ABB DSQC138 Terminal Unit Module

1. Product Overview

The ABB DSQC138 Terminal Unit Module is a critical interface module in ABB industrial automation and robotics systems. It enables electrical connections and signal transfer between controllers and field devices, sensors, or actuators. The module supports multi-channel I/O, ensuring reliable signal transmission and stable system operation, widely used in robot control units, automated production lines, and industrial control systems.

2. Technical Specifications

General

• Model: DSQC138

• Type: Terminal Unit Module

• Manufacturer: ABB

• Installation: Control cabinet or robot control unit slot

Electrical

• I/O Channels: Multi-channel

• Signal Type: Digital / Analog (system dependent)

• Operating Voltage: 24V DC (typical)

• Output Current: According to channel specifications

• Terminals: Screw or plug-in type

• Isolation: Channel or system bus isolation for noise immunity

Performance

• Response Time: Fast, suitable for real-time control

• Data Transmission: High reliability, stable bus signals

• Diagnostic Support: Channel status and fault detection

Environmental

• Operating Temperature: –20°C to +60°C

• Storage Temperature: –40°C to +85°C

• Humidity: 5%–95% non-condensing

• Protection Class: IP20

• Vibration Resistance: Industrial grade

3. Features & Advantages

1. Reliable signal transmission between controllers and field devices.

2. Modular design for quick installation and maintenance.

3. Multi-channel interface saves cabinet space and improves integration.

4. Industrial-grade durability for harsh environments.

5. Strong compatibility with ABB robotics and automation systems.

6. Supports diagnostic and monitoring functions for maintenance efficiency.

4. Application Areas

• ABB industrial robot control systems

• Automated production line electrical connections

• PLC/DCS control systems

• I/O expansion in industrial control cabinets

• Motor, sensor, and actuator signal connections

• Industrial automation monitoring and data acquisition

5. Precautions & Maintenance

1. Disconnect power before installation or wiring.

2. Ensure terminals are tightly secured.

3. Avoid installation in high humidity or corrosive environments.

4. Inspect module and connections regularly for damage or looseness.

5. Do not exceed rated voltage or load specifications.

6. Avoid strong vibrations or impacts.

7. Ensure proper ventilation for heat dissipation.

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