Process Automation & DCS Fieldbus Solution — YOKOGAWA NFSB100-S01 | Bus Repeat Module
Where This Product Is Used
The YOKOGAWA NFSB100-S01 Bus Repeat Module is a critical infrastructure component deployed wherever CENTUM VP or CS 3000 Distributed Control Systems (DCS) require extended or redundant fieldbus communication segments. Typical deployment environments include:
- Oil & Gas Refineries — Extends Vnet/IP bus segments across large-scale process units, enabling reliable communication between field controllers and operator stations over long cable runs.
- Petrochemical & Chemical Plants — Used in continuous process control loops where bus signal integrity must be maintained across multiple cabinet rows or remote I/O marshalling panels.
- Power Generation Facilities — Deployed in turbine control and boiler management systems to bridge bus segments between the control room and remote equipment rooms.
- Pulp & Paper Mills — Integrated into multi-zone DCS architectures where process areas are physically separated, requiring bus signal regeneration.
- Pharmaceutical Manufacturing — Supports GMP-compliant automation networks where validated DCS topologies demand deterministic, noise-free bus communication.
- Water & Wastewater Treatment — Extends control network reach in geographically distributed pump stations and treatment facilities running YOKOGAWA DCS platforms.
Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | YOKOGAWA Electric Corporation |
| Part Number | NFSB100-S01 |
| Module Type | Bus Repeat Module (Bus Repeater) |
| Compatible Platform | CENTUM VP, CENTUM CS 3000 |
| Bus Type | Vnet/IP (V-net) |
| Function | Signal regeneration and bus segment extension |
| Weight | 200 g (approx.) |
| SKU / Order Code | NFSB100-S01 |
| Condition | New / Surplus New / Tested Refurbished (specify at inquiry) |
| Lead Time | In stock — ships within 3–5 business days |
Note: Full datasheet available upon request. Contact support@konmask.com for detailed electrical and environmental specifications.
Why Engineers Specify This Model
- Native YOKOGAWA Compatibility — Designed and validated for CENTUM VP and CS 3000 architectures; no third-party compatibility risks or firmware conflicts.
- Bus Segment Extension — Enables engineers to extend Vnet/IP bus segments beyond standard distance limits without degrading signal quality or introducing latency.
- Redundancy Support — Supports dual-redundant bus configurations, a mandatory requirement in safety-critical process industries.
- Plug-and-Play Integration — Mounts directly into the YOKOGAWA DCS cabinet backplane; no additional configuration tools required for basic deployment.
- Proven Field Reliability — Widely deployed in tier-1 process plants globally; long service life with minimal maintenance requirements.
- Obsolescence Management — As YOKOGAWA transitions platforms, surplus and refurbished NFSB100-S01 units allow existing CS 3000 installations to extend operational life without full system migration.
Complete System Bill of Materials
The NFSB100-S01 is typically specified alongside the following YOKOGAWA CENTUM VP / CS 3000 components. Contact Konmask for bundle pricing:
- NFCP100 — Field Control Station (FCS) Processor Module
- NFBU100 — Bus Unit / Nest Unit for FCS
- NFAI143 — Analog Input Module (4–20 mA, 16-channel)
- NFAO141 — Analog Output Module (4–20 mA, 8-channel)
- NFDI141 — Digital Input Module (32-channel)
- NFDO141 — Digital Output Module (32-channel)
- NFPS100 — Power Supply Module for FCS Nest
- NFSB100-S01 — Bus Repeat Module (this item)
- Vnet/IP Ethernet Switch (YOKOGAWA-approved managed switch)
- DIN Rail, cabinet wiring accessories, and terminal blocks
Compliance & Industry Standards
- IEC 61511 — Functional Safety: Safety Instrumented Systems for the Process Industry Sector
- IEC 61508 — Functional Safety of E/E/PE Safety-Related Systems
- ANSI/ISA-99 / IEC 62443 — Industrial Automation and Control Systems Security
- CE Marking — Compliant with applicable EU directives for industrial equipment
- RoHS — Restriction of Hazardous Substances compliance (verify with YOKOGAWA datasheet for specific revision)
- ATEX / IECEx — Consult YOKOGAWA documentation for hazardous area classification applicability
Compliance documentation and certificates of conformance available upon request for regulated procurement processes.
Quality Assurance & Sourcing
Konmask.com sources YOKOGAWA automation components through verified industrial surplus channels, authorized distributors, and direct plant decommissioning projects. Our quality process includes:
- Visual Inspection — All modules inspected for physical damage, label integrity, and connector condition prior to listing.
- Functional Testing — Refurbished units undergo bench-level power-on and communication testing where applicable.
- Traceability — Lot records and sourcing documentation maintained for each unit; available to buyers upon request.
- Secure Packaging — ESD-safe anti-static bags, foam cushioning, and double-wall cartons used for all shipments.
- Warranty — 90-day replacement warranty on all tested units. New/surplus units sold as-is with inspection report.
How to Source This Part
- Confirm your requirement — Verify the part number NFSB100-S01 against your YOKOGAWA system BOM or engineering drawing.
- Request a quote — Email support@konmask.com with your required quantity, condition preference (new / surplus / refurbished), and delivery timeline.
- Receive quotation — We respond within 1 business day with pricing, lead time, and available condition grades.
- Place order — Purchase directly via this product page or via proforma invoice for corporate/B2B procurement.
- Shipping & tracking — Orders dispatched via DHL Express, FedEx International, or freight forwarder of your choice. Full tracking provided.
- After-sales support — Technical questions, installation guidance, and warranty claims handled by our engineering support team.
Application-Specific FAQ
Q: Is the NFSB100-S01 compatible with CENTUM VP R6 and later revisions?
A: The NFSB100-S01 was originally designed for CS 3000 and early CENTUM VP platforms. Compatibility with later CENTUM VP revisions (R5/R6+) should be confirmed with YOKOGAWA engineering or your system integrator before procurement.
Q: Can this module be used in a redundant bus configuration?
A: Yes. The NFSB100-S01 supports dual-redundant Vnet/IP bus topologies when paired with appropriate redundant FCS and bus unit configurations.
Q: What is the maximum number of bus repeat modules per segment?
A: Refer to the YOKOGAWA CENTUM VP/CS 3000 system engineering guide for maximum cascade depth. Contact Konmask for a copy of the relevant technical documentation.
Q: Do you supply the module with a warranty?
A: Yes. Tested refurbished units carry a 90-day replacement warranty. New and surplus-new units are sold with an inspection report. Extended warranty options available — inquire at support@konmask.com.
Q: Can you supply multiple units for a plant-wide spares program?
A: Yes. Konmask specializes in bulk and multi-unit sourcing for MRO and capital spares programs. Volume pricing available for orders of 3+ units.
Q: What documentation is included with the shipment?
A: Each shipment includes a packing list, inspection report, and sourcing declaration. Certificates of conformance and YOKOGAWA original datasheets available upon request.
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