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ABB AC800M PM891 3BSE053240R1|Processor Module|

AC800M PM891 3BSE053240R1
Configuration
Processor and Memory
CPU clock speed: 1.2GHz multi-core processor
Program memory (RAM): 128MB
Flash storage: 512MB (stores programs, logs, firmware)
Redundant support
Support dual machine hot standby redundancy (PM891+PM891 redundancy pairing), non disruptive switching, switching time in milliseconds, meeting SIL2 process safety control scenarios.
Comes with communication interface (onboard)
2 x RS232/485 serial ports (debugging, Modbus RTU)
2 x RJ45 Ethernet ports (ControlNet/TPIP, redundant communication within the controller, connected to 800xA operation station)
1 x MB300 bus interface (compatible with S800 I/O rack)
expansion slot
Support installation of communication expansion cards: Profibus DP, Modbus TCP, DNP3, EtherNet/IP and other communication submodules
Application
Main/auxiliary control DCS (800xA system) for thermal power and gas turbine combined cycle units
Continuous Process Control of Large Petroleum and Chemical Plants
Metallurgical rolling line, cement, papermaking complete production line
Automation systems for water treatment, large-scale pumping stations, and energy storage power stations
ABB AC800M PM891 3BSE053240R1|Processor Module|
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