ABB PM867 | 3BSE076356R1 High-Integrity Processor Module

Product Overview

The PM867 (3BSE076356R1) is a specialized high-integrity processor module for the ABB AC 800M system, engineered to meet the stringent requirements of safety-critical industrial applications. Certified to SIL 3, this module provides a robust platform for combining safety and process control, ensuring reliable fault tolerance and system availability.

Technical Specifications

• Manufacturer: ABB

• Model: PM867

• Part Number: 3BSE076356R1

• Type: High-Integrity Processor Module

• Processor: 133 MHz microprocessor

• Memory: 64 MB RAM

• Safety Compliance: SIL 3 certified, IEC 61508, TUV

• Interfaces: Integrated CEX bus and ModuleBus

• Dimensions: 119 mm (W) x 186 mm (H) x 135 mm (D)

• Weight: 0.8 kg

Kit Components

The module includes the necessary hardware for a complete setup:

• PM867 CPU

• TP830 Baseplate

• TB850 CEX-bus terminator

• TB807 ModuleBus terminator

• TB852 RCU-Link terminator

• Memory backup battery: 4943013-6 (3.6 V, 9 g)

Key Features

• Safety-Certified Performance: SIL 3 certified, making it ideal for safety-critical control tasks in demanding process industries.

• Fault-Tolerant Architecture: Supports CPU redundancy to eliminate single points of failure, ensuring high availability during critical operations.

• Seamless Integration: Designed specifically for use within AC 800M systems running 800xA version 6.0.2 or later.

• Reliable Data Retention: Equipped with a lithium battery for memory backup, protecting critical control data during power outages.

• Part Number: 3BSE018128R1

• Product Type: Processor Unit Kit (CPU + Baseplate)

• Microprocessor: 32-bit RISC

• Internal RAM: 16 MB

• Onboard Flash: 4 MB

• Interfaces: 2x RJ45 Ethernet, 2x RS-232, 1x ModuleBus

• Nominal Voltage: 24 V DC (19.2 – 30 V DC)

• Mounting: 35mm Standard DIN rail

• Dimensions: 186 mm x 119 mm x 135 mm

• Weight: 1.25 kg

• Protection Rating: IP20

Functional Capability

• High Availability: Supports redundant configurations, enabling bumpless failover to eliminate single points of failure and ensure zero downtime during hardware transitions.

• Network Reliability: Integrated dual Ethernet ports facilitate redundant communication paths, ensuring secure and consistent data exchange with HMI and engineering workstations.

• Deterministic Performance: The efficient 32-bit core maintains consistent cycle times, essential for intensive regulatory and sequence logic tasks.

• Industrial Durability: Features a fanless design for long-term stability and is optimized for use in manufacturing and power generation facilities.