±4. The diagnostic states are indicated by the first two most significant bits of data byte 1 11. MAF Sensor (AFM3000-200) The AFM3000-200 MAF sensor is a digital air flow meter specifically designed for ventilator applications. 4 Billion by 2021 $10 billion mark by 2016 <100$ phone "hd radio(tm)" (2010 - 2012) (adc) at 75ua (arm11 family) (hvson(3333)) (IPL) Alliance (KIVI) Software (mcu) family (RF) components (vcso) replacements. Jan 31, 2005 · Testo's TestoKool 523, a low-cost digital gauge set, lets users quickly and accurately service all A/C, refrigeration, and heat pump systems. Mar 30, 2010 · Honeywell Sensing and Control Zephyr Digital Airflow Sensors The new Honeywell Zephyr™ Digital Airflow Sensors (HAF Series - High Accuracy) allow for very precise airflow measurement. An overview of the regulatory framework is also developed. 5mm by 1. 2Refer to the Technical Note “I C Communications with Honeywell Digital Airflow Sensors” for I2C protocol information. Octopart is the world's source for HAFUHT0015L4AXT availability, pricing, and technical specs and other electronic parts. Instant results for Honeywell Sensing & IoT HAFUHM0010L4AXT. Refer to the Technical Note "I2C Communications with Honeywell Digital Airflow Sensors" for I2C protocol information. begin(9600); // start serial for output . ttieurope. Large in-stock quantities & same day shipping! The sensors and instruments used to achieve the goals of the experiment, use different ways to send data to the microcontroller. These sensors measure gage and differential pressures. *The HMC5883L utilizes Honeywell’s Anisotropic Magnetoresistive (AMR) technology that provides advantages over other magnetic sensor technologies. The two 4. pressure sensors for fluidic applications. The HAF Series is compensated over the temperature range of 0°C to 50°C and operates across a temperature range of -20°C to 70°C. The I2C serial bus allows for easy interface. 0 %RH accuracy, SIP 4 Pin, without filter, non-condensing, (Pack of 5 Nos) View Details » Send Enquiry » Pressure is the amount of force a liquid or gas exerts on the surfaces of its container. We use cookies to improve website performance, facilitate information sharing on social media and offer advertising tailored to your interests. Bidirectional flow sensing capability eliminates the need for two airflow sensors, helping to reduce production costs and implementation time. Competitive prices from the leading I2C Digital Pressure Sensors, Transducers distributor. The F333 series airflow sensor is the new cost-effective solution for embedded sensor applications such as HVAC, Facility Management, Environmental Arduino library for the Keller 4LD - 9LD I2C pressure and temperature sensors; used in the Bar100 Sensor from Blue Robotics. 08. Ideal for ambient condition devices this HIH6121-021-001 temperature and humidity sensor by Honeywell belongs in your design. LTR-390UV-01 Ambient Light Sensor and Ultraviolet Light Sensor Description The LTR-390UV-01 is an integrated low voltage I2C ambient light sensor (ALS) and ultraviolet light sensor (UVS) in a single miniature 2x2mm chipled lead-free surface mount package. Find the best pricing for Honeywell HAFUHT0100L4AXT by comparing bulk discounts from 11 distributors. ±50  5 Mar 2018 I2C Communication for Honeywell pressure sensor Hi I am using Honeywell for Honeywell air pressure sensor's Digital I2C address is 0X49. in 20 l/min Humidity sensors: Digital, analog, and combined humidity/temperature sensing versions. Remote mounting: In addition to being mounted A Sensirion flow or differential pressure sensor. , the complete transfer function of the sensor is defined. Did you know that the BME280 sensor has two different I2C addresses? That means, you can read two BME280 sensors at the same time on the I2C bus. I2C Digital Pressure Sensors, Transducers product list at Newark. 20 SLPM or 200 SLPM Honeywell Sensing and Control 3 Honeywell’s HGuide Inertial Sensors and Navigation offerings include high-performance MEMS inertial measurement units and inertial navigation systems. We work hard to deliver cutting edge customer service, support and fulfillment. 5% RH ±1. USB-I2C USB to I2C Communications Module Technical Specification The USB-I2C module provides a complete interface between your PC and the I2C bus. Please any one help to interface AWM92100V SENSOR WITH ARDUINO BOARD OR MICROCONTROLLER PLEASE HELP ME • Air flow measurement (Velocity mode) 31-00139—02 - P7650A,B,U Differential Pressure Sensors Author: Honeywell E&ES Technical Communications Find the best pricing for Honeywell HAFUHT0015L4AXT by comparing bulk discounts from 10 distributors. Amphenol Advanced Sensors. Zoom out and see the bigger picture, or focus in on an unprecedented level of granular data. , the micro-controller resets while reading data from the DS3231. 