Description

ABB DSQC668 Axis Computer

Configured for axis computation and motion data processing in the ABB IRC5 controller platform, the ABB DSQC668 3HAC028179-001 (DSQC668 Axis Computer) provides dedicated processing for coordinated multi-axis robot motion.

Hardware Specifications

Parameter	Specification
Model	DSQC668
Full Part Number	3HAC028179-001
Brand	ABB
Product Type	Axis Computer
Origin	Sweden
Compatible Controller	ABB IRC5
Application	Robot axis computation and motion control
Protection Level	IP20, for cabinet installation
Weight	Approx. 0.2 kg to 0.58 kg
Dimensions	Approx. 269 mm x 147 mm x 27 mm
Operating Temp	-20 deg C to +60 deg C
Processing Function	Axis computation and motion data processing
Installation	ABB controller cabinet / enclosed equipment
Communication	Controller backplane and internal system communication

ABB Industrial Control and Drive Characteristics

The DSQC668 performs dedicated axis-related computation within the IRC5 controller architecture. Therefore, the module processes motion data required for coordinated robot-axis operation.

In addition, its operation depends on the controller backplane and the configured IRC5 hardware architecture. The supplied data does not specify a separate network interface, independent communication protocol, or external I/O channel count.

Firmware compatibility should consequently be verified against the installed IRC5 controller revision before replacement. Do not assume interchangeability solely from the DSQC668 designation.

Frequently Asked Questions

Q: Is the DSQC668 a general-purpose PLC CPU?
A: No. The supplied specification identifies the DSQC668 as an Axis Computer for the ABB IRC5 robot controller platform.

Q: Can the 3HAC028179-001 module operate outside an ABB IRC5 controller?
A: The supplied information specifies ABB IRC5 compatibility. Standalone operation outside the intended controller architecture is not specified.

Q: Does the supplied data define the DSQC668 power consumption?
A: No. The available data does not provide a specific power-consumption value, so no numerical load rating should be assumed.

Field Installation Guidelines

• Switch off controller power and follow the applicable ABB cabinet safety procedure before module removal.
• Confirm the installed module designation and part number before replacement.
• Inspect the board, connectors, and mating backplane interface for contamination or mechanical damage.
• Install the module with correct connector alignment and avoid excessive insertion force.
• Keep signal and power wiring routed according to the controller cabinet wiring arrangement.
• Maintain proper cabinet grounding and protective bonding.
• Do not modify connector pin assignments unless ABB documentation explicitly permits the modification.
• After installation, verify controller diagnostics and axis-related status before returning the robot to automatic operation.
• Confirm firmware and RobotWare compatibility when replacing a module with a different hardware revision.

Specifications

• Brand: ABB

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems