Description
ABB PM581 Central processing unit
Product Dimensions:
The PM581 is a CPU module (Central Processing Unit) that serves as the brain of the PLC system.
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Product Series: ABB AC500
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Design: Compact and Modular
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Function: Logic control, data processing, communication, and optional motion control integration.
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Programming Software: ABB Automation Builder, which provides an intuitive environment for development.
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HMI Support: Can be integrated with Human-Machine Interface (HMI) applications.
⚙️ Product Specifications (Typical)
The specifications below are common for the PM581-ETH model:
| Feature | Specification |
| Product Type | CPU Module |
| Power Supply | 24 V DC |
| Processor Memory (User Program) | 256 kB Flash EPROM |
| User Data Memory | 416 kB |
| Communication Interfaces | Integrated Ethernet, 2x configurable RS232/RS485, FieldBus Plug (FBP) |
| Storage | SD Card Slot for expandable memory |
| Programming Port | Serial and Ethernet interfaces for programming and communication |
| Operating Temperature | $0^\circ\text{C}$ to $+60^\circ\text{C}$ |
| Protection Class | IP20 |
| Mounting | DIN rail or wall-mounted via terminal base |
✨ Product Advantages
The ABB PM581 offers several competitive advantages for industrial automation:
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High Reliability: Built to operate robustly in demanding industrial environments.
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Modular Scalability: The AC500 platform allows for flexible expansion of I/O points and communication modules based on specific application needs.
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Integrated Communication: Features like built-in Ethernet and dual serial ports facilitate easy integration into distributed automation systems and plant networks.
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Compact Design: The small form factor allows for flexible installation, especially in cabinets with limited space.
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Easy Programming: Supported by the comprehensive ABB Automation Builder software, which streamlines development and maintenance.
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Real-time Clock: Includes a real-time clock (RTC) for time-stamped data and scheduled operations.
⚠️ Important Considerations
When using the ABB PM581, keep the following points in mind:
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Software Dependency: Requires the proprietary ABB Automation Builder software for programming and configuration.
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Environmental Limits: Adhere strictly to the specified operating temperature and humidity ranges for optimal performance and lifespan.
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Power Supply: Requires a stable 24 V DC power source; inadequate power quality can lead to unstable operation.
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Documentation: Always refer to the specific model’s official ABB technical data sheet for precise dimensions, wiring diagrams, and detailed environmental specifications.
🏭 Product Applications
The PM581 is versatile and widely used across various industrial sectors for small to medium-sized control tasks:
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Manufacturing: Controlling individual machine movements, small production cells, and auxiliary equipment.
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Packaging Industry: Regulating the sequences of packaging machines, filling systems, and conveyors.
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Textile Industry: Automation of textile machinery and dyeing processes.
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Food and Beverage: Controlling production line equipment, such as mixing, sorting, and bottling systems.
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Building Automation: Managing building services like lighting, ventilation, HVAC, and access control.
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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