0 H2O). The memory is configured to hold data and machine executable instructions. 0 Introduction along with sensor status bits. Honeywell Sensing and Productivity's RSC series is a piezoresistive silicon pressure sensor offering a digital output for reading pressure over the specified full scale pressure span and temperature range. honeywell capteur de force i2c 1. Honeywell Flow Sensors 200 LPM, DO I2C FG3/8 ThrdPneumAdapt. These sensors provide an accuracy level of ±2. Null accuracy is the maximum deviation in output at 0 SCCM from the ideal transfer function over the compensated temperature range. 5%) for very precise measurements of airflow (or absence of airflow) and other non-corrosive gases in medical and industrial applications. 18 micron 1 Findchips Pro brings fragmented sources of data together into a single platform and delivers accurate and contextual answers to your most strategic questions. Figure 1. Insensitivity to Also, there's no direct correlation between weight and force. This device's minimum operating supply voltage of 2. One sensor will use the default address (0x77) and the other sensor will use the alternative address (0x76). 2> and sends the sensor slave address followed by a read bit (shown in Figure 2). Digital outputs (SPI or I2C) are also available. The Zephyr sensors provide enhanced reliability, digital accuracy, and repeatable measurements to meet many medical and industrial application specifications. 7 %RH to 4. I2C Cable available in 3" 6" 12" 20" 3. Intuitive software provides real-time monitoring and analysis of power, energy and efficiency to adhere with industry standards. 0. Sophisticated, technology-based development and assessment processes drive Honeywell's sensors to exceed industry standards for quality performance. Refer to the Technical Note “I2C Communications with Honeywell Digital. it Digikey i2c 2019 a watershed year for Renewable Energy in the UAE. Standex Meder Combination MEMS , Digital Temperature Sensors. Hi all, I'm new here I had some problems on some tecnical issus and I hope that you guys will be able to advice me on. 5 °C 50% Honeywell announces the optimization of its basic board mount pressure sensors, ABP series, for medical ventilator applications to support a faster integration in user's designs. The sensor is fully compensated for altitude. 81 sccm PMF2000 Series MASS AIR FLOW SENSOR OUTPUT DESCRIPTION *Contact Posifa for I²C communication app note Instrumentation amplifiers are provided for the latter. A Portable Monitoring Unit (PMU) is a system originally developed for measuring the concentration of ammonia and carbon-dioxide in field studies at concentrated animal feeding operations. The F333 series airflow sensor is the new cost-effective solution for embedded sensor applications such as HVAC, Facility Management, Environmental Monitoring System, etc. As position feedback components for closed-loop servo systems, these LVDT linear position sensors can serve as single- or multiple-channel devices, depending on redundancy and reliability requirements. Apr 05, 2017 · Read about 'AWM 92100V AIRFLOW SENSOR INTERFACE WITH ARDUINO BOARD' on element14. Flow Sensors are available at Mouser Electronics. AWM5000 Series Microbridge Mass Airflow Sensors feature a venturi type flow housing. In this tutorial we connect one SFM3000 to the I 2 C port 0 and one SDP631 to the I 2 C port 1. The module is an I2C master only, not a slave. Free essays, homework help, flashcards, research papers, book reports, term papers, history, science, politics Buy from People who know Test Equipment. 3v) serial communication provides air velocity as well as air temperature data. The differential pressure sensors of the SDP600 family, which has recorded millions of sales, have a digital ( I2C ) output signal, are extremely long term stable and impress with their excellent accuracy and sensitivity, even at very low differential pressure values. home products & services datasheets air flow sensors honeywell sensing & iot honeywell zephyr™ digital airflow sensors: haf series-high accuracy, bidirectional flow, short port, fastener mount, 0 sccm to 200 sccm flow range, digital i²c address: 0x29, 3. The thermally isolated heater and temperature sensing elements help these sensors provide a fast response to air or gas flow. 0% RH (HIH7000 Series) Flow Sensors are available at Mouser Electronics from industry leading manufacturers. 25°C over the sensor's -40°C to +125°C range and precision of +0. Gage pressure Air Flow Sensor, SFM3000 Series, Digital, Low Pressure Drop, -200 to 200 l/min, I2C, 1. 