Yokogawa NFAI141-S00 CENTUM VP 16-Channel Analog Input Module

Product Overview

The Yokogawa NFAI141-S00 functions as a high-density, 16-channel analog input module for the CENTUM VP Distributed Control System (DCS). This module accepts standard current and voltage signals from field transmitters, converting them into precise digital data for real-time process monitoring and control. It serves as a cornerstone for capturing critical variables like pressure, flow, and level in complex industrial environments. We supply this unit as 100% Brand New and Original, manufactured in Japan, to guarantee factory-certified accuracy and long-term hardware stability.

Part Number Breakdown

The NFAI141-S00 follows Yokogawa’s modular suffix logic to define its technical grade and functional scope:

Technical Specifications

The NFAI141-S00 maintains high-fidelity signal conversion while occupying a minimal hardware footprint.

• Number of Channels: 16, fully isolated.

• Input Signal Types: 4 to 20 mA current / 1 to 5 V DC voltage.

• Accuracy: ±0.1% of full scale.

• Data Update Period: 10 ms (High-speed processing).

• Withstanding Voltage: 1.5 kV AC between field terminals and case.

• Dimensions: 2.2 cm (W) x 12.4 cm (D) x 12.6 cm (H).

• Weight: 0.1 kg.

• Country of Origin: Japan.

• Condition: Guaranteed 100% Brand New and Original.

Engineering Advantages

The NFAI141-S00 provides targeted technical solutions for modern I/O management:

• Ultra-Slim High-Density Design: The 2.2 cm width allows engineers to pack high channel counts into a single I/O nest. This compact profile maximizes cabinet space efficiency, significantly reducing the total physical footprint of the control room hardware.

• Superior Signal Isolation: Integrated galvanic isolation protects the DCS backplane from field-side electrical surges and ground loops. This architecture ensures that a fault in one field instrument does not cascade through the system, maintaining overall network integrity.

• Precision Data Conversion: With a ±0.1% accuracy rating and a 10 ms update period, this module provides the high-fidelity data required for advanced process control (APC) strategies. It ensures the DCS makes decisions based on the most accurate representation of field conditions.

• Vibration and Thermal Resistance: Yokogawa Japan engineers this module with industrial-grade components that resist the thermal fluctuations and mechanical vibrations common in petrochemical and power generation facilities, ensuring a long operational lifespan.

FAQs

• Does the NFAI141-S00 support HART communication?

  The NFAI141-S00 is a standard analog input module. For applications requiring HART digital signal pass-through, we recommend the NFAI143 series which includes specialized circuitry for digital diagnostics.

• Can I mix current and voltage inputs on the same module?

  Yes. You can configure the 16 channels to accept either 4-20 mA or 1-5 V DC. However, you must verify the terminal board wiring and software configuration to match the specific signal type for each channel.

• How does this module handle power distribution to field transmitters?

  This module typically functions in conjunction with a pressure-clamp or screw-terminal baseplate. Depending on the baseplate model, it can distribute 24V DC loop power to 2-wire transmitters or operate as a passive receiver for 4-wire devices.

• Is this a brand new original part?

  Absolutely. We supply only 100% Brand New hardware. This NFAI141-S00 arrives in its original Yokogawa Japan factory box with intact seals, matching serial numbers, and full traceability documentation.