Product Name: Operation Master UnitModel Number: MCXPlace of Origin: ChinaMCX 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: 3) EMC: Level A 4) EFT: Level 3 5) Super-width LCD of 240 x 64 graphic lattice in blue backlight 6) 10 filmy slight-touch buttons 7) 18 LED display indicators 8) Multi-communication ports of RS485, RS232 (RS485: RS232: <20m)