Position feedback path
Measurement signals from the manipulator reach the serial measurement electronics before the controller uses them for motion control.
MEASUREMENTDSQC313
ABB · IRB 6400R / S4C robot system
ABB DSQC313 3HAC8365-1 Serial measurement board
Serial measurement board for the IRB 6400R / S4C robot system, identified by the complete ABB model and ordering record.
01
Product Summary
ABB DSQC313 3HAC8365-1 is a serial measurement board used in the IRB 6400R robot system with the S4C controller generation. It belongs to the manipulator measurement chain, where axis-position feedback is collected before the controller evaluates robot motion.
Installed as part of the robot feedback hardware, ABB DSQC313 3HAC8365-1 is identified by both the DSQC board designation and the 3HAC ordering number. The two identifiers must remain together because the board family name alone does not distinguish the exact service record.
During replacement, ABB DSQC313 3HAC8365-1 is handled with the manipulator de-energized and the existing feedback connectors documented before removal. Cable positions, shielding and board seating are checked before the robot is returned to calibration and motion verification.
02
Specification Details
| Technical item | Specification |
|---|---|
| Brand | ABB |
| Model | DSQC313 3HAC8365-1 |
| Product name | Serial measurement board |
| Country | Sweden / installed-system record |
| Robot family | IRB 6400R |
| Controller generation | S4C |
| Measurement capacity | Resolver channels for robot axes 1–6 |
| Robot link R2.SMB | D-sub 9-pin connector |
| Resolver link R2.SMB1-2 | D-sub 15-pin socket for axes 1–2 |
| Resolver link R2.SMB1-4 | D-sub 25-pin connector for axes 1–4 |
| Resolver link R2.SMB3-6 | D-sub 25-pin socket for axes 3–6 |
| Board supply and serial path | 24 V supply with SDO / SDI lines |
| Resolver excitation | EXC1 and EXC2 circuits |
| Position retention | Battery-backed resolver revolution counters |
03
Monitoring and Control
ABB DSQC313 3HAC8365-1 sits in the feedback path that lets the controller compare commanded movement with measured axis position.
Board and harness coordination
The board does not operate as an isolated sensor; it depends on correctly seated feedback connectors and continuous cable shielding.
Return-to-service check
After replacement, controller recognition, calibration data and axis-position response are checked together before automatic motion.
04
Installation Highlights
Controlled replacement sequence
Replacement work focuses on preserving feedback connections and the robot calibration state rather than treating the board as a generic plug-in card.
Record every connector
Photograph and label the installed harness positions before the board is released.
Control electrostatic exposure
Use the documented wrist-strap and handling procedure while the controller remains isolated.
Verify the measurement chain
Confirm board seating, reconnect shielding, restore power and compare axis feedback before production movement.
05
Questions & Answers
How can I confirm that ABB DSQC313 3HAC8365-1 is the required serial measurement board?
Match both DSQC313 and 3HAC8365-1 to the installed record; an IRB 6400R reference without the ordering number is not sufficient.
Why can an ABB DSQC313 3HAC8365-1 replacement still show an axis-measurement fault?
Check every feedback connector, shield termination and harness route before suspecting the replacement board; the measurement path includes the manipulator cabling.
Should calibration be checked after changing ABB DSQC313 3HAC8365-1?
Yes. Verify controller recognition and the documented calibration state before enabling automatic robot motion.
What must be isolated before removing ABB DSQC313 3HAC8365-1?
Isolate controller power and all energy sources identified for the robot cell, then verify the de-energized state.
Can DSQC313 alone be used to order ABB DSQC313 3HAC8365-1?
No. Keep the DSQC designation and 3HAC ordering number together to avoid selecting a neighboring board execution.
What evidence should be retained when servicing ABB DSQC313 3HAC8365-1?
Keep connector photographs, the installed part label and the calibration or fault record with the service job.
06
Company Profile
Moore Automation
www.mvme.cnMoore Automation organizes industrial automation enquiries around the exact manufacturer, full model, requested quantity and destination.
Product photographs and available technical files remain connected to the same record so ABB robot parts are not confused with neighboring executions.
PRODUCT RANGEControllers, I/O and robot parts
MODEL RECORDExact identifiers retained
ENQUIRY CONTINUITYTechnical and commercial details linked
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