ABB PM860A Processor Unit | DIN Rail Mount

PM860A AC 800M Controller Unit

The PM860A from ABB delivers reliable processing power for industrial automation applications in the AC 800M controller family. This efficient unit features a 48 MHz processor and comprehensive communication interfaces. It provides robust performance with easy DIN rail installation for various control environments.

Controller Architecture and Features

• Features MPC860 microprocessor with 48 MHz clock frequency
• Contains 16 MB RAM with 10.346 MB available for applications
• Includes real-time clock with lithium backup battery
• CompactFlash interface for firmware storage and updates
• Simple slide and lock mechanism for DIN rail mounting

Technical Specifications

• Manufacturer: ABB
• Model Number: PM860AK01 (Article 3BSE066495R1)
• Processor Type: MPC860 at 48 MHz
• Memory Capacity: 16 MB RAM, 2 MB Flash PROM
• Performance: 0.23 ms for 1000 boolean operations
• Minimum Cycle Time: 1 ms for application programs
• Power Supply: 24 V DC (19.2-30 V DC range)
• Power Consumption: 180 mA typical, 300 mA maximum

Communication Interfaces

• Two RJ45 Ethernet ports (CN1, CN2) for control network
• Two RS-232C serial ports (COM3, COM4) for configuration
• Supports MMS and IAC protocols over Ethernet networks
• 10 Mbit/s Ethernet speed with RJ-45 connectors
• Unique hardware Ethernet address on TP830 baseplate

System Capacity and Performance

• Supports up to 32 applications per controller
• Handles 64 programs and 128 diagrams per application
• Manages 32 tasks with 32 different cycle times
• Modulebus supports maximum 96 I/O modules
• CEX-Bus supports up to 12 communication modules
• Event queue capacity of 3000 events per OPC client

Installation and Mounting

• Simple DIN rail attachment using slide and lock mechanism
• IP20 protection without additional enclosures required
• Unique Ethernet address on baseplate for hardware identity
• Easy detachment procedures for maintenance and replacement
• Compact design for space-constrained control cabinets

Compatibility and System Requirements

• Requires System 800xA version 5.1 FP4 or later
• Configured with 800xA Control Builder engineering tool
• Memory upgrade available from 800xA 5.1 FP4 version
• Works with standard industrial communication protocols
• Supports PROFIBUS DP and Ethernet connectivity

Power Management

• Input Voltage: 24 V DC with 19.2-30 V operating range
• Power Dissipation: 4.32 W typical (7.2 W maximum)
• CEX Bus Supply: Maximum 2.4 A total current
• Modulebus Supply: 24V: 1.0A max, 5V: 1.5A max
• Redundant power supply status input capability

Environmental Specifications

• Operating Temperature: +5 to +55 °C (+41 to +131 °F)
• Storage Temperature: -40 to +70 °C (-40 to +158 °F)
• Relative Humidity: 5 to 95% non-condensing
• Maximum Altitude: 2000 meters according to IEC/EN 61131-2
• Pollution Degree: Degree 2 per IEC/EN 61131-2
• Protection Rating: IP20 according to EN60529
• Noise Emission: Less than 55 dB for quiet operation

Certifications and Compliance

• CE marked for European market compliance
• UL 61010-1 and UL 61010-2-201 for electrical safety
• cULus Class 1, Zone 2 for hazardous locations
• Marine certificates: ABS, BV, DNV-GL, LR for maritime use
• EMC: EN 61000-6-4, EN 61000-6-2
• RoHS compliance: EN 50581:2012
• WEEE compliance: DIRECTIVE/2012/19/EU

Physical Dimensions

• Width: 119 mm (4.7 inches)
• Height: 186 mm (7.3 inches)
• Depth: 135 mm (5.3 inches)
• Weight: 1100 g (2.4 pounds) including base

Frequently Asked Questions

• What is the processor speed of the PM860A? It features a 48 MHz MPC860 microprocessor.
• What systems is this compatible with? System 800xA from version 5.1 FP4.
• How is the controller mounted? Using simple DIN rail slide and lock mechanism.
• What communication ports are included? Two Ethernet and two RS-232C serial ports.
• Does it support redundancy? No, the PM860A does not support CPU redundancy.
• What is the performance speed? 0.23 ms for 1000 boolean operations.

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