Humidity+Temperature Chart Recorder

Best value paperless chart recorder in the market that’s easy to set up and operate

Extech RH520 Temperature + Humidity Chart measures and displays Temperature, Humidity, and Dew Point. The remote (detachable) probe senses the ambient conditions while the LCD display graphs and provides numerical representation of the readings. Programmable audiovisual alarms alert the user when ambient conditions reach alarm presets. The optional alarm module permits automatic relay switching when alarm presets are reached. The RH520 Internal Memory can store up to 49,152 measurements for later transfer to a PC. Careful use of this instrument will provide years of reliable service.