4 // 1638 counts (10% of 2^14 counts or 0x0666) #define OUTPUT_MAX 14745. They consist of a microbridge Microelectronic and Microelectromechanical System (MEMS) with temperature-sensitive resistors deposited with thin films of platinum Product Specification. Octopart is the world's source for HAFUHT0100L4AXT availability, pricing, and technical specs and other electronic parts. ECCN/HTS. ml6161b2024 controls dampers in vav terminal units and mounting on ball valves. com/sensors/airflow-sensors/HAF-high-accuracy-  oxygen concentrators, airflow monitors, CPAP water tanks, and medical sensor offering a digital output for reading pressure over the specified full scale sensing. The FSP1000 Series is an ultra low flow through differential pressure sensor with ranges from ±250 to ±500 Pa (±1. Octopart is the world's source for HAFUHH0050L4AXT availability, pricing, and technical specs and other electronic parts. SIP 4 Pin or SOIC-8 SMD. Magnetic sensing solutions designed for accuracy, sensitivity, and reliable measurements of external magnetic fields for compassing and magnetometry. Mouser offers inventory, pricing, & datasheets for Air Flow Sensors. Honeywell Sensing & IoT HAFUHT0200L4AXT Inventory, Pricing, Datasheets from Authorized Distributors at ECIA. Like the Serial Peripheral Interface (SPI), it is only intended for short distance communications within a single device. digital temperature and humidity sensor is a digital signal output has been calibrated. This is because the I2C address of both the sensors is not the same. The same applies to the SDA signal, as well as to the power supply (VCC) and the ground (GND). The signal is internally linearized and temperature compensated and works / operates from 5v supply voltage and communicates via i2c / two wire interface protocol. 1 I2C  C Communications with Honeywell Digital Output Pressure. Are you designing a temperature and humidity based device? You will definitely need this HIH8121-021-001 temperature and humidity sensor developed by Honeywell. Flow Sensors Flow Sensors 100 LPM Digi Out I2C Fml ISO 5356 Adapter Air Flow Sensor 0 Offer HAFUHT0050L4AXT Honeywell from Kynix Semiconductor Hong Kong Limited. I2C Communication with the Honeywell HumidIcon™ Digital Humidity/Temperature Sensors: HIH-6130/6131 Series a Honeywell Sensing and Control 3 2. At least 3. May 04, 2016 · The key features of the Honeywell ZephyrTM Digital Airflow Sensor are [24]: The sensor is compensated over the calibrated temperature range of 0°C to 50°C [32°F to 122°F], meaning that for programing, temperature fluctuations are automatically compensated for by the sensor. 0 %rh accuracy, sip 4 pin, with filter, condensation-resistant, five units on tape ( -- hih6121-021-001s Honeywell HAF Series Flow Sensors are available at Mouser Electronics. This sensor is an extremely accurate digital (I2C interface) temperature and humidity sensing device, with +/-0. Honeywell Zephyr™ analog airflow sensors: HAF Series-high accuracy, unidirectional flow, 22 mm OD tapered male fitting per ISO 5356, 0 SLPM to 100 SLPM flow range, digital I²C address: 0x49 Honeywell Zephyr™ HAF Series sensors provide a digital interface for reading airflow over specified full-scale flow and compensated temperature ranges. We have the largest selection of Multimeters, Oscilloscopes, Thermal Imagers, Tools and more. 06. 0 Vdc. ) The Inter-Integrated Circuit (I 2 C) Protocol is a protocol intended to allow multiple "slave" digital integrated circuits ("chips") to communicate with one or more "master" chips. Call Center Call Brand Management Campaign Management Digital Asset Management Email Marketing Lead Generation Marketing Automation SEO Digital The sensors can withstand the harsh environments and high-temperature peaks common in military aircraft and equipment. 22 Apr 2020 Honeywell announces the optimization of its basic board mount pressure sensors , ABP series, for medical ventilator applications to support a faster Output: Ratiometric analog or I2C- or SPI-compatible 12-bit digital. You’ll communicate with an infrared temperature sensor chip from a microcontroller in order to read the temperature of an object in front of the sensor. , maximum current consumption 230 [micro]A) connected with the local control unit via an I2C interface. Smart Building. Using a convenient 4-Pin plug, devices can be daisy-chained onto the I2C Bus, eliminating the need for soldering. The I2C bus is a simple, serial 8-bit oriented  HAF Zephyr Digital and Analog Airflow Sensors. The pressure sensor housing is based on surface mount technology standards and features an industry standard JEDEC compliant SOIC-16 footprint for straight The HAF Series is compensated over the temperature range of 0°C to 50°C and operates across a temperature range of -20°C to 70°C. • Airflow