Process Automation Solution — YOKOGAWA NFDV161-P51 | CENTUM VP Digital Input Module
Where This Product Is Used
The YOKOGAWA NFDV161-P51 is a 16-channel Digital Input (DI) module designed for deployment within the CENTUM VP Distributed Control System (DCS) platform. It is widely specified in the following industrial environments:
- Oil & Gas Processing Plants — field device status monitoring (valve open/close, pump run/stop) in upstream, midstream, and downstream facilities
- Petrochemical & Refinery Units — discrete signal acquisition from pressure switches, level switches, and motor contactors
- Power Generation (Thermal & Nuclear) — turbine auxiliary system monitoring and interlock signal collection
- Pulp & Paper Mills — machine status and safety interlock feedback loops
- Pharmaceutical & Fine Chemical Plants — GMP-compliant process monitoring with audit-trail-ready DCS integration
- LNG Terminals & Offshore Platforms — hazardous-area signal marshalling via IS barriers into CENTUM VP I/O nodes
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | NFDV161-P51 |
| Manufacturer | YOKOGAWA Electric Corporation |
| Module Type | Digital Input (DI) |
| Number of Channels | 16 channels |
| Input Signal Type | Dry contact / Wet contact (voltage-free or voltage input) |
| Compatible Platform | CENTUM VP (Field Control Station — FCS) |
| Slot Compatibility | CENTUM VP I/O Unit (Node) |
| Communication | Internal V-net / Vnet/IP backplane bus |
| Power Supply | Supplied via I/O unit backplane (no external power required) |
| Weight | 260 g |
| Suffix Code -P51 | Standard configuration with CE marking compliance |
| Operating Temperature | 0°C to 60°C (standard DCS cabinet environment) |
| Humidity | 5% to 95% RH (non-condensing) |
Note: Full datasheet available upon request. Contact support@konmask.com for the official YOKOGAWA technical document.
Why Engineers Specify This Model
- Native CENTUM VP Integration — plug-and-play replacement within existing CENTUM VP FCS nodes; no re-engineering of control logic required
- High Channel Density — 16 DI channels per module minimises slot consumption and reduces total system footprint
- Proven Field Reliability — YOKOGAWA CENTUM VP modules are deployed in thousands of process plants globally with MTBF exceeding 10 years in typical operating conditions
- Hot-Swap Capable — supports online module replacement in redundant FCS configurations, eliminating process shutdown during maintenance
- Deterministic Scan Cycle — consistent I/O scan timing ensures reliable interlock and safety logic execution
- Backward Compatibility — compatible with CENTUM CS 3000 migration projects where I/O hardware is being reused or upgraded
Complete System Bill of Materials
When integrating the NFDV161-P51 into a CENTUM VP system, the following companion components are typically required:
- CENTUM VP Field Control Station (FCS) — e.g., FFCS-V, KFCS2, or LFCS2 depending on node count
- I/O Unit / Node — YOKOGAWA ANB10D or equivalent I/O nest for module mounting
- Terminal Board — YOKOGAWA TB series (e.g., TB820V) for field wiring termination
- Cable Assembly — YOKOGAWA CB series flat cable connecting module to terminal board
- Power Supply Module — YOKOGAWA PW481 or PW482 for I/O unit power distribution
- Redundant Communication Module — for Vnet/IP dual-ring redundancy configurations
- IS Barriers / Galvanic Isolators — required for Zone 1/Zone 2 hazardous area field devices (e.g., MTL, P+F, or R. STAHL barriers)
Konmask.com stocks many of the above companion modules. Contact us for a complete BOM quotation.
Compliance & Industry Standards
- IEC 61508 — Functional Safety of E/E/PE Safety-related Systems (SIL2 capable in appropriate FCS configuration)
- IEC 61511 — Functional Safety for the Process Industry Sector
- CE Marking — European conformity (suffix -P51 denotes CE-compliant variant)
- RoHS Compliant — Restriction of Hazardous Substances Directive
- ATEX / IECEx — suitable for use with certified IS barriers in hazardous area installations
- ISA-5.1 — Instrumentation Symbols and Identification (loop documentation compatibility)
Quality Assurance & Sourcing
Konmask.com specialises in the supply of genuine industrial automation components for DCS, PLC, and process control systems. Our sourcing and quality process includes:
- Authentic Origin — modules sourced from authorised YOKOGAWA distributors, certified system integrators, and decommissioned plant asset recovery with full traceability
- Pre-Shipment Inspection — each module undergoes visual inspection, label verification, and where applicable, functional bench testing prior to dispatch
- Packaging — shipped in anti-static ESD packaging with foam protection; original YOKOGAWA packaging preserved where available
- Documentation — certificate of conformity, inspection report, and packing list provided with every order
- Warranty — 90-day replacement warranty against DOA (Dead on Arrival) defects
How to Source This Part
Procurement teams and engineers can acquire the YOKOGAWA NFDV161-P51 through the following channels:
- Online Order — add to cart directly on this page; secure checkout with T/T bank transfer, PayPal, or credit card
- RFQ / Bulk Inquiry — email support@konmask.com with your required quantity, delivery timeline, and destination port for a formal quotation
- WhatsApp / WeChat — contact +0086 19859288691 for urgent requirements or expedited sourcing
- Lead Time — in-stock units ship within 3–5 business days; ex-stock orders dispatched same day where possible
- Export Documentation — commercial invoice, packing list, and certificate of origin available for all international shipments
Application-Specific FAQ
Q: Is the NFDV161-P51 compatible with CENTUM CS 3000?
A: The NFDV161-P51 is designed for CENTUM VP. While some I/O modules share physical form factors with CS 3000, compatibility must be verified against your specific FCS node type. Contact us for a compatibility assessment.
Q: Can this module be used in a Safety Instrumented System (SIS)?
A: The NFDV161-P51 is a standard DI module for CENTUM VP process control. For SIL-rated SIS applications, YOKOGAWA’s ProSafe-RS platform with dedicated safety I/O modules (e.g., SSI series) should be specified. We supply ProSafe-RS modules as well.
Q: What is the difference between -P51 and other suffix variants?
A: The suffix code indicates regional compliance and configuration options. -P51 typically denotes the standard CE-marked variant for international markets. Other suffixes may indicate different input voltage ranges or regional certifications. Contact us to confirm the correct suffix for your project.
Q: Do you provide a warranty or return policy?
A: Yes. All modules carry a 90-day DOA warranty. If a module fails on arrival or during initial commissioning, we will arrange a replacement or full refund. Please retain original packaging for return shipments.
Q: Can you supply multiple units for a plant-wide spare parts programme?
A: Yes. We regularly fulfil bulk orders for MRO (Maintenance, Repair & Operations) spare parts programmes. Contact us with your annual consumption forecast for preferential pricing.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
