ABB 07KT97 GJR5253000R4270 Replacement AC31 Processor for ABB Control

The ABB 07KT97 GJR5253000R4270 Replacement AC31 Processor for ABB Control is a 90-series central processing unit of the ABB Advant Controller 31 (AC31) PLC family. As the CPU basic unit, it executes the application program, arbitrates the I/O bus and acts as the communication gateway for the controller station, with serial and CS31 communication interfaces. Multiple variants of the 07KT97 exist (e.g. 07KT97D, 07KT97F1) for different I/O and communication configurations.

Key Specifications:

• Brand: ABB
• Model: 07KT97 (90-series central unit)
• Order Number: GJR5253000R4270
• Type: PLC Central Processing Unit / Basic Unit
• System: Advant Controller 31 (AC31), 90 series
• Function: Program execution, I/O bus arbitration, communication gateway
• Communication: CS31 fieldbus + serial port(s)
• Relay Outputs (07KT97D variant): 8, max 5 A at 24 V DC / 2 A at 230 V AC
• Operating Temperature (07KT97D variant): −25°C to +70°C

ABB 07KT97 GJR5253000R4270 Replacement AC31 Processor for ABB Control is the processing heart of an AC31 controller station: it runs the user program, coordinates data exchange with digital/analog I/O and handles communication with higher-level systems. Belonging to the 90-series CPU generation, it offers more capability than the earlier 40-series units while staying within the same AC31 architecture.

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