ABB AC 800M

Appendix A Hardware Units PM861 and TP830 – Processor Unit
3BSE 027 941 R301 145
PM861 and TP830 – Processor Unit
Key Features
• MPC860 Microprocessor running at
48 MHz.
• 16 MB RAM with internal or external
battery back-up facility.
• 12 x S800 I/O units can be connected to
the electrical ModuleBus.
• Four on-board communication ports:
– CN1 + CN2, Ethernet ports (IEEE
802.3, 10 Base T)
– COM3, serial port (RS232-C) with
modem support
– COM4, serial port (RS232-C) for
service tool
• Basic communication is extendable by
using additional communication interface
units.
• Redundancy Control Link, for use in
redundancy configuration.