SPC04I02FJ

Room, Humidity and temperature transmitter c/w temperature setpoint control, 4-20 mA output, 2%, Fan speed switch, Comm. Jack (3.5 mm phono) https://downloads.greystoneenergy.com/Submittals/PS-SPCXXX.pdf https://downloads.greystoneenergy.com/Install%20Notes/IN-GE-SPCXXX.pdf