ABB 128877-103 PC BOARD
Product No.:128877-103;Detailed description:Cable, SP1200 IR detector;Total weight:0.5kg
The CPU board contains the microprocessor and RAM memory, real-time clock, LED indicators, INIT button, and CompactFlash interface.
The PM866/PM866A controller has two RJ45 Ethernet ports (CN1, CN2) and two RJ45 serial ports (COM3, COM4) on the backplane for connecting to the control network. One of the serial ports (COM3) is an RS-232C port with modem control signals, while the other port (COM4) is isolated and is used for connecting configuration devices. The controller supports CPU redundancy for increased availability (CPU, CEX-Bus, communication interfaces and S800 I/O).
Simple DIN-rail connection/disconnection procedure using a unique sliding and locking mechanism. All boards are equipped with a unique Ethernet address, providing hardware identification for each CPU. The address can be found on the Ethernet address label on the TP830 baseboard.
Application：
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