Subzero Temperature Controller SZ7510 is used in heating applications when the P1 parameter is set to “1” except for SZ-7520/25/29-P. The Subzero Temperature controller is also known as Defrost controller and 7529-Pis also a defrost controller with an inbuilt power relay that can drive compressor loads directly up to 20Amps. A number of parameters are displayed alphanumerically to set up the instrument for each specific application. The Subzero Temperature controller has a measuring range of -50 C to O 99 C.
Features Of Subzero Temperature Controller:
Memory retention and time delay for compressor protection
Cooling & Heating output
Spade terminals for compressors
Auto operation in case of sensor error