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SI7021-A20-IM1R +BOM

Digital sensor for temperature and humidity measurement, featuring I2C interface and a precision of 2% RH

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SI7021-A20-IM1R General Description

Board Mount Humidity Sensors Digital RH ( 3% max) & temperature sensor, industrial grade with cover/filter

Key Features

  • 1. High accuracy: The sensor offers a humidity measurement accuracy of ±3% and a temperature measurement accuracy of ±0.4°C.
  • 2. Wide operating range: It operates in a humidity range of 0-100% and a temperature range of -40°C to +85°C.
  • 3. Fast response time: The sensor provides a quick response time, which is ideal for real-time monitoring applications.
  • 4. Low power consumption: It consumes very low power, making it suitable for battery-powered devices.
  • 5. I2C Interface: It communicates with the microcontroller using the I2C protocol.

Application

  • 1. HVAC systems: The sensor is commonly used in heating, ventilation, and air conditioning systems to monitor and control humidity and temperature levels.
  • 2. Indoor weather stations: It can be integrated into weather monitoring devices for measuring indoor conditions.
  • 3. Consumer electronics: The sensor finds applications in various consumer electronics, such as thermostats, humidifiers, and dehumidifiers.
  • 4. Industrial automation: It is used in industrial automation systems for monitoring and controlling environmental conditions.
  • 5. Medical devices: The sensor is also utilized in medical devices, such as incubators and respiratory equipment.

Specifications

Series - Sensor Type Humidity, Temperature
Humidity Range 0 ~ 100% RH Output Type I²C
Output 12b Accuracy ±3% RH
Response Time 18 s Sensitivity -
Voltage - Supply 1.9V ~ 3.6V Mounting Type Surface Mount
Operating Temperature -40°C ~ 125°C Base Product Number SI7021

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