monitors. i2c arduino-library temperature-sensor pressure-sensor Updated Mar 29, 2018 Sep 14, 2015 · Zephyr™ Airflow Sensors – HAF Series Honeywell Zephyr™ Airflow Sensors, HAF Series-High Accuracy, ±50 SCCM to ±750 SCCM, 20 SLPM or 200 SLPM provide an analog or digital interface for Buy Honeywell Amplified Airflow Sensor, 0 sccm → 750 sccm, HAF Series HAFBLF0750C4AX5 or other Flow Sensors & Indicators online from RS for next day delivery on your order plus great service and a great price from the largest electronics components The state-of-the-art ASIC-based compensation provides digital (I2C) outputs with a response time of 1 ms. 0 msec. In this lab, you’ll see synchronous serial communication in action using the Inter-integrated Circuit (I2C) protocol. The sensors digital output is linear which allows for easy Electronic components distributor with 9+ million products from 1,100+ manufacturers. Previous Temperature Accuracy New Temperature Accuracy % Improvement HIH6000 ±1. hp_BH1750: Digital light sensor breakout boards containing the BH1750FVI IC Honeywell Sensing & IoT HAFUHM0010L4AXT Inventory, Pricing, Datasheets from Authorized Distributors at ECIA. They possess industry-leading long-term stability and reliability, true temperature-compensated digital I2C, energy efficiency, and ultra-small package size and options. Industry-leading long-term stability. Therefore, the SCL signal being generated by the Arduino is shared by all sensors. Please view our Flow Sensors +/- 25 cm/min 10V Airflow Sensors. Absolute Maximum Ratings. to reading data from sensor In this article, we will learn about what I2C communication protocol is, its hardware, how data is transferred and different configurations in which it operates. ST’s digital humidity and temperature sensor is based on a planar capacitance technology that integrates the temperature and humidity sensors in the sensing element. 11 Apr 2017 Test of signal/noise and stability performance of All Sensors DLHR and Honeywell RSC low pressure sensors. These sensors provide reliability and high accuracy measurements. It enables organizations to make the right engineering or sourcing decision--every time. 0 Introduction Customer Service if there are questions regarding cu The I2C bus is a simple, serial 8-bit oriented computer bus for Honeywell's technical note titled "I²C Communications with Honeywell Digital Airflow Sensors". Using special temperature and humidity acquisition technology, ensure that the product has a very high reliability and excellent long-term stability. 99 Honeywell Zephyr™ HAF Series sensors provide a digital interface for reading airflow over specified full-scale flow and compensated temperature ranges. Extra outputs control vav box reheat coils. 8 Digital Interface For additional details on the use of Zephyr with digital output see the Technical Note “I2C Communications with Honeywell Digital Airflow #leds $ 1. Communications. Find the best pricing for Honeywell HAFUHH0200L4AXT by comparing bulk discounts from 8 distributors. 5' lengths use to link I2C devices together NCD high-quality I2C cable with 4-Pin Connector and locking latch connector provides 4 color coded conductors. Page 7. Communications interface(s) communicate with at least one environmental sensor device comprising with a multitude of sensors. Honeywell’s Magnetic Sensors are among the most sensitive and reliable low-field sensors in the industry. High accuracy of ±3%RD Linearized and temperature compensated Digital output (I2C communication) High flow impedance to reduce the influence of bypass configuration Lineup of 4 types of slave address models HumidIcon™ Digital Humidity/Temperature Sensors: HIH-6130/6131 Series Sensing and Control 1. The sensor uses the I2C standard for digital communication with a slave address specified in the Nomenclature and Order Guide in Figure 4. honeywell. The Basic Amplified pressure sensors are intended for use with non-corrosive, non-ionic gases, such as air and other dry gases. txt) or view presentation slides online. When digital output reads 10000, the Flow Rate is: [(10000 - 256)/15868 x 200 sccm] = 122. Honeywell announced the introduction of the Honeywell Zephyr™ Digital Airflow Sensors that deliver the industry's most accurate airflow reading across the operating range of the sensor. Air Flow Sensors - Honeywell Zephyr™ digital airflow sensors: HAF Series-high accuracy, bidirectional flow, short port, snap mount, 0 SCCM to 200 SCCM flow range, digital I²C address: 0x29, 3. 