ABB PM861AK01 AC 800M Processor Unit Kit

Description

Technical Specifications

• Manufacturer: ABB
• Model: PM861AK01
• Product Type: AC 800M Processor Unit Kit
• Processor: 32‑bit PowerPC architecture, 48 MHz clock frequency
• Memory:
  • RAM: 16 MB for application and data processing
  • Flash Memory: 2 MB for firmware and non‑volatile program storage
  • Backup Battery: 3.6 V lithium battery (4943013‑6) for real‑time clock and data retention
• System Compatibility: ABB AC 800M Controller, ABB 800xA Distributed Control System
• Power Supply: 24 V DC nominal (19.2–30 V DC)
• Power Consumption: Typical 6.0 W, maximum 10.3 W; 250/430 mA at 24 V DC
• Communication Interfaces:
  • 2 × 10 Mbps Ethernet ports (RJ‑45) for control network connectivity
  • 2 × Serial ports (RS‑232C): 1 general‑purpose port, 1 isolated port for configuration tools
  • Supports MMS, IAC, Modbus RTU/TCP, OPC DA/UA, and Profibus DP (via expansion modules)
  • CEX‑bus and ModuleBus for internal system communication
• Control Performance:
  • Minimum application program scan cycle: 1 ms
  • Supports up to 16 PID control loops
  • Deterministic execution of complex control algorithms
• Redundancy Support: Full CPU redundancy (CPU, CEX‑bus, communication interfaces, S800 I/O)
• Environmental Ratings:
  • Operating temperature: -25°C to +60°C
  • Storage temperature: -40°C to +70°C
  • Relative humidity: 5%–95% (non‑condensing)
  • Protection rating: IP20
• Physical Characteristics:
  • Baseplate width: 115 mm
  • Weight: 1.15 kg
  • DIN‑rail mountable design for industrial control cabinets
• Certifications: CE, UL, CSA compliant; full EMC certification; meets industrial safety standards

Functional Features

• Deterministic Real‑Time Processing: Delivers fast, consistent execution of control logic with a 1 ms minimum scan cycle, ensuring precise and responsive process regulation.
• Integrated Redundancy Capability: Supports hot‑standby CPU redundancy, eliminating single points of failure and ensuring 99.99% system availability for critical applications.
• High‑Speed Communication: Dual Ethernet ports and serial interfaces enable seamless data exchange with I/O modules, operator stations, SCADA systems, and third‑party devices.
• Non‑Volatile Data Retention: Backup battery preserves critical control programs, process data, and real‑time clock settings during power outages.
• Modular & Scalable Design: Easily integrates with AC 800M I/O modules and communication expansion cards, supporting flexible system scaling to meet evolving application needs.
• Online Configuration & Maintenance: Supports online program editing, parameter adjustment, and firmware updates without system shutdown, minimizing production downtime.
• Comprehensive Diagnostics: Built‑in self‑monitoring, status indicators, and event logging enable proactive fault detection and efficient troubleshooting.
• Industrial‑Grade Durability: Constructed to withstand extreme temperatures, vibration, and electrical interference, ensuring reliable operation in harsh industrial environments.
• User‑Friendly Programming: Configurable via ABB Control Builder M using IEC 61131‑3 standard languages (LD, FBD, ST, IL, SFC), enabling efficient development of custom control logic.
• Synchronized Operation: Supports 1 ms clock synchronization between AC 800M controllers via CNCP protocol, ensuring coordinated system performance.

Application Scenarios

• Process Industries: Chemical, petrochemical, and pharmaceutical plants for reactor control, distillation, batch processing, and GMP‑compliant automation.
• Power Generation: Fossil fuel, combined‑cycle, and renewable power plants for boiler control, turbine governing, generator synchronization, and balance‑of‑plant automation.
• Oil & Gas: Refineries, offshore platforms, and pipeline networks for process control, safety shutdown systems, compressor control, and asset management.
• Water & Wastewater: Municipal treatment plants, desalination facilities, and water distribution networks for pump control, filtration, and process automation.
• Manufacturing: Food & beverage, pulp & paper, and metal processing facilities for production line control, material handling, and quality assurance.
• Mining & Minerals: Ore processing, smelting, and material handling systems for reliable operation in harsh mining environments.
• Cement & Building Materials: Kiln control, raw material handling, and finished product packaging in cement manufacturing facilities.
• Machine Automation: Packaging machinery, conveyor systems, and industrial robots for precise motion control and production line optimization.
• Building Automation: HVAC systems, energy management, and facility control in commercial and industrial buildings.