3BSE081637R1 | ABB PM866AK02 Redundant Processor Unit

General Overview

The PM866AK02 is a redundant processor unit used in ABB AC 800M control systems. It includes two PM866A CPUs and offers redundancy for increased system availability. The processor unit features a 133 MHz clock speed, 64 MB of memory, and is designed to handle high availability control applications with full EMC certification and ISA Secure certification.

Key Features

• Processor Type: MPC866
• Clock Frequency: 133 MHz
• RAM Memory: 64 MB (51.389 MB available for applications)
• Flash Memory: Yes
• Performance: 0.09 ms for 1000 boolean operations
• Redundancy: Yes, including CPU, CEX-Bus, communication interfaces, and S800 I/O
• Redundant Power Supply Status Input: Yes
• Built-in Backup Battery: Lithium, 3.6 V
• Clock Synchronization: 1 ms between AC 800M controllers via CNCP protocol
• Communication Ports:
  • 2 Ethernet ports (RJ45, 10 Mbit/s)
  • 2 RS-232C serial ports (COM3 for modem control, COM4 for configuration tool)
• Ethernet Communication: Full redundant Ethernet communication ports
• Support for I/O Modules:
  • Max 96 I/O modules with single CPU
  • Max 84 I/O modules with redundant CPU
  • 12 communication modules on CEX-Bus
  • Modulebus scan rate from 0 to 100 ms (depends on number of I/O modules)

Environmental and Certification Details

• Operating Temperature: +5 to +55 °C (+41 to +131 °F)
• Storage Temperature: -40 to +70 °C (-40 to +158 °F)
• Pollution Degree: Degree 2 (IEC/EN 61131-2)
• Relative Humidity: 5% to 95% (non-condensing)
• Vibration: 10 < f < 50 Hz: 0.0375 mm amplitude, 50 < f < 150 Hz: 0.5 g acceleration
• Protection Class: IP20 (EN 60529, IEC 529)
• Certifications:
  • CE Mark
  • RoHS compliant
  • WEEE compliant
  • UL 60079-15, cULus Class 1, Zone 2
  • ISA Secure certified
  • Marine certificates (DNV-GL, ABS, BV, LR)

Power and Consumption

• Power Supply: 24 V DC (19.2-30 V DC)
• Power Consumption:
  • Typ: 210 mA
  • Max: 360 mA
• Power Dissipation: 5.1 W (max 8.6 W)

Dimensions

• Width: 119 mm (4.7 in.)
• Height: 186 mm (7.3 in.)
• Depth: 135 mm (5.3 in.)
• Weight:
  • Single unit: 1200 g (2.6 lbs)
  • Redundant unit: 2700 g (5.95 lbs)

Package Contents

• 2 pcs PM866A CPUs
• 2 pcs TP830 Baseplates (Width: 115 mm)
• 2 pcs TB807 ModuleBus terminators
• 1 pcs TK850 CEX-bus expansion cable
• 1 pcs TK851 RCPU-Link cable
• 2 pcs Battery for memory backup (Lithium, 3.6V, part number 4943013-6, 1 for each CPU)

Product Categories

• Control System Products › Control & Communication › AC 800M › PM866A Processor Units › PM866AK02 Redundant Processor Unit
• Control Systems › 800xA › System › 800xA System › Central Units

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