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ABB 3BDH001000R0001 PM 902F

ABB 3BDH001000R0001 PM 902F is a Central Processing Unit (CPU) module for the ABB Freelance AC 900F controller family. It is the standard medium-performance controller unit used in ABB Freelance DCS systems for process automation applications.

Product Information

• Manufacturer: ABB
• Model: PM 902F
• Article Number: 3BDH001000R0001
• Product Type: CPU Module / Central Processing Unit
• System: ABB Freelance DCS / AC 900F Controller
• Application: Distributed control, process automation, industrial control systems

Technical Specifications

• Processor: PowerQUICC II Pro
• CPU Clock Frequency: 800 MHz
• Controller Memory: 24 MB
• Application RAM: 8 MB
• Battery-buffered SRAM: 8 MB
• DRAM: 16 MB
• Boolean Performance: 0.12 ms per 1000 boolean operations
• Supported I/O Capacity: Up to approximately 1,500 I/O points (application dependent)

Communication Interfaces

• Ethernet Interfaces: 4 × Ethernet (10/100 Mbit/s, RJ-45)
• Serial Interfaces:
  • 2 × general RS-232C interfaces
  • 1 × service/diagnostic interface
• Communication Module Slots: 2 slots for CI/CM communication interface modules
• Protocols Supported: Modbus TCP, IEC 60870-5-104 and other Ethernet-based protocols

Power & Mechanical Data

• Power Supply: External 24 V DC
• Typical Power Consumption: 24 W
• Maximum Power Consumption: 30 W
• Dimensions: Approx. 227 × 152 × 95 mm
• Weight: Approx. 1.1 kg

Features

• High-performance multitasking processor for fast control cycles
• Supports redundant controller configurations
• Integrated Ethernet communication ports
• Built-in SD card support
• Optional LCD display via TD 951F for status monitoring and security functions
• Designed for reliable continuous operation in industrial environments

Typical Applications

• Power generation plants
• Oil & gas processing
• Chemical and petrochemical industries
• Water treatment facilities
• Manufacturing process control
• Utility automation systems

Conclusion

The ABB PM 902F (3BDH001000R0001) is a reliable and powerful controller CPU for ABB Freelance AC 900F DCS platforms. With an 800 MHz processor, multiple Ethernet ports, redundant capability, and support for large I/O configurations, it is suitable for medium-scale industrial automation and process control applications requiring high availability and fast execution.