SKU: NFDV151-P10 S2

Yokogawa NFDV151-P10 S2 Digital Input Module

The Yokogawa NFDV151-P10 S2 is a 32-channel digital input module for the CENTUM VP DCS. It converts 24V DC field signals into high-speed digital data, utilizing optical isolation and hot-swap support to ensure maximum reliability in demanding process environments.

Product Description

The Yokogawa NFDV151-P10 S2 serves as a high-density digital input interface specifically engineered for the CENTUM VP Distributed Control System (DCS). This module monitors 32 isolated input channels, which allows operators to track a vast array of discrete field signals—including limit switches, relay contacts, and pushbuttons—through a single hardware unit. By converting 24 V DC field statuses into precise digital data, the NFDV151-P10 S2 provides the Field Control Station (FCS) with the real-time visibility essential for sophisticated process management.

To maintain system integrity, the module utilizes robust galvanic isolation to block electrical noise and prevent field-side voltage spikes from reaching the internal system bus. The unit further enhances data reliability by employing advanced input filtering that aggressively eliminates signal chatter and contact bounce in noisy industrial environments. Furthermore, the NFDV151-P10 S2 supports the hot-swap capability of the Field I/O (FIO) subsystem, which empowers maintenance personnel to replace the module under power without interrupting the live process or compromising plant safety.

Because Yokogawa prioritizes mission-critical performance, the NFDV151-P10 S2 delivers exceptional availability in harsh settings such as oil refineries, chemical plants, and pharmaceutical facilities. The module offers flexible installation options as it integrates seamlessly with both standard pressure clamp terminals and high-density KS interface cables. Consequently, this digital input block provides a dependable solution for high-uptime automation by combining rapid status detection with superior electrical protection.

Key Technical Characteristics

Manufacturer: Yokogawa
Model Series: CENTUM VP / FIO
Component Type: 32-Channel Digital Input Module
Input Signal: 24 V DC (supports both dry contact and voltage inputs)
Isolation Architecture: Optical isolation featuring 500 V AC withstand
Channel Density: 32 points per module
Response Time: Executes status updates in 8 ms or less
Current Consumption: Draws a maximum of 500 mA at 5 V DC
Installation Feature: Facilitates online hot-swapping for continuous operation
System Interface: Connects via Pressure Clamp Terminals or KS Cables
Environmental Protection: Includes conformal coating for corrosive atmosphere resistance