Product Introduction
The ABB PM903F Central Processing Unit (CPU) is a versatile and reliable controller designed for industrial automation systems. As part of ABB’s extensive portfolio of automation solutions, the PM903F acts as the brain of the control system, managing data processing, communications, and command execution with high efficiency and accuracy.
Built to meet the demanding needs of modern industry, this CPU offers a robust architecture that supports complex control algorithms and multiple communication protocols. Its compatibility with ABB’s automation software tools ensures straightforward configuration, programming, and diagnostics, which helps reduce system downtime and simplifies maintenance.
The PM903F is engineered for long-term operational stability in a wide range of industrial settings, from manufacturing plants to infrastructure projects. Its compact design, combined with flexible connectivity options, makes it suitable for both new installations and system upgrades.
Product Specifications
| Parameter | Description |
|---|---|
| Model Number | PM903F 3BDH002000R0007 |
| Processor Type | High-performance ABB proprietary CPU |
| Operating Voltage | 24 V DC ± 20% |
| Power Consumption | Approximately 12 W |
| Communication Interfaces | Profibus DP, Ethernet, Serial (RS-232/485) |
| Memory | RAM: 2 MB; Flash: 1 MB |
| Operating Temperature | -25°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Protection Class | IP20 |
| Dimensions (WxHxD) | 220 x 250 x 140 mm |
| Weight | 2.5 kg |
| Mounting | DIN rail mounting |
| Compliance Standards | CE, UL, RoHS |
Product Applications
The PM903F CPU finds wide application in various industrial automation environments, including:
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Chemical and petrochemical processing plants
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Automotive manufacturing lines
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Energy production and distribution systems
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Water treatment and sewage management
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Food and beverage manufacturing automation
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Building management and HVAC control systems
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Material handling and packaging machinery
Product Advantages
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Robust Performance: Capable of handling demanding control tasks with consistent reliability.
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Enhanced Memory: Larger RAM and flash memory for complex program storage and faster processing.
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Multiple Protocol Support: Ensures seamless communication across different industrial networks.
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Compact Form Factor: Saves space in control panels and simplifies system design.
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Energy Efficient: Low power consumption reduces operational costs.
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Advanced Diagnostics: Facilitates quick fault detection and system troubleshooting.
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User-friendly: Compatible with ABB’s suite of configuration and programming software.
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Durable Construction: Built to endure harsh industrial environments and temperature fluctuations.
Frequently Asked Questions (FAQ)
1. What software is compatible with the PM903F for programming?
The PM903F supports ABB’s automation software platform, enabling users to develop, test, and deploy control programs easily.
2. Can the PM903F operate in extreme industrial temperature ranges?
Yes, it is designed to operate reliably between -25°C and +60°C.
3. What communication options are available on this CPU?
It includes Profibus DP, Ethernet, and serial communication ports (RS-232/RS-485).
4. Is the PM903F suitable for upgrading older ABB control systems?
Yes, it is designed with backward compatibility in mind, allowing integration with many existing ABB systems.
5. What is the typical power requirement for this CPU?
The PM903F requires a 24 V DC power supply and consumes about 12 watts.
6. How does the PM903F handle diagnostics and fault monitoring?
It provides built-in diagnostic features that monitor system health and report errors for prompt resolution.
7. What mounting options are supported?
The CPU is designed for DIN rail mounting, standard in industrial control panels.
8. What are the memory specifications?
It includes 2 MB of RAM and 1 MB of flash memory, accommodating larger and more complex programs.
9. Does the CPU comply with international standards?
Yes, it meets CE, UL, and RoHS standards for safety and environmental regulations.
10. Can the PM903F be used in hazardous or explosive environments?
Additional protective measures are recommended for such environments, depending on local safety regulations and certifications.
Related Models (Same Series or Related)
| Model Number | Description | Dimensions (WxHxD) | Weight (kg) | Key Feature |
|---|---|---|---|---|
| PM901F 3BDH000000R0001 | Basic CPU Controller | 90x110x70 mm | 0.43 | Entry-level CPU |
| PM902F 3BDH001000R0005 | Standard CPU Controller | 90x110x70 mm | 0.45 | Reliable, general purpose |
| PM904F 3BDH003000R0012 | High-Speed CPU Controller | 95x120x80 mm | 0.52 | Enhanced processing speed |
| PM905F 3BDH004000R0015 | CPU Controller with Extended Memory | 100x120x80 mm | 0.55 | Larger memory capacity |
| PM906F 3BDH005000R0025 | CPU Controller with Enhanced I/O | 100x125x85 mm | 0.60 | Expanded input/output options |
| PM902FX 3BDH001000R0020 | Redundant CPU Controller | 95x115x75 mm | 0.50 | Dual CPU redundancy support |
Popular ABB Models (Same Brand)
| Model Number | Description | Dimensions (WxHxD) | Weight (kg) | Key Feature |
|---|---|---|---|---|
| PM810V1 | Standard CPU Module | 90x110x60 mm | 0.40 | General purpose, widely used |
| PM891F | Compact CPU Controller | 80x100x55 mm | 0.38 | Small form factor |
| PM950F | High-Performance CPU Controller | 100x130x90 mm | 0.65 | High processing capacity |
| PM670 | PLC CPU Module | 85x110x65 mm | 0.44 | Programmable logic controller |
| PM933F | CPU with Integrated HMI | 110x140x90 mm | 0.70 | Built-in human-machine interface |
| PM902F | Robust CPU Controller | 90x110x70 mm | 0.45 | Balanced performance and features |
Company Information
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, Siming District, Xiamen, Fujian, China, 361006
Our services
We are specialized in providing industrial automation parts with a one-year warranty. Our industrial automation parts are sold all over the world.
We can provide equipment and spare parts from different countries and manufacturers, solve your worries or quality problems in many places, and have a great price advantage.
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