Yokogawa NFAI841-S50 Analog Input/Output Module (Isolated)

Overview

The Yokogawa NFAI841-S50 is an isolated analog input/output module designed for high-accuracy signal processing in industrial automation and process control systems. It provides stable measurement and control of analog signals, ensuring reliable operation in critical and noise-prone industrial environments.

General Information

Part Number: NFAI841-S50

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 acquisition and output for process 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 design

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: Standard industrial signals such as 0–10 V and 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

Precise isolated analog control engineered for reliable industrial process performance.