Grain-Watch - Fan Relay Unit Brochure

Combined with the Outdoor Temperature Sensor GW-rHS01 and the PC Software, the Grain-Watch® PLCK-USB Fan Relay is used for automatic silo aeration. When the trip levels for relative air humidity, air temperature and grain temperature set in the software are triggered, the GW-PLCK-USB Fan Relay starts silo aeration automatically. The unit is available with 4, 10, and 26 relay outputs. The GW-PLCK-USB Fan Relay connects to the PC via two USB ports.