MCX main control unit is the part of interactive, to realize the function of query parameter, setting, running administration, and Web communication. Features: 1) Operates under clew of LCD menu display in Chinese 2) Plug and Play connecting net; extend I/O control board online; extend MCX display unit online 3) Self-identifies the module of connecting net; multi-option of running mode 4) Blur energy control, multi-compressor balanced running, sets the number of compressor of connecting net online 5) Self-diagnoses fault and protection; manual reset while no-fault 6) Intelligent defrost; makes the statistic of output power automatically while defrost manually, records manual starting and closing of all units 7) Inspection to defrost; can switch to the normal running process completely and quickly 8) Memorizes running status and clock of system while break electricity 9) Over time limit; reminds operator before running time limit 10) Starts and closes with one key; remote control switch 11) Multiple password protection 12) Remote control, supports MODBUS Specifications: 1) Input voltage: 85 - 265V AC 50/60Hz 2) Power: