Product Overview
The Yokogawa NFAF135-S50 is a high-performance frequency input module designed for use with the Yokogawa FCN/FCJ autonomous control system. It is engineered to accept multiple forms / frequency signals, including contact ON/OFF and voltage pulse inputs. With isolated 8-channel input capabilities, the NFAF135 is ideal for acquiring precise frequency-based data from field instruments such as rotary encoders, flow meters, and turbine-type transducers.
Technical Specifications
| Parameter | Specification |
|---|---|
| 型号 Number | NFAF135-S50 |
| Input Channels | 8 isolated channels |
| Input Signal Types | 联系我们 ON/OFF, Voltage Pulse |
| Frequency Range | 0.1 Hz to 10 kHz |
| Isolation | Channel-to-channel and channel-to-ground |
| Signal Connection Method | MIL 40-pin connector or pressure clamp terminal |
| Terminal Block Compatibility | NFTI3S |
| Mounting Type | DIN rail mounted |
| Dimensions (W x H x D) | 130 x 107.5 x 32.8 mm |
| 重量 | 0.3 kg |
| Compatible Controllers | FCN (Field Control Node) series |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -20°C to 70°C |
| Power Supply | Supplied via backplane from FCN system |
| Certification | CE, RoHS compliant |
Applications
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Industrial Automation: Monitoring rotating machinery, speed sensors, and conveyor belts.
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Energy and Power: Capturing frequency signals from turbine flow meters and generators.
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Water/Wastewater: Tracking motor RPM and flow measurement in treatment systems.
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Process Control Systems: Integrating with PLCs/DCS to capture pulse and frequency data.
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OEM Equipment: Embedding into customized machinery and control cabinets.
Product Advantages
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Isolated Inputs: Each / the 8 channels is galvanically isolated, reducing the risk / signal interference or ground loops.
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Wide Frequency Range: 支持s from low-frequency pulses (0.1 Hz) up to high-speed signals (10 kHz), covering a broad spectrum / field devices.
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Flexible Input: Accepts both contact and voltage pulse signals for versatile applications.
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MIL Connector Interface: Standardized interface ensures secure, durable field wiring.
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Compact Design: Slim housing (only 32.8 mm depth) allows efficient cabinet space usage.
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Integration Ready: Fully compatible with the Yokogawa STARDOM system for seamless integration.
常见问题 (FAQ)
Q1: What types / signals does the NFAF135-S50 support?
A1: It supports contact ON/OFF signals and voltage pulse signals ranging from 0.1 Hz to 10 kHz.
Q2: How many input channels are available on this module?
A2: There are 8 individually isolated input channels.
Q3: What isolation method is used in the NFAF135-S50?
A3: Each input channel is galvanically isolated from others and from the ground.
Q4: Can this module be connected using a MIL connector?
A4: Yes, it supports a MIL 40-pin connector for signal connection.
Q5: What is the recommended terminal block for use with this module?
A5: The compatible terminal block model is NFTI3S.
Q6: Is the NFAF135-S50 suitable for high-frequency signal acquisition?
A6: Yes, it can handle frequencies up to 10 kHz.
Q7: What are the physical dimensions / the NFAF135-S50?
A7: The dimensions are 130 mm × 107.5 mm × 32.8 mm.
Q8: Is this module compatible with Yokogawa FCN controllers?
A8: Yes, it is designed for use with FCN autonomous controllers.
Q9: What is the typical operating temperature range for this module?
A9: The module operates reliably in temperatures from 0°C to 55°C.
Q10: Is this product compliant with international certifications?
A10: Yes, it meets CE and RoHS compliance standards.
Related Yokogawa 型号s in the Same Series
| 型号 Number | 描述 | Input Type | Channels | Isolation |
|---|---|---|---|---|
| NFAI135 | Analog Input Module (4-20 mA) | Current | 8 | Isolated |
| NFAP135 | Pulse Input Module | Pulse Count (0–10 kHz) | 8 | Isolated |
| NFAI835 | Analog I/O Module | 4 In / 4 Out (4-20 mA) | 8 total | Isolated |
| NFAI143 | Analog Input Module (4-20 mA) | Current | 16 | Isolated |
| NFAV144 | Analog Input Module (-10V to +10V) | Voltage | 16 | Isolated |
| NFAT141 | Thermocouple/mV Input Module | TC/mV | 16 | Isolated |
Popular Yokogawa 型号s
| 型号 Number | 描述 | Application Type | Channels | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| AAI143-H50 | Analog Input Module (4-20 mA, HART) | Process Control | 16 | 130 x 100 x 30 | 0.25 kg |
| AAI543-H50 | Analog Output Module (4-20 mA, HART) | Actuator Control | 16 | 130 x 100 x 30 | 0.28 kg |
| ADV561-P00 | Digital Input Module | ON/OFF Sensing | 64 | 140 x 110 x 35 | 0.4 kg |
| ADV551-P00 | Digital Output Module | ON/OFF Control | 64 | 140 x 110 x 35 | 0.4 kg |
| PW402 | Power Supply Module | Power Supply for FCS | – | 200 x 100 x 40 | 1.1 kg |
| CP451-10 | Processor Module | System CPU | – | 150 x 110 x 35 | 0.5 kg |
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