ABB DSQC 104 B Resolver Board

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1. Product Overview

The ABB DSQC 104 B Resolver Board is used in ABB industrial robot control systems. It receives analog resolver signals from servo motors and converts them into digital feedback signals for the controller, enabling precise closed-loop position and speed control. DSQC 104 B works with DSQC control boards and servo drive systems to ensure high-precision, high-response, and stable operation in industrial robots and automation equipment.

2. Technical Specifications

• Model: DSQC 104 B

• Type: Resolver Board

• Compatible System: ABB industrial robots and servo systems

• Function:

  • Receives resolver signals from servo motors

  • Converts analog resolver signals to digital signals

  • Provides accurate position and speed feedback

  • Supports closed-loop control

• Input Type: Servo motor analog resolver signals

• Output Type: Digital position/speed signals to control board

• Operating Temperature: 0℃ ~ +50℃

• Storage Temperature: -25℃ ~ +70℃

• Mounting: Internal slot installation in control cabinet

• Dimensions: Modular board design

• Weight: ~350 g

• Protection Degree: IP20

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

• Additional Features: LED status indicators, fault alarms

3. Key Features & Advantages

1. High-precision conversion — Accurately receives and converts resolver signals, ensuring position and speed feedback accuracy.

2. Supports closed-loop control — Works with control boards and servo drive modules for high-precision multi-axis closed-loop control.

3. Modular design — Plug-in installation allows easy maintenance, upgrade, and replacement.

4. Industrial-grade reliability — Supports long-term continuous operation and transient load variations.

5. High compatibility — Seamlessly integrates with ABB control boards, servo modules, and robot systems.

6. Visual status indicators — LED indicators display board status and fault alarms for easy debugging and maintenance.

4. Typical Applications

• Position and speed feedback in ABB industrial robot servo systems

• Multi-axis coordinated motion control in automated production lines

• High-precision manipulators and servo-controlled equipment

• Automated machining, handling, assembly, and other servo-driven applications

• Factory automation and robot system maintenance/upgrades

5. Precautions & Recommendations

1. Power off the controller before installing or removing the board to ensure safety.

2. Confirm that resolver interface type and electrical parameters match the board.

3. Avoid high temperature, humidity, dust, or corrosive environments.

4. Secure the board firmly to prevent vibration or poor contact.

5. Installation and maintenance should be performed by qualified personnel.

6. Regularly check LED indicators and board temperature to ensure long-term reliable operation.

The structure and details of the product：

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