ABB PM902F (3BDH001000R0001) standard CPU module for Freelance AC 900F control system, 800MHz, 24MB memory, 4 Ethernet ports, supports 1500 I/O points.

Product Overview

ABB PM902F (3BDH001000R0001) is a high-performance standard CPU module designed for the Freelance AC 900F distributed control system (DCS). Serving as the core processing unit, it delivers powerful computation, extensive I/O handling, and reliable real-time control for medium-to-large-scale industrial automation applications.

Key Specifications

• Brand: ABB
• Order Number: 3BDH001000R0001
• Model: PM902F
• Product Type: Standard CPU Module (Medium Base Unit)
• Compatible System: Freelance AC 900F DCS
• Processor: PowerPC (RISC), 800 MHz
• Memory:
• Total: 24 MB (8 MB battery-buffered SRAM + 16 MB DRAM)
• Communication Interfaces:
• 4 × Ethernet ports (10/100 Mbps)
• 2 × Serial (RS-232/485)
• 1 × Diagnostic interface
• 2 × slots for Communication Interface Modules (CIM)
• I/O Capacity: Supports up to 1,500 I/O points
• Power Supply: External 24 VDC
• Dimensions (W×H×D): 227 × 152 × 95 mm
• Weight: Approx. 1.1 kg
• Operating Temp: -20°C to +60°C
• Condition: New Original / Refurbished

• Warranty: 12 Months

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Key Features

• High-Speed Processing: 800 MHz PowerPC processor for fast control loops and real-time data processing.

• Extensive Connectivity: 4 Ethernet ports supporting Modbus TCP/IP, plus serial and fieldbus options.

• Large I/O Support: Manages up to 1500 digital/analog I/O signals.

• Redundancy Ready: Supports system redundancy (CPU, communication, power) for high availability.

• Robust Design: Built for harsh industrial environments with excellent anti-interference.

• Flexible Expansion: 2 slots for PROFIBUS/CAN communication modules.

• Reliable Memory: 8MB battery-backed SRAM preserves critical data during power loss.

Typical Applications

• Process automation (chemical, petrochemical, pharmaceutical)

• Power generation and distribution

• Water treatment and waste management

• Metal processing and mining

• Paper and pulp manufacturing

• Oil and gas production facilities

• General manufacturing DCS systems

  
  

About us

Guizhou Yuanmiao Automation Equipment Co., Ltd. is a professional supplier engaged in industrial automation spare parts and international trade. We mainly supply genuine DCS systems, PLC modules, synchronous relays, servo drives, robot spare parts and other widely used control components.

We focus on world-famous brands such as ABB, Siemens, Woodward, Bently, GE and others. With reliable overseas sourcing, fast delivery and quality guarantee, we provide global customers with cost-effective products and professional foreign trade services.

Our products are widely used in power plants, substations, oil and gas, metallurgy, data centers, marine and manufacturing industries. We are committed to becoming a trustworthy one-stop partner for industrial automation spare parts.