製品紹介
The Yokogawa NFAI543-500/A4500 Analog Output Module is designed for precise and reliable signal conversion from digital control systems to field analog devices. This module is part / the Yokogawa DCS (Distributed Control System) and is commonly used in both standard process control and safety instrumented systems (SIS).
It provides accurate 4-20 mA DC output channels that are configurable for a variety / control and monitoring applications. The module supports high-speed updates, advanced diagnostics, and electrical isolation, ensuring signal integrity even in harsh industrial environments. Integrated seamlessly with CENTUM VP and ProSafe-RS systems, the NFAI543-500/A4500 is optimized for critical process control where precision, reliability, and safety are essential.
Product Parameters
| Parameter | Specification |
|---|---|
| モデル | NFAI543-500/A4500 Analog Output Module |
| Number / Channels | 16 output channels |
| Output Signal Type | 4-20 mA DC |
| Output Load | Up to 600 Ω per channel |
| Resolution | 16-bit D/A conversion |
| Accuracy | ±0.1% / full scale |
| Update Time | 50 ms per channel |
| Isolation | Optical isolation between channels and system bus |
| Diagnostics | Short-circuit detection, range monitoring, self-diagnostics |
| Power Supply | 24 VDC nominal |
| Operating Temperature | -20°C to +55°C |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Dimensions (W × H × D) | 130 x 107.5 x 32.8 mm |
| 重量 | 0.4 kg |
Product Applications
The NFAI543-500/A4500 module is widely used in industries that require precise analog output control for automation systems:
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Oil and Gas: Controlling valves, actuators, and transmitters in production and refining.
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Chemical & Petrochemical: Accurate analog output for dosing, mixing, and reaction control.
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Power Plants: Controlling generator and turbine actuators for power regulation.
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Water & Wastewater: Analog outputs for pump and valve control in treatment plants.
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Pharmaceuticals: Precise control for dosing and batch processes.
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Pulp and Paper Industry: Analog signal outputs to control pulp consistency and chemical additions.
Product Advantages
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High Accuracy & Reliability: 16-bit D/A conversion provides precise analog outputs.
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Electrical Isolation: Protects output signals and system from noise and surges.
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Advanced Diagnostics: Monitors short-circuits, out-/-range, and device status.
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Seamless System Integration: Compatible with CENTUM VP and ProSafe-RS systems.
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Compact Design: Space-saving module suitable for dense control cabinets.
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High-Speed Response: 50 ms update per channel ensures timely control actions.
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Industrial Environment Ready: Operates under wide temperature and humidity ranges.
FAQ
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What output signal type does the NFAI543-500/A4500 support?
4-20 mA DC analog signals for field devices. -
How many output channels are available?
It provides 16 analog output channels. -
Does the module support electrical isolation?
Yes, each channel is optically isolated from the system bus. -
What is the D/A conversion resolution?
The module provides 16-bit digital-to-analog conversion. -
Are there any built-in diagnostics?
Yes, it includes short-circuit detection and range monitoring. -
What is the typical update time for outputs?
Approximately 50 milliseconds per output channel. -
Can this module control high-resistance loads?
Yes, each channel supports loads up to 600 Ω. -
Is it compatible with Yokogawa safety systems?
Yes, fully compatible with CENTUM VP and ProSafe-RS systems. -
Does it allow monitoring / output status?
Yes, self-diagnostics enable status verification / all channels. -
Can this module be used in redundant configurations?
Yes, designed for high-integrity redundant system applications.
Recommended Related モデルs (Same Series / Similar Function)
| モデル | 説明 |
|---|---|
| NFAI543-500/A4500 | Advanced Analog Output Module |
| NFAI543-H50 | High-accuracy Analog Output Module |
| NFAT543-S00 | Standard Analog Output Module |
| NFAM543-S00 | Mixed Analog I/O Module |
| NFAI541-S00 | Basic Analog Output Module |
| NFAI543-S50 | High-performance Analog Output Module |
Popular Yokogawa モデルs
| モデル | 説明 |
|---|---|
| NFAD141-S00 | Digital Input Module |
| NFAP141-S00 | Pulse Input Module |
| NFAT141-S00 | Analog Output Module |
| NFAM141-S00 | Mixed Analog I/O Module |
| NFAI141-S30 | Safety-certified Analog Input Module |
| NFAI543-500/A4500 | High-performance Analog Output Module |
会社情報
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