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Yokogawa S9841DA Analog Input Module

Yokogawa S9841DA Analog Input Module

  • 1000 En stock
  • Manufacturer: Yokogawa

  • Product No.: S9841DA

  • Condition: En stock

  • Product Type: Analog Input Module

  • Product Origin: Japan

  • Payment:T/T, Western Union

  • Weight: 300g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Descripción

Overview

The Yokogawa S9841DA is an analog input module designed for Yokogawa PLC and DCS systems. It provides precise analog signal acquisition and high-speed data processing, with strong channel isolation for reliable operation in critical industrial automation environments. The module supports analog input and optional digital I/O functions, ensuring accurate data collection from field instruments and fast response for control tasks.

Key Features

  • High-precision analog input for 4–20 mA transmitters, temperature sensors, and pressure/flow devices

  • High-speed data processing for real-time monitoring and control

  • Optional digital I/O: 8 inputs + 8 outputs, response time <1 ms, isolation 1500 V AC

  • Hot-swap support for easy maintenance

  • Industrial-grade design with strong EMI immunity

Technical Specifications

General Information

Parameter Specification
Model S9841DA
Product Type Analog Input Module
Manufacturer Yokogawa Electric Corporation
Weight 0.3 kg

Analog Input Function

  • High-accuracy signal acquisition

  • Supports 4–20 mA transmitters

  • Temperature, pressure, and flow measurement

  • Strong channel-to-channel isolation for noise-sensitive environments

Digital I/O Function (Optional)

  • 8 digital input channels + 8 digital output channels

  • Input voltage: 0–24 VDC

  • Output voltage: 24 VDC

  • Response time: <1 ms

  • Isolation: 1500 V AC

  • Hot-swap capable

Electrical & Environmental

Parameter Specification
Power Supply 24 VDC
Operating Temperature 0°C to +60°C (digital I/O variant: −20°C to +60°C)
Storage Temperature −20°C to +85°C
Isolation High isolation between channels and system bus
EMI/EMC Industrial-grade compliance

Mechanical

  • Mounting: Rack-mounted in Yokogawa PLC/DCS chassis

  • Form Factor: Modular I/O card

  • Cooling: Passive convection

Applications

  • Process control: oil & gas, chemical, refining

  • Power generation and energy management

  • Manufacturing automation

  • High-precision analog signal acquisition

  • Digital actuator, relay, and alarm control

FAQ

Q1: What analog signal types does the S9841DA support?
A1: It supports 4–20 mA current signals, temperature sensor inputs, and signals from pressure and flow instruments.

Q2: Can it be used for digital I/O control?
A2: Yes, some variants provide 8 input and 8 output digital channels with fast response and isolation.

Q3: Is it suitable for high EMI industrial environments?
A3: Absolutely. The module meets industrial-grade EMI/EMC standards for reliable operation in noisy environments.

Q4: Does it support hot-swapping?
A4: Yes, hot-swap capability allows easy replacement without shutting down the system.

Q5: How does it compare to other S9841 series models?
A5: S9841DA focuses on high-precision analog input and mixed I/O with strong isolation. S9841DB only provides analog input, while S9841DC offers higher channel density or extended digital I/O capabilities.

Características

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Destacado

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