ABB
ABB Controller Processor Module PM856A
['Home', 'Industrial Automation Spare Parts', 'ABB', 'AC 800M Controllers'] Need ABB PM856A? Controller Processor Modul…
Specifications
| Brand | ABB |
|---|---|
| Model Number | PM856A |
| Official Product Name | AC 800M Processor / Controller Module |
| Applicable System | ABB AC 800M / System 800xA |
| Product Type | Controller Processor Module (CPU) |
| Equivalent Standard | Contact supplier for cross-reference and alternative models |
| Product Status | Mature |
| Lifecycle note | Active / Mature |
| Communication ports | 2 x RJ45 Ethernet (CN1, CN2), 2 x RJ45 serial (COM3, COM4) |
| Base unit | TP830 (or compatible AC 800M base) |
| Mounting | DIN rail, sliding and locking mechanism |
| Memory | Contact supplier for exact specifications |
| Protection rating | IP20 |
| Weight | Contact supplier for exact specifications |
| System | ABB AC 800M / System 800xA |
Product Description
Basic Product Information
- Dual RJ45 control-network Ethernet ports (CN1, CN2)
- Two RJ45 serial ports for configuration (COM3, COM4)
- Supports controller redundancy for high availability
- Central processor for AC 800M controller stations
Technical Specifications
Version & Model Difference
- The PM856A is the AC 800M CPU variant; PM856 (without A) and higher-performance PM866 / PM864 variants exist. Contact supplier for memory and redundancy differences between AC 800M CPU variants.
Application Scenarios
- Process automation in System 800xA
- Controller stations for motors, valves and loops
- Redundant high-availability control applications
- It mounts on a TP830 base using a DIN-rail sliding and locking mechanism.
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