产品介绍
The Yokogawa NFAF135-S50 S1 Frequency Input Module is a high-precision input module designed for integration with Yokogawa’s distributed control systems (DCS). It is specifically engineered to accurately capture and process frequency signals from various field instruments such as flow meters, tachometers, and pulse-type sensors.
This module provides robust and stable frequency measurement capabilities, ensuring reliable data acquisition and process control even in harsh industrial environments. Its design supports direct connection / frequency signals with minimal signal distortion, enabling precise process monitoring and control for industries like power generation, chemical processing, and oil & gas.
With compatibility across Yokogawa’s DCS platforms, the NFAF135-S50 S1 module is an essential component for applications requiring high-fidelity frequency monitoring and control, facilitating accurate real-time process feedback and optimization.
产品规格
| Parameter | Value |
|---|---|
| 型号 Number | NFAF135-S50 S1 |
| Module Type | Frequency Input Module |
| Input Type | Pulse / Frequency Signals |
| Input Range | 0.1 Hz to 10 kHz |
| Input Signal Voltage | 5 V to 24 V DC |
| Accuracy | ±0.1% |
| Response Time | 10 ms |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -20°C to +70°C |
| Power Supply | 24 V DC |
| Isolation | 2500 V DC for input to system |
| Interface | Yokogawa DCS I/O Bus |
| Dimensions | 130 x 107.5 x 32.8 mm |
| 重量 | 0.3 kg |
| Compliance | IEC, ANSI Standards |
Applications
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Flow Measurement: Accurately monitors turbine or electromagnetic flow meters for liquid and gas.
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Rotational Speed Monitoring: Measures rotational speed / motors, turbines, and compressors.
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Pulse Counting: Integrates pulse signals from level sensors or flow totalizers.
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Industrial Automation: Provides frequency input for process control loops.
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Power Generation: Tracks generator speed and frequency signals for precise control.
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Chemical and Petrochemical Plants: Monitors instrument outputs to maintain stable process conditions.
Advantages
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High Accuracy: ±0.1% ensures reliable frequency measurements.
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Wide Input Range: 支持s low-frequency and high-frequency signals from 0.1 Hz to 10 kHz.
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Fast Response: 10 ms response time enables near real-time data acquisition.
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Robust Construction: Reliable operation in industrial environments, resistant to electrical noise.
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System Compatibility: Seamless integration with Yokogawa DCS platforms.
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Safe Isolation: 2500 V DC isolation prevents signal interference and protects the system.
FAQ
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What types / signals can the NFAF135-S50 S1 module receive?
It can receive both pulse and frequency signals from various industrial sensors. -
What is the voltage range for input signals?
The module accepts DC input signals between 5 V and 24 V. -
What is the maximum frequency measurable by this module?
It can measure frequencies from 0.1 Hz up to 10 kHz accurately. -
How precise are the frequency readings?
The module provides measurements with an accuracy / ±0.1%. -
What is the module’s response time for capturing signals?
The response time is 10 milliseconds, suitable for real-time monitoring. -
Can it be used with flow meters or tachometers?
Yes, it is compatible with turbine flow meters, electromagnetic flow meters, and tachometers. -
Does the module /fer isolation from the DCS system?
Yes, it provides 2500 V DC isolation to prevent interference and protect the system. -
What temperature range can the module operate in?
It operates reliably between 0°C and +55°C under normal conditions. -
Is it compatible with Yokogawa DCS controllers?
Yes, it integrates seamlessly with Yokogawa distributed control systems. -
What type / applications is it best suited for?
It is ideal for monitoring frequency signals in process control, automation, and instrumentation systems.
Related 型号s (Same Series)
| 型号 Number | 描述 |
|---|---|
| NFAF135-S50 S2 | Frequency input module with extended frequency range |
| NFAF135-S50 S3 | Multi-channel frequency input module |
| NFAF135-S51 | Frequency input module for pulse and speed measurement |
| NFAF136-S50 | Enhanced frequency input module with higher accuracy |
| NFAF135-S52 | Frequency input module with additional isolation |
| NFAF137-S50 | Dual input frequency module for redundant systems |
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公司信息
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