Dimensions 32 x 74 mm, is a microcomputer control for medium or low temperature refrigeration units device. It has 3 relay outputs to control the compressor and defrost, either electric or hot air defrost Frost, the other one can be used for lighting, alarm signal or auxiliary output. It also provides 3 NTC or PTC probe inputs, the first for temperature control and the second for The inside of the hair generator is used to control the defrost termination temperature. The third way is optional and connected to the programming key HOT The KEY port is used to display a condensation temperature alarm or to display a temperature. The digital input can be used as a fourth temperature probe head use. Programming key HOT KEY output can connect the controller to ModBUS-RTU compatible via external module XJ485-CX the monitoring system network, such as DIXELL's X-WEB series monitoring system. It can also use programming keys HOT KEY to program a controller. The controller can be easily and fully configured through the keyboard with specific parameters.