1 x Mass Air Flow Sensor - AFM3000-200 . Lis2mdl Lis2mdl C Communication with Honeywell Digital Airflow Sensors. Application software installed on an occupant's user device enables the occupant to specify whether it is too cold or too warm within his or her personal space, or microzone. We use the serial monitor to display the data received from the board and one interesting thing you might notice is that the data is already printed in degrees because this is a digital temperature sensor so we won’t have to do any data conversion from analog to digital. This includes offset errors, thermal airflow hysteresis and repeatability errors. home products & services datasheets air flow sensors honeywell sensing & iot honeywell zephyr™ analog airflow sensors: haf series-high accuracy, bidirectional flow, long port, fastener mount, 0 sccm to 200 sccm flow range, 5. Honeywell Commercial Security's sensor line is unsurpassed in the industry. hi Please help me out for Honeywell Airflow sensor for reading proper date with appropriate Flow value. Sensors. XPedite8070 also supports dual Gigabit Ethernet, GPIO, I2C, PMC I/O, XMC I/O, and dual RS-232/RS-422 ports out the P2 connector. Grove System compatible expansion ports configurable for I2C communication (6) Honeywell SEK002 Sensor Evaluation Kit (1) IDT ZMID-COMBOARD USB Communication and Programming Board (9) Microbridge air flow sensor with dual integral restrictor design. 5 kg of direct weight on the sensor was required for the resistance to drop to zero. 87 US$9. 1]/0. Categories. 11Refer to the Technical Note “I2C Communications with Honeywell Digital Airflow Sensors” for I2C protocol information. Octopart is the world's source for HAFUHH0200L4AXT availability, pricing, and technical specs and other electronic parts. Like the Serial Peripheral Interface ( SPI ), it is only intended for short distance communications within a single device. TE Connectivity (TE) is a global technology leader, providing connectivity and sensor solutions essential in today’s increasingly connected world. Feb 08, 2019 · To get the Sensor Data via I2C communication protocol following steps to be followed, 1> the master generates a START condition. Powell Electronics • 200 Commodore Drive • Swedesboro, NJ 08085 Toll Free: (800) 235-7880 • Phone: (856) 241-8000 • Fax: (888) 467-6935 The optional UART or I2C (3. Jul 16, 2013 · The thermostat may include: a power source; a housing; one or more temperature sensors positioned within the housing to measure an ambient air temperature; a ring-shaped user-interface component configured to track a rotational input motion of a user; a processing system disposed within the housing and coupled to the one or more temperature The system is a configurable platform with over 200 channels of simultaneously measured AC and DC voltages and currents, environmental temperatures, airflow, and communications. Mouser offers inventory, pricing, & datasheets for Flow Sensors. 49 $9. Wires and pull up resistors to connect the sensors to Raspberry Pi; An internet connection on Raspberry Pi. All I2C Mini Modules are designed to operate at 5VDC. Link NCD I2C Mini Modules Sensors Relay Controllers FET Drivers Together. We applied 1, 2, 3, 5, and 10 Kilo weights to the sensor, but unless the weight was concentrated directly on the sensor, it did not drop the resistance enough to allow current to flow. with Honeywell Zephyr High Accuracy digital flow rate sensors over I2C at: https://sensing. I have a Honeywell ASDXRRX100PD2A5 I2C Pressure Sensor that I want to read using an Arduino. 8 * (Flow Applied/Full Scale Flow)] Flow Applied Full Scale Flow * [(Digital Output Code/16384) - 0. With CTRL + O and CTRL + X we save and The Honeywell HMC5883L is a surface-mount, multi-chip module designed for low-field magnetic sensing with a digital interface for applications such as low-cost compassing and magnetometry. 1 + 0. DIYmall BME280 Humidity Temperature Sensor Barometric Pressure Sensor Module with IIC/I2C for Arduino GY-BME280-5V (Pack of 1pc) 4. The Honeywell HIH6130-021-001 sensor is used for precise RH and temperature measurement in air conditioning/air movement systems, enthalpy sensing, thermostats, sleep apnea machines and ventilators. Advanced Power Management Using the ALS31300 and ALS31313 3D Hall-Effect Sensor ICs with I2C Output As the popularity of mobile battery-powered devices increases, there is a growing demand for efficient power management in sensor applications. While the physical temperature parameter changes are detected from the trusted technology of our own platinum RTD sensors, an on board TDC, provides a high resolution digital I2C output with 16 bit resolution. 0% RH (HIH8000 Series) ±3. 9. Do you need temperature and humidity information? This HIH9131-021-001S temperature and humidity sensor manufactured by Honeywell will do just that. i2c communications with honeywell digital airflow sensors

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