Eliwell Ewcm 900 S [best] [2K]

Using the front keypad, technicians can split parameters into "User" (setpoint, differential) and "Programming" (defrost type, probe calibration, output configuration) levels, secured by a password.

: Features a continuous hardware diagnosis system. In the event of a controller failure, it can transfer control to a backup system to maintain minimal refrigeration until service arrives. eliwell ewcm 900 s