Compact Humidity and Temperature Sensor TSH202B

The TSH202B, a compact humidity and temperature sensor, ensures precise and dependable data capture. It employs a distinctive capacitive element for humidity sensing and a band gap sensor for temperature measurement, both seamlessly integrated with a 12-bit analog-to-digital converter for excellent signal quality and rapid response.

Thanks to its 1-Wire bus communication protocol and distinctive 64-bit serial code, you can effortlessly connect multiple sensors for concurrent humidity and temperature monitoring. Its compact design suits various space-restricted applications, including environmental monitoring systems and HVAC control.

Whether you require temperature and humidity monitoring in a single room or across multiple locations, the TSH202B offers an affordable and dependable solution for your data collection needs.

Key Specifications:

• Offers fully calibrated digital output for precise readings.
• Demonstrates outstanding long-term stability.
• Each sensor possesses a distinct 64-bit serial number, supporting multi-sensor configurations.
• Provides a relative humidity accuracy of 3.0%.
• Achieves a high 12-bit resolution for humidity measurements.
• Delivers a superior 14-bit resolution for temperature measurements.

Use Cases:

• Monitoring of server rooms and data centers.
• Humidity and temperature monitoring within building management systems.
• Assessment and monitoring of environmental quality.
• Temperature and humidity monitoring in vehicle environments.

The sensor can be used with

• Ethernet IO module TCW241
• Ethernet data logger TCW220
• Remote IO module TCW122B-CM
• IP watchdog monitoring module TCW122B-WD
• 4G LTE wireless IO module TCG120-4

Technical Properties:

Parameter	Value	Units	Remark	Value	Units	Remark
Operating Range	10 to 90*	%RH	non-condensing	–20 to +60* °	°C
Tolerance typ.	±3.0	%RH	20 to 80 %RH	±0.4	°C	-10 to +60°C
Tolerance max.	±5.0	%RH	10 to 90 %RH	±1.0	°C	-20 to +60°C
Long term drift typ.	±0.25** %	%RH/year	20 to 80 %RH	±0.05**	°C/year	-10 to +60°C
Resolution	0.1	%RH		0.1	°C
Power supply/consumption	4.0 to 5.5	VDC		5	mA
Dimensions	62 x 28 x 16	mm
Communication	1-Wire
Cable length	1	m