ABB DSBC174 3BSE012211R1 Bus Extender Module – Advant OCS Series
When a bus extender module fails in an ABB Advant OCS control system, the consequences cascade instantly: inter-rack communication collapses, I/O signals go dark, and the entire production line grinds to a halt. In process industries—oil & gas, power generation, pulp & paper—an unplanned shutdown can cost tens of thousands of dollars per hour. The ABB DSBC174 3BSE012211R1 is the single component that keeps distributed rack architectures talking to each other, and without it, there is no system.
The DSBC174, catalogued under ABB part number 3BSE012211R1, occupies a critical position within the Advant OCS (Open Control System) platform—one of ABB’s most widely deployed DCS families in heavy industry worldwide. Designed to extend the Advant Fieldbus 100 (AF 100) backplane bus across multiple racks, this module enables engineers to scale control architectures beyond a single cabinet without sacrificing deterministic communication timing. Its continued availability is essential for the thousands of Advant OCS installations still operating globally, many of which are mid-lifecycle with no near-term migration plans.
Technical Specifications
- Part Number: DSBC174
- ABB Catalog Number: 3BSE012211R1
- Product Family: Advant OCS / Advant Controller 400 Series
- Function: Bus Extender Module — extends the Advant Fieldbus 100 (AF 100) backplane bus between racks
- Bus Type: Advant Fieldbus 100 (AF 100)
- Form Factor: Single-slot plug-in module
- Weight: Approx. 300 g
- Manufacturer: ABB Automation Products GmbH (formerly ABB Asea Brown Boveri)
- Compatibility: Advant OCS AC 400 Series racks and cabinets
- Operating Environment: Industrial control cabinet installation
Note: Detailed electrical ratings (voltage, current, temperature range) should be verified against the official ABB DSBC174 datasheet or the Advant OCS system documentation.
Key Features & Benefits
- Seamless Rack-to-Rack Bus Extension: Maintains deterministic AF 100 communication across distributed rack configurations, preserving system integrity.
- Drop-in Replacement: Fully compatible with existing Advant OCS AC 400 Series installations—no firmware changes or system reconfiguration required.
- Proven Industrial Reliability: Engineered to ABB’s industrial-grade standards for continuous 24/7 operation in demanding environments.
- Minimizes Downtime Risk: Stocking a spare DSBC174 eliminates the risk of extended outages caused by bus communication failure.
- Long-Service-Life Design: Built for the longevity demands of process control systems with multi-decade operational lifespans.
- Genuine ABB Quality: Sourced through verified supply channels, ensuring authentic components with traceable provenance.
Industry & Equipment Applications
- Oil & Gas: Refinery process control, pipeline SCADA systems, offshore platform DCS architectures
- Power Generation: Turbine control systems, boiler management, substation automation
- Pulp & Paper: Continuous process control, digester management, recovery boiler systems
- Chemical & Petrochemical: Reactor control, batch processing, safety instrumented systems (SIS)
- Water & Wastewater: Treatment plant automation, pump station control
- Mining & Minerals: Conveyor control, crusher management, plant-wide DCS
- Metals & Steel: Rolling mill automation, furnace control, continuous casting systems
System Integration & Compatible Parts
The DSBC174 3BSE012211R1 is designed to operate within the ABB Advant OCS AC 400 Series ecosystem. Compatible and commonly paired components include:
- ABB DSBC110 / DSBC172 — Bus Coupler Modules (AF 100 network interface)
- ABB DSMB127 — Advant OCS Rack Backplane
- ABB DSPC172 / DSPC176 — Processor Modules (AC 400 Series CPUs)
- ABB DSDI110A / DSDO110A — Digital I/O Modules
- ABB DSAI130A / DSAO120A — Analog I/O Modules
- ABB DSDP150 — Pulse Counter Module
When planning a spare parts strategy or system expansion, Konmask.com can assist in sourcing the complete bill of materials for your Advant OCS installation.
Our Quality Assurance Process
- Visual Inspection: Every module is inspected for physical damage, corrosion, and component integrity before listing.
- Authenticity Verification: Part numbers, revision codes, and ABB labeling are cross-referenced against manufacturer documentation.
- Functional Testing: Where applicable, modules undergo bench testing to verify basic operational status.
- Secure Packaging: Anti-static packaging with foam cushioning ensures safe transit to your facility.
- Documentation: Test records and inspection reports available upon request for critical applications.
How to Order
- Submit an Inquiry: Contact us via the form below or email [email protected] with your required quantity and delivery timeline.
- Receive a Quote: Our team will respond within 1 business day with pricing, availability, and lead time.
- Confirm & Pay: We support T/T bank transfer, PayPal, and other B2B payment methods.
- Ship & Track: We ship worldwide via DHL, FedEx, UPS, and EMS with full tracking provided.
- After-Sales Support: Our technical team is available to assist with installation questions and compatibility verification.
Why Choose Konmask.com?
- Industrial Automation Specialists: We focus exclusively on PLC, DCS, and industrial control components—not a generalist marketplace.
- Global B2B Supply Network: Sourcing relationships across Asia, Europe, and North America enable us to locate hard-to-find parts.
- Fast Response: Dedicated account managers respond to inquiries within 24 hours, with urgent requests prioritized.
- Competitive Pricing: Direct sourcing relationships allow us to offer market-competitive pricing without compromising on authenticity.
- Trusted by Engineers Worldwide: Serving maintenance engineers, procurement teams, and system integrators across 30+ countries.
- Transparent Communication: We provide honest lead times, clear documentation, and no hidden fees.
Frequently Asked Questions
Q: Is the DSBC174 3BSE012211R1 a new or refurbished module?
A: We supply both new-old-stock (NOS) and professionally refurbished units depending on availability. The condition is clearly stated in your quotation. All units pass our quality inspection process regardless of condition.
Q: How long does shipping take to my country?
A: Standard international shipping via DHL/FedEx typically takes 3–7 business days to most destinations. Express options are available for urgent requirements.
Q: Can you provide a warranty for this module?
A: Yes. We offer a standard 90-day warranty against defects in materials and workmanship. Extended warranty options are available—please inquire when requesting a quote.
Q: Do you have the DSBC174 in stock, or is it made-to-order?
A: Stock levels vary. Please submit an inquiry for real-time availability. We maintain an active sourcing network and can typically locate units within 1–5 business days if not immediately in stock.
Q: Can Konmask.com help me identify other compatible spare parts for my Advant OCS system?
A: Absolutely. Share your system configuration or rack layout and our technical team will assist in identifying the correct part numbers for your application.
Q: What payment methods do you accept for international orders?
A: We accept T/T (bank wire transfer), PayPal, and Western Union for international B2B transactions. Letter of Credit (L/C) is available for large orders.
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