The ABB 07CR41 is a basic CPU/controller unit from the Advant Controller 31 (AC31) Series 40 PLC family. ABB documentation identifies 07CR41 as a Series 40 basic unit, and ABB’s own CP500 documentation lists the 07CR41 with material number 1SBN260020R1001.

The 07CR41 provides 8 digital inputs and 6 relay outputs and is available in a 24 VDC configuration. It supports the AC31 system architecture and can be used with expansion I/O and related AC31 components. The published mechanical dimensions are 120 × 93 × 84 mm, with DIN-rail or screw mounting.

Product Datasheet

Common Questions & Answers

Q: What is ABB 07CR41?
A: It is an ABB Advant Controller 31 Series 40 PLC basic unit designed for industrial automation and control applications.

Q: How many I/O points does the 07CR41 have?
A: The commonly documented configuration provides 8 digital inputs and 6 relay outputs.

Q: What is the operating voltage?
A: The 07CR41 configuration identified by material number 1SBN260020R1001 uses a 24 VDC power supply.

Q: What are its physical dimensions?
A: ABB’s dimensional documentation gives approximately 120 × 93 × 84 mm (W × H × D).

Q: Can the 07CR41 communicate with other AC31 devices?
A: Yes. The AC31 Series 40/50 architecture supports system communication and expansion arrangements. The operating documentation also describes integrated serial communication functions.

Q: Is the 07CR41 still a current PLC platform?
A: It belongs to the legacy AC31 family. For replacement applications, the exact existing hardware configuration, I/O arrangement, program, and communication requirements should be checked before selecting a newer controller.