The EVK products are a controllers line able to manage ventilated refrigerating units by the control of compressor, defrost (by temperature/time) and evaporator fan. Multicolour function icons allow to understand, with a fast look, the refrigerator status; display composed by 3½ digits allows to show decimal point value also below -10°. The models are mainly different for the relay used for the compressor management and for the presence of the digital input. EVK253 thanks to the control of condenser temperature allows to signal clean/maintenance needing on plant or allow to lock the system to avoid compressor damage. EVK204 and EVK214 have a fourth output can be configured to control 8 different kind of services (cabinet light, demisting heater, auxiliary, compressor 2, alarm, door element, evaporator valve, defrost synchronisation); has the following functions: RTC (only EVK214), HACCP, energy saving and on/stand-by button. The EVK line has by request a serial port with ModBus
communication protocol for the connection to RICS supervision software and for the connection of EVKEY quick-setting system, alarm buzzer and output for EVT100 remote repeater connection (this last for EVK203, EVK213, EVK253 (only in the versions with power supply 12 VAC/DC and 12-24 VAC/DC), EVK204 and EVK214 only).
technical data
Box: self-extinguishing, grey.
Frontal protection: IP65.
Size: 75 x 33 mm.
Panel cut-out: 71 x 29 mm.
Power supply: 230 VAC, 115 VAC, 12-24 VAC/DC or 12 VAC/DC; 50/60 Hz.
Alarm buzzer: optional.
I/O configurations change depending on the model
communication protocol for the connection to RICS supervision software and for the connection of EVKEY quick-setting system, alarm buzzer and output for EVT100 remote repeater connection (this last for EVK203, EVK213, EVK253 (only in the versions with power supply 12 VAC/DC and 12-24 VAC/DC), EVK204 and EVK214 only).
technical data
Box: self-extinguishing, grey.
Frontal protection: IP65.
Size: 75 x 33 mm.
Panel cut-out: 71 x 29 mm.
Power supply: 230 VAC, 115 VAC, 12-24 VAC/DC or 12 VAC/DC; 50/60 Hz.
Alarm buzzer: optional.
I/O configurations change depending on the model