Yokogawa NFAI841-S00/A4S00 Analog Input/Output Module (Isolated)

Overview

The Yokogawa NFAI841-S00/A4S00 is an isolated analog input/output module designed for accurate signal acquisition and control in industrial automation and process control systems. It supports reliable conversion of analog field signals into control data, ensuring stable performance in critical industrial environments.

General Information

Part Number: NFAI841-S00/A4S00

Manufacturer: Yokogawa Electric Corporation

Brand: Yokogawa

Country of Origin: Japan

Series: NFAI Series Analog I/O Modules

Type: Isolated Analog Input/Output Module

Installation: Rack-mounted control system module

Function: Analog signal processing for measurement and control applications

Power Specifications

Supply Voltage: Powered via system backplane (module-dependent)

Power Consumption: Low-power industrial electronic module

Input Type: Backplane-powered control system interface

Protection: Electrical isolation, surge protection, and noise immunity

Indicators: LED status indicators for module and channel status

Communication & Interface

Input/Output Channels: Multi-channel analog input and output (system configuration dependent)

Signal Types: Industrial standard analog signals (0–10 V, 4–20 mA)

Isolation: Galvanic isolation between field signals and system bus

System Integration: Compatible with Yokogawa distributed control systems (DCS)

Diagnostics: Channel-level diagnostics, fault detection, and signal monitoring

Environmental

Operating Temperature: −20 to +60 °C

Storage Temperature: −40 to +70 °C

Humidity: 5% to 95% RH, non-condensing

Protection Rating: Industrial rack-mounted module (internal system installation)

Vibration Resistance: Suitable for continuous industrial operation environments

Dimensions & Weight

Dimensions (H × W × D): 32.8 × 107.5 × 130 mm

Weight: 0.3 kg

Stable and precise isolated analog control for advanced industrial process performance.