HRC5NT5REFS

Room Humidity Transmitter, 5%, No LCD, 1801Ohm, NTC Thermistor, ?0.2 C, Red LED (n/a with LCD), Comm. Jack (4 pin header), Fan speed switch, Override switch https://downloads.greystoneenergy.com/Submittals/PS-HRCXXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-HRCXXX.pdf