ABB DSQC668 (3HAC028179-001) Robot Axis Computer Spare

Product Description

The DSQC668 (Part Number: 3HAC063968-001 / 3HAC028179-001) is a high-reliability safety-critical module and axis computer unit specifically engineered for the ABB IRC5 controller platform. This module serves as a bridge between the robot’s motion control system and its safety infrastructure, managing complex digital I/O signals while ensuring strict adherence to international safety standards. The DSQC668 (3HAC028179-001) is essential for industrial environments where human-robot collaboration or high-speed automation requires fail-safe monitoring of emergency stops, light curtains, and safety gate interlocks.

Technically, the DSQC668 (Model: DSQC668) features a dual-channel architecture designed to prevent single-point failures, achieving SIL3 and PL e certifications. Beyond its safety logic, it facilitates stable data communication within the IRC5 cabinet, processing 24V DC signals with high noise immunity. Its compact, lightweight PCB design allows for seamless integration into the 1st generation IRC5C and standard IRC5 controllers, making it a vital spare part for maintaining the operational integrity and regulatory compliance of ABB robotic workcells.

Detailed Technical Specifications

The DSQC668 (3HAC028179-001) is defined by its rigorous industrial performance parameters:

• Manufacturer: ABB Robotics

• Model Number: DSQC668 (DSQC668)

• Product ID: 3HAC028179-001 (3HAC028179-001/08)

• Function: Safety Digital I/O Module / Axis Computer Unit

• Safety Certification: SIL 3 / PL e (EN ISO 13849-1, IEC 61508)

• System Compatibility: ABB IRC5 and IRC5C (1st Generation) Controllers

• Input Channels: 8 Safety Digital Inputs (24V DC)

• Output Channels: 8 Safety Digital Outputs (24V DC, 2A per channel)

• Operating Voltage: 24V DC (±15%)

• Power Consumption: Maximum 5W

• Architecture: Dual-channel redundant safety design

• Protection Level: IP20 (Requires cabinet installation)

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

• Product Weight: 0.2 kg

• Dimensions: 225 mm x 140 mm x 10 mm

• Customs Tariff Number: 85044095

• Origin: China / Switzerland (Batch dependent)