Yokogawa NFAI543-S50/A4S00 Analog Output Module

Product Introduction

The Yokogawa NFAI543-S50/A4S00 is a high-precision analog output module designed for advanced industrial process automation and distributed control systems (DCS). As part of Yokogawa’s FA series, it provides stable, accurate, and reliable analog output signals for a wide variety of industrial devices, including actuators, control valves, and motors.

This module converts digital commands from a control system into precise analog output signals, enabling accurate process control across multiple industries. Its design emphasizes signal stability, low noise, and high precision, making it suitable for applications where performance, reliability, and repeatability are critical.

The NFAI543-S50/A4S00 allows process engineers to maintain optimal performance, reduce process variation, and achieve high levels of operational efficiency in chemical plants, power generation, oil and gas, water treatment, food and beverage, and pharmaceutical production.

Product Specifications

Product Applications

The NFAI543-S50/A4S00 module is suitable for precise analog control in multiple industrial applications:

• Chemical Processing Plants: Precise control of dosing pumps, flow regulators, and reaction systems.

• Power Generation: Analog output control for turbines, boilers, and generator excitation.

• Oil & Gas Refineries: Distributed control of pumps, compressors, and refining processes requiring high-accuracy signals.

• Water and Wastewater Treatment: Control of pumps, valves, and aeration systems to maintain process efficiency.

• Food & Beverage Production: Control of mixing, filling, and ingredient dosing systems requiring stable and accurate outputs.

• Pharmaceutical Manufacturing: Accurate control of blending, filling, and other critical processes to ensure quality and compliance.

Product Advantages

• High output accuracy with ±0.1% of span ensures precise process control.

• 16-bit resolution guarantees smooth and stable analog signal output.

• Fast response time (≤10 ms) supports real-time adjustments in dynamic processes.

• Electrical isolation of 500 VAC prevents interference between channels and the power supply.

• Flexible output ranges (4–20 mA or 0–20 mA) allow easy integration into existing systems.

• Robust industrial design ensures reliable operation in demanding environments.

• Seamless integration with Yokogawa DCS and FA systems simplifies system configuration.

FAQ

1. What type of output does the NFAI543-S50/A4S00 provide?
   It provides configurable 4–20 mA or 0–20 mA analog outputs, suitable for actuators, valves, and motors.

2. How many analog output channels are available?
   There are 4 independent channels, enabling simultaneous control of multiple devices.

3. What is the maximum load resistance per channel?
   Each channel supports a maximum load resistance of 550 Ω, ensuring stable output under varying loads.

4. What is the output accuracy of this module?
   The module provides ±0.1% of span output accuracy, ensuring precise and reliable control.

5. What is the typical response time?
   The response time is ≤10 ms, allowing rapid updates of analog signals for dynamic process control.

6. Is electrical isolation provided?
   Yes, the module provides 500 VAC isolation between channels and power supply to prevent interference.

7. What is the operating temperature range?
   The module operates from 0°C to +55°C, suitable for standard industrial environments.

8. What is the output resolution?
   The module provides 16-bit resolution for precise and smooth analog signal control.

9. Which communication interface does it use?
   It uses a DCS bus interface, compatible with Yokogawa FA and distributed control systems.

10. Can this module be used for high-speed actuator control?
    Yes, its fast response time and stable outputs allow control of high-speed actuators in industrial processes.

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FAQ

1. What type of output does the NFAI543-S50/A4S00 provide?
   It provides configurable 4–20 mA or 0–20 mA analog outputs, suitable for actuators, valves, and motors.

2. How many analog output channels are available?
   There are 4 independent channels, enabling simultaneous control of multiple devices.

3. What is the maximum load resistance per channel?
   Each channel supports a maximum load resistance of 550 Ω, ensuring stable output under varying loads.

4. What is the output accuracy of this module?
   The module provides ±0.1% of span output accuracy, ensuring precise and reliable control.

5. What is the typical response time?
   The response time is ≤10 ms, allowing rapid updates of analog signals for dynamic process control.

6. Is electrical isolation provided?
   Yes, the module provides 500 VAC isolation between channels and power supply to prevent interference.

7. What is the operating temperature range?
   The module operates from 0°C to +55°C, suitable for standard industrial environments.

8. What is the output resolution?
   The module provides 16-bit resolution for precise and smooth analog signal control.

9. Which communication interface does it use?
   It uses a DCS bus interface, compatible with Yokogawa FA and distributed control systems.

10. Can this module be used for high-speed actuator control?
    Yes, its fast response time and stable outputs allow control of high-speed actuators in industrial processes.

Related Models (Same Series or Similar Functionality)

Popular Models from Yokogawa

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