Dwyer RP1 Thermo-Hygrometer Probe RH Temperature Sensing plugs directly into Dwyer Models 471B-1, 473B-1, or 485B-1 and measures temperature, relative humidity, wet bulb, and dew point. The Dwyer RP1 features field replaceable sensors with no additional calibration required and is equipped with a membrane filter to protect the sensor in higher airflow ducts.
*Not a standalone tool: Requires a handheld unit included with Dwyer 471B-1, 473B-1, or 485B-1