$4,920.00 Original price was: $4,920.00.$2,670.00Current price is: $2,670.00.
The ABB PM866AK01 (Order No.: 3BSE076939R1) is a high-performance redundant processor unit of the AC 800M series, featuring a dual-core CPU, multi-protocol communication, and fault-tolerant design to serve as the control core for mission-critical industrial automation systems.
| Parameter | Details |
|---|---|
| Model | PM866AK01 (Order No.: 3BSE076939R1) |
| Manufacturer | ABB |
| Product Type | Redundant Processor Unit (AC 800M Series) |
| Core Functions | Real-time execution of complex control logic; CPU redundancy for uninterrupted operation; multi-protocol data exchange; system diagnostics & fault recovery; support for large-scale I/O expansion |
| Processor | Dual-core PowerPC @ 1.2 GHz |
| Memory | 1 GB DDR3 RAM; 1 GB Flash memory (user program/data storage) |
| Communication Interfaces | 2×Gigabit Ethernet (10/100/1000 Mbps, RJ45); 1×PROFINET; 1×PROFIBUS DP; 1×Modbus TCP/IP |
| Supported Programming Languages | Ladder Diagram (LD), Function Block Diagram (FBD), Structured Text (ST), Sequential Function Chart (SFC) |
| Redundancy Type | 1:1 hot standby (automatic switchover < 100 ms) |
| Power Supply | 24 V DC ±10% |
| Power Consumption | 5 W typical (no redundancy); 8 W typical (with redundancy) |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | 5% – 95% RH (non-condensing) |
| Protection Rating | IP20 (requires installation in NEMA 1/12/4/4X enclosures) |
| Dimensions (W × H × D) | 119 mm × 186 mm × 135 mm |
| Weight | 3.1 kg |
| Mounting Type | Rack-mounted (AC 800M standard chassis); hot-swappable |
| Certifications | CE, UL, CSA, IEC 61508 (SIL 3), ATEX Zone 2 |
| Key Features | Dual-core processing for high throughput; built-in memory backup battery; redundant communication ports; support for thousands of I/O points; compatibility with ABB 800xA DCS |
| System Compatibility | ABB AC 800M DCS; S800/S900 I/O modules; Kinetix drives; third-party SCADA systems via standard protocols |
| Applications | Mission-critical process control (oil & gas, chemical, power generation); large-scale manufacturing automation; substation automation; marine/offshore control systems |
AC 800M is a family of rail-mounted modules, consisting of CPUs, communication modules, power supply modules and various accessories. There are several CPU modules to choose from, ranging from single units with medium processing power and memory to fully redundant units with high processing power.

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