Siemens 6AV1242-0AB10 SIMATIC S5 CP527 Communication Processor

Recommended Models & Related Products

Important Compatibility Note: The CP527 uses sync-on-green signaling for the RGB video output. If the monitor cable is connected incorrectly (e.g., wrong lead to the G connector), no image will appear even if the module is functioning. Verify the cable pinout and jumper settings against the original working module before replacing.

What's Included

• 1 × Siemens 6AV1242-0AB10 CP527 Communication Processor

Note: Monitor, printer, connecting cables, and COM B+B GRAPH software are sold separately.

Why Buy From Us?

• In Stock – Limited remaining stock available

• Tested – Each unit verified for functionality (refurbished units)

• Warranty Included – 12-month warranty for purchase confidence

• Technical Support – S5 compatibility assistance available

Frequently Asked Questions (FAQ)

Q1: What is the Siemens 6AV1242-0AB10?

It is a CP527 Communication Processor for the SIMATIC S5 PLC platform. It provides color video output for process visualization and a printer port for alarm documentation, configured using COM B+B GRAPH software.

Q2: Which S5 PLC systems is this module compatible with?

It is designed for installation in S5-115U, S5-135U, S5-150U, and S5-155U PLC racks.

Q3: Is this product still in production?

No. It is a legacy SIMATIC S5 component, and the S5 platform has been discontinued by Siemens. It is available only through remaining stock, refurbished units, or third-party suppliers.

Q4: What is the difference between CP527 and CP526?

The CP527 (this item) offers approximately 10× faster processing, supports a larger 256 KB memory module, and includes a printer port. The CP526 lacks these enhancements.

Q5: What software is required to configure the CP527?

Process images and graphics are configured using COM B+B GRAPH software. Programming devices such as PG 635-II, 685, 695, 710-II, 730, or 750 are compatible.

Q6: What type of video interface does it use?

It uses an RGB interface with sync-on-green signaling. The monitor must be compatible with this signaling type, and the cable must be wired correctly (R-R, G-G, B-B, with sync on green).

Q7: Does it have a printer port?

Yes. The CP527 includes a dedicated printer port for logging alarms and process documentation.

Q8: What are the dimensions and weight?

Approximately 200 × 150 × 30 mm (per supplier data) and 0.653 kg.

Q9: What is the country of origin?

Germany.

Q10: What should I verify before ordering?

Always verify the exact part number (6AV1242-0AB10), confirm your S5 PLC model is compatible, check the condition and warranty of the specific unit offered (new, refurbished, or used), and ensure you have the COM B+B GRAPH software and compatible monitor for configuration and operation.