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.