ABB 57310001-S DSPX 310 Expansion Unit

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1. Product Overview

The ABB 57310001-S (DSPX 310) Expansion Unit is an expansion module used in ABB industrial automation systems. It enhances the controller’s capability by providing additional logic processing, signal channel expansion, and overall system upgrade support. As a key component in many legacy ABB control systems, the DSPX 310 plays an important role in system stability and maintenance.

2. Technical Specifications

• Model: DSPX 310

• Part Number: 57310001-S

• Type: Expansion Unit / Control System Module

• Function: Extending logic processing, increasing system capacity, supporting controller operations

• Compatible Systems: ABB PLC / DCS control platforms

• Mounting: Plug-in rack installation

• Dimensions: Standard ABB module size

• Weight: Approx. 0.4–0.6 kg

• Operating Temperature: 0°C to +50°C

• Storage Temperature: -25°C to +70°C

• Design: Industrial-grade, suitable for long-term continuous operation

• Lifecycle Status: Discontinued in some regions but still widely used as a spare part

3. Advantages & Features

1. Strong expansion capability

Adds additional processing capacity and improves system performance.

2. Modular design

Easy to install and replace, ideal for system expansion and maintenance.

3. High reliability

Industrial-grade construction ensures long-term stable operation.

4. Excellent compatibility

Compatible with multiple ABB control platforms and valuable for legacy systems.

5. High spare-part value

Crucial for maintaining older control systems and preventing unexpected shutdowns.

4. Application Areas

• Industrial automation and production lines

• DCS / PLC control systems

• Petrochemical, power, steel and other heavy industries

• System maintenance and modernization

• Replacement of aging modules in legacy ABB installations

5. Precautions

1. Power off before installation

Never insert or remove the module under power.

2. Use ESD protection

Wear an anti-static wrist strap and avoid touching PCB components.

3. Confirm compatibility

Verify system compatibility before installation.

4. Proper cabinet environment

Install inside a dry, ventilated, and corrosion-free control cabinet.

5. Regular inspection

Check connectors and mounting conditions to prevent communication faults.

The structure and details of the product：

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