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1-Wire Compact Temperature and Humidity Sensor

The TSH202B is a 1-Wire Compact Temperature and Humidity Sensor designed for accurate humidity and temperature monitoring in a discrete black housing. This sensor integrates a capacitive humidity and band-gap temperature sensors with a 12-bit ADC for quality data and fast response, and supporting multiple sensors via a unique serial code.  The TSH202B is larger than the TSH202, but both sensors are in a single discrete black housing that, offers a cost-effective data collection solution.

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TSH202B Compact Temperature & Humidity Sensor

Description

The TSH202B is a 1-Wire Compact Temperature and Humidity Sensor that is a small, yet dependable sensor designed for precise humidity and temperature data acquisition. It incorporates a specialized capacitive component for humidity detection and a band gap sensor for temperature readings, both efficiently connected to a 12-bit analog-to-digital converter. This integration ensures excellent signal quality and a rapid response. Utilising the 1-Wire bus communication protocol and featuring a unique 64-bit serial code, the TSH202B facilitates straightforward connection of numerous sensors for concurrent temperature and humidity monitoring.

Due to its compact form factor, the TSH202B is particularly well-suited for applications with spatial constraints, including environmental monitoring systems and HVAC control. Whether the requirement is for monitoring a single area or multiple locations, the TSH202B offers an economical and trustworthy solution for comprehensive humidity and temperature data collection.

Features

  • Discrete black sensor housing
  • ±3.0% relative humidity accuracy
  • 12-bit resolution for humidity measurements
  • 14-bit resolution for temperature measurements
  • Fully calibrated digital output
  • Excellent long-term stability
  • Unique 64-bit serial number for use in multi-sensor systems

Applications

  • Humidity and temperature monitoring in building management systems for energy efficiency, comfort, and equipment longevity
  • Server room and data center environmental monitoring to protect critical infrastructure from temperature and humidity fluctuations
  • Humidity and temperature monitoring in building management systems
  • Environmental quality monitoring and assessment in laboratories, industrial facilities, and clean rooms
  • Temperature and humidity monitoring in vehicles

Specifications

Temperature Humidity
Operating Range*: -20 to +60°C 10 to 90%RH
Tolerance ±0.4°C (1.0°C Max) ±3%RH (5%RH Max)
Long-Term Drift (Typical): 0.05°C 0.25%RH
Resolution: 0.1°C 0.1%RH
Power Supply: 4 to 5.5vDC @ 5mA
Dimensions: 62 x 28 x 16mm
Cable Length: 1m

* Recommended operating range is -10 to 60°C @ 20-80%RH. Prolonged operation beyond these ranges may result in a shift of sensor reading and slow recovery time.

Product

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Price

Product Description

TSH202B

£45.99

TSH202B 1-Wire Compact Temperature and Humidity with a discrete black housing. Band-gap temperature sensor with range -20 to +60°C with accuracy ±0.4°C, and capacitive humidity sensor with a range of 10-90%RH with ±3%RH accuracy. Sensor dimensions 62 x 28 x 16mm with 1m cable and flying tails. Power Supply 4.5 to 26vDC (5V @ 5mA).

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