ABB 3HAC031851-001 SMB Unit – Serial Measurement Board for IRC5 Robot Controllers
When a Serial Measurement Board fails inside an ABB IRC5 robot controller, the entire production line comes to a halt. The SMB unit is the critical interface between the robot’s axis motors and the controller’s measurement system — without it, position feedback is lost, safety circuits trip, and the robot cannot operate. Unplanned downtime in automotive, electronics, or heavy-industry environments can cost thousands of dollars per hour. The ABB 3HAC031851-001 SMB Unit is not a commodity component; it is the precision backbone of axis control integrity.
The 3HAC031851-001 is ABB’s OEM Serial Measurement Board designed specifically for the IRC5 controller platform — one of the most widely deployed industrial robot controllers in the world. Within the IRC5 family, this SMB unit (also referenced as 3HAC14550-2 and associated with the leisPHG-10-2 measurement interface) handles serial communication of encoder data from all robot axes, ensuring sub-millisecond synchronization between motion planning and physical movement. It is a direct factory-specification replacement trusted by ABB-certified service engineers globally.
Technical Specifications
- Part Number: 3HAC031851-001
- Cross-Reference: 3HAC14550-2
- Interface Designation: leisPHG-10-2
- Compatible Controller: ABB IRC5 (single cabinet & dual cabinet)
- Function: Serial Measurement Board (SMB) – axis encoder signal acquisition & serial transmission
- Communication Protocol: ABB proprietary serial measurement bus
- Weight: 300 g (approx.)
- Condition: New / Refurbished (specify on inquiry)
Key Features & Benefits
- OEM-Grade Precision: Manufactured to ABB factory specifications — no signal drift, no compatibility issues.
- Multi-Axis Support: Simultaneously handles encoder feedback from all robot axes within the IRC5 architecture.
- Plug-and-Play Replacement: Direct drop-in for failed SMB units — no firmware modification required.
- Robust Industrial Design: Built to withstand EMI-rich factory environments typical of welding, painting, and assembly lines.
- Fast Downtime Recovery: Stocked for immediate dispatch — critical for minimizing production interruption.
Industry & Equipment Applications
- Automotive Manufacturing: Body welding, painting robots, and assembly line automation using ABB IRB series robots.
- Electronics Assembly: High-precision pick-and-place and soldering robots requiring accurate axis feedback.
- Metal Fabrication: Arc welding and cutting robots controlled by IRC5 cabinets.
- Logistics & Palletizing: High-cycle palletizing robots where SMB reliability is critical for uptime.
- Pharmaceutical & Food Processing: Cleanroom-compatible robot systems with IRC5 controllers.
System Integration & Compatible Parts
The ABB 3HAC031851-001 SMB Unit integrates directly within the IRC5 controller’s measurement system. Commonly paired or replaced alongside:
- ABB IRC5 Main Computer (DSQC 639 / 3HAC025097-001)
- ABB Drive Unit (DSQC 661 / 3HAC026253-001)
- ABB I/O Board (DSQC 652 / 3HAC025784-001)
- ABB Axis Computer (DSQC 668 / 3HAC029157-001)
- ABB Power Supply Unit (3HAC024260-001)
If you are unsure whether this SMB unit is compatible with your specific robot model or IRC5 cabinet revision, contact our technical team with your robot serial number for confirmation.
Our Quality Assurance Process
- Source Verification: All units are sourced from authorized ABB distributors or certified refurbishers.
- Visual & Functional Inspection: Each board is inspected for physical damage, connector integrity, and component condition.
- Functional Testing: Where applicable, boards are bench-tested against IRC5 controller test rigs before dispatch.
- Secure Packaging: Anti-static ESD packaging with foam cushioning for international freight.
- Documentation: Certificate of conformity and test report available on request.
How to Order
- Submit an inquiry via the Contact / RFQ form on this page.
- Provide your robot model, IRC5 cabinet serial number, and required quantity.
- Our team will confirm availability, lead time, and issue a formal quotation within 24 hours.
- Upon PO confirmation, we arrange export documentation and international shipping (DHL / FedEx / sea freight).
Why Choose Konmask.com?
- Industrial Automation Specialists: We focus exclusively on PLC, DCS, and robot controller components — not generalist electronics.
- Global B2B Supply: Serving MRO buyers, system integrators, and OEM service teams across 40+ countries.
- Technical Support: Our engineers can assist with cross-referencing, compatibility checks, and installation guidance.
- Competitive Lead Times: Most in-stock items ship within 3–5 business days internationally.
- Trusted by Industry: Repeat customers from automotive Tier 1 suppliers, electronics manufacturers, and industrial service companies.
Frequently Asked Questions
Q: Is the 3HAC031851-001 the same as 3HAC14550-2?
A: They are closely related part numbers within the ABB IRC5 SMB family. 3HAC14550-2 is an earlier revision reference, while 3HAC031851-001 is the current OEM part number. Please confirm your cabinet revision with our team before ordering.
Q: Can this SMB unit be used with IRC5 Compact or IRC5 Panel Mounted controllers?
A: Compatibility depends on the specific robot model and cabinet revision. Contact us with your full system details for a definitive answer.
Q: Do you offer refurbished units?
A: Yes. We offer both new and professionally refurbished SMB units. Refurbished units undergo full functional testing and carry a 90-day warranty. Please specify your preference in the inquiry.
Q: What is the typical lead time for international orders?
A: In-stock items typically ship within 3–5 business days. Express delivery via DHL or FedEx is available. Sea freight is available for bulk orders.
Q: Can you provide an export invoice and packing list for customs clearance?
A: Yes. We provide full export documentation including commercial invoice, packing list, and certificate of origin upon request.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
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