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The Communication Module (CM) serves as a one-to-one interface for the Trident v2 system's Processing Units (MPs)
Altitude: -300 to +3000 m (-1000 to +10
Serial Port Type: RS232/RS422/RS485
60 VDC at 0
Operating Humidity: 95% non-condensing
PM866A | ABB | AC 800M Processor Unit Runtime for PC The Communication Module (CM) servesDescription PM866A is the ABB AC 800M processor unit designed for high performance control in demanding industrial automation systems. Specifications Memory 4 MB flash PROM (for firmware storage) 64 MB SDRAM Power Dissipation 5. 1 W (typical) 8. 6 W (typical, includes full supply to ModuleBus and CEX Bus) Current Consumption 210 mA (typical) 360 mA (maximum) Excludes supply to ModuleBus and CEX Bus Power Input Connector 4 pin screw terminal (L+, L,