PM856K01 3BSE018104R1 | ABB | Processor Unit Kit (AC 800M Series)
PM856K01 3BSE018104R1 | ABB | Processor Unit Kit (AC 800M Series) Original price was: $6,590.00.Current price is: $3,980.00.
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PM866K01 3BSE050198R1 | ABB | High-End Redundant Processor Module
PM866K01 3BSE050198R1 | ABB | High-End Redundant Processor Module Original price was: $6,990.00.Current price is: $2,888.00.

PM864AK01 3BSE018161R1 | ABB | Redundant Processor Module

Original price was: $7,980.00.Current price is: $3,660.00.

The ABB PM864AK01 3BSE018161R1 is a high-performance redundant processor module in the AC 800M series, designed for mission-critical industrial automation tasks with built-in redundancy support to ensure uninterrupted operation in process control environments.

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Description
Parameter Details
Model PM864AK01 (Product Name) / 3BSE018161R1 (Material Number)
Manufacturer ABB
Product Type Redundant Processor Module (AC 800M Series, High-Performance)
Processor 32-bit industrial RISC processor (optimized for real-time control)
Memory – Program Memory: 16 MB flash (expandable via SD card)

– Data Memory: 8 MB RAM (with battery backup for data retention)

Supported Programming Languages IEC 61131-3 standard: Ladder Logic (LD), Function Block Diagram (FBD), Structured Text (ST), Sequential Function Chart (SFC), Instruction List (IL)
Redundancy Type 1:1 hot standby redundancy (automatic failover time < 100 ms)
I/O Expansion Supports up to 64 I/O modules via dual AC 800M module buses (for redundant I/O connections)
Communication Interfaces – 2 x Module bus ports (primary/secondary for redundant I/O)

– 1 x RS-232 serial port (configuration/debugging)

– 1 x Ethernet port (for controller-to-controller communication in redundant pairs)

Cycle Time Minimum 0.5 ms (for small programs); typical 5-30 ms (depending on program complexity and I/O count)
Real-Time Clock Built-in (with battery backup, 10-year lifespan)
Dimensions (W x H x D) 45 mm x 119 mm x 102 mm (standard AC 800M module footprint)
Weight 0.28 kg (net weight, including redundancy components)
Operating Temperature Range -25 °C to +70 °C
Storage Temperature Range -40 °C to +85 °C
Relative Humidity 5% – 95% (non-condensing, no frost formation)
Protection Class IP20 (for installation in enclosed control cabinets)
Power Supply Powered via AC 800M backplane (24 V DC ±10%); Typical current: 450 mA (normal operation), 600 mA (redundant sync)
Power Consumption 6.2 W (typical, single module); 12.4 W (max, redundant pair)
LEDs 7 LEDs (Power, Run, Standby, Redundancy Sync, Fault, Module Bus 1 Status, Module Bus 2 Status)
Certifications CE, UL 508, cULus, ATEX, IECEx (for hazardous area use), SIL 2 (IEC 61508)
Compatibility Works with ABB Control Builder M (v5.1 and above); compatible with all AC 800M I/O modules (AI810, AO810, DI810, etc.) and communication modules (CI855, CI867)
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About brand

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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