ABB PM867 AC 800M High Integrity Processor Unit
Manufacturer: ABB
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Part Number: PM867 3BSE0763561
Condition：New with Original Package
Product Type:
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB PM867 Processor Unit
Configured for high-integrity logic execution in AC 800M control systems, the ABB PM867 (3BSE076356R1) processor unit provides direct electrical execution for industrial safety applications.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PM867 |
| Brand | ABB |
| Origin | Sweden |
| Weight | 1200 g |
| Dimensions | 119 mm (W) x 186 mm (H) x 135 mm (D) |
| Operating Temp | Per IEC 61131-2 specifications |
| Power Consumption | 5.1 W (typical) / 8.6 W (max) |
| Processor | MPC866, 133 MHz |
| Safety Integrity | SIL 3 (IEC 61508) |
| Supply Voltage | 24 V DC (19.2-30 V DC) |
PLC Controller Architecture and Firmware Compatibility
The ABB PM867 utilizes the MPC866 microprocessor architecture to maintain high deterministic performance in complex safety loops. The module supports firmware flash updates via the integrated CompactFlash interface, ensuring alignment with 800xA 6.0.2 or later system versions. The controller utilizes backplane bus communication to manage high-density I/O configurations, supporting up to 96 I/O modules on a single CPU bus. Deterministic network performance is maintained through dual 10Base-T Ethernet ports, facilitating high-speed communication via MMS and IAC protocols. The system logic executes Boolean operations at a rate of 0.09 ms per 1000 operations, providing the processing velocity required for fault-tolerant safety shutdown sequences.
Frequently Asked Questions (FAQ)
Q: What is the maximum switchover time during redundant CPU operation?
A: In a redundant configuration, the PM867 performs a bumpless switchover with a total transition time of less than 10 ms.
Q: Can the PM867 be utilized in non-safety applications?
A: Yes, while optimized for SIL 3 high-integrity environments, the module functions as a standard CPU in the AC 800M controller line.
Q: What is the purpose of the INIT push button on the front panel?
A: The INIT button is utilized to reset the CPU to a known state or to trigger a firmware reload procedure from the CompactFlash card.
Field Installation Guidelines
Ensure the TP830 baseplate is securely mounted to the DIN rail before installing the CPU module. Verify that the TB850, TB807, and TB852 terminators are correctly seated to prevent CEX-Bus and ModuleBus signal reflections. Apply a 24 V DC supply within the 19.2-30 V DC range, ensuring that the ground connection is tied to the chassis common to maintain EMC compliance. When wiring serial connections (COM3/COM4), utilize shielded twisted-pair cabling to minimize noise. Observe the 135 mm depth requirement for cable clearance within the cabinet enclosure.