ABB DSQC1018 3HAC050363-001: IRC5 Main Computer for IRB6700

Name: ABB DSQC1018 3HAC050363-001: IRC5 Main Computer for IRB6700
Brand: ABB

Model: 3HAC058399-002 IRB6700 3HAC043073-003 IRB6700-150 DSQC1018 3HAC050363-001

Brand ABB

Series Pending

Model 3HAC058399-002 IRB6700 3HAC043073-003 IRB6700-150 DSQC1018 3HAC050363-001

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Product Details And Specifications

ABB DSQC1018 (3HAC050363-001) Series Technical Notes

The ABB DSQC1018, referenced under part number 3HAC050363-001, is the main computer unit (MCU) of the ABB IRC5 robot controller platform, specifically engineered for the IRB6700 family of large-payload industrial robots. The IRC5 controller architecture — of which the DSQC1018 is the computational core — holds one of the highest installed-base densities in global heavy industry. Deployment sites include petrochemical refineries, nuclear facility maintenance cells, automotive body-in-white welding lines, and large-scale metal fabrication plants across Europe, North America, and Asia-Pacific. The IRB6700 robot series, paired with the IRC5 controller, is rated for payloads from 150 kg to 300 kg and reach envelopes up to 3.2 m, making it the dominant platform in heavy-duty spot welding, material handling, and press-tending applications. The DSQC1018 executes the RobotWare operating layer, manages real-time axis interpolation, handles I/O arbitration, and interfaces with all DSQC-series I/O and communication modules via the internal IRC5 backplane bus.

The Evolution of IRC5 / DSQC Architecture

ABB's IRC5 controller platform was introduced in 2004 as the successor to the S4C+ (DSQC series 300–500). The architectural transition brought a shift from proprietary VME-bus backplanes to a modular, Ethernet-based internal communication topology. The DSQC1018 represents the third-generation main computer within the IRC5 lineage, superseding the DSQC639 (3HAC025097-001) and DSQC656 (3HAC025338-001) units used in earlier IRC5 cabinets. Key architectural milestones include:

S4C+ Era (pre-2004): DSQC345, DSQC373, DSQC432 — VME-bus architecture, no Ethernet-native I/O.
IRC5 Gen 1 (2004–2010): DSQC639 main computer; DSQC651/652 I/O boards; limited USB support.
IRC5 Gen 2 (2010–2016): DSQC656 main computer; expanded memory; RobotWare 5.x compatibility.
IRC5 Gen 3 / IRB6700 Era (2016–present): DSQC1018 main computer; 64-bit processing; RobotWare 6.x native; dual Ethernet ports; enhanced EtherNet/IP and PROFINET support.

Compatibility note: The DSQC1018 is not backward-compatible with IRC5 cabinets originally fitted with DSQC639 or DSQC656 without a full RobotWare license migration and potential backplane revision. Cross-generation substitution requires ABB-certified firmware alignment.

DSQC1018 / IRC5 Full Catalog & Functionalities (SKU List)

Main Computer Units

DSQC1018 / 3HAC050363-001: IRC5 main computer, IRB6700 series, RobotWare 6.x, 64-bit MCU.
DSQC639 / 3HAC025097-001: IRC5 Gen 1 main computer, RobotWare 5.x, 32-bit architecture.
DSQC656 / 3HAC025338-001: IRC5 Gen 2 main computer, expanded RAM, RobotWare 5.14+.

Digital I/O Modules (DI/DO)

DSQC651 / 3HAC025784-001: 24 VDC digital I/O board, 16 DI / 16 DO, IRC5 standard.
DSQC652 / 3HAC025917-001: 24 VDC digital I/O board, 16 DI / 16 DO, extended diagnostics.
DSQC1030 / 3HAC057660-001: Compact digital I/O unit, 16 DI / 16 DO, IRC5 Compact cabinet.

Analog I/O Modules (AI/AO)

DSQC355A / 3HAC17973-1: Analog I/O board, 4 AI / 4 AO, ±10 V / 4–20 mA, S4C+ legacy.
DSQC1032 / 3HAC057661-001: Analog I/O module, 4 AI / 2 AO, IRC5 Compact compatible.

Communication & Fieldbus Adapters

DSQC658 / 3HAC025784-003: PROFIBUS-DP adapter, 12 Mbit/s, IRC5 internal bus mount.
DSQC688 / 3HAC031670-001: DeviceNet master/slave adapter, IRC5 fieldbus carrier.
DSQC1006 / 3HAC044075-001: EtherNet/IP adapter, 100 Mbit/s, IRC5 Gen 3 compatible.
DSQC1005 / 3HAC044168-001: PROFINET IO device adapter, IRC5 Gen 3 compatible.

Power Supply Units

DSQC661 / 3HAC026253-001: IRC5 system power supply, 24 VDC output, main cabinet.
DSQC662 / 3HAC026254-001: IRC5 drive power supply, 48 VDC, axis drive section.
DSQC1003 / 3HAC043383-001: IRC5 Compact power supply unit, integrated 24/48 VDC.

Safety & Axis Computer Modules

DSQC643 / 3HAC025466-001: Safety board, IRC5, dual-channel E-stop and safeguard monitoring.
DSQC668 / 3HAC029818-001: Axis computer board, IRC5, 6-axis servo drive interface.
DSQC1000 / 3HAC043383-001: Integrated safety and axis computer, IRC5 Compact.

IRB6700-Specific Mechanical References

3HAC058399-002: IRB6700 upper arm assembly, 150 kg variant.
3HAC043073-003: IRB6700-150 axis 1–3 gearbox assembly.

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