HAHTRC1LIFJ

Room Humidity/Temperature Transmitter, 1%, Viewable LCD, 4-20 mA output, Fan speed switch, Communication Jack (3.5 mm phono) http://downloads.greystoneenergy.com/Submittals/PS-HTRCXXX.pdf http://downloads.greystoneenergy.com/Install%20Notes/IN-GE-HTRCXXX.pdf