900 MHz External Temperature/Humidity Transmitter
About this item
Operates on a 900 MHz frequency-hopping spread spectrum with an open-field range of up to 2,500 ft and a typical interior range of up to 500 ft.
The transmitter is battery operated and monitors against preset conditions that are user-defined within the EnviroTrak application.
Transmitters 31221-032 calibrated to NIST standards are available.
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|Mounting:||Bracket (screws or tape)|
|Temperature Range:||-4° to 140°F (-20° to 60°C)|
|Relative Humidity Range:||0 to 100%|
|Power Source:||Battery (CR123A lithium, 3V|
|Temperature Accuracy:||±0.5°F (±0.3°C) at 77°F (25°C)|
|Relative Humidity Accuracy:||±2% (10 to 90%RH)|
|Battery Life||2.5-3 years|