Product Overview – Yokogawa NFAF135-S00 Frequency Input Module
The Yokogawa NFAF135-S00 is an advanced 8-channel frequency input module designed for precise frequency measurement and monitoring in automation systems. It is part / Yokogawa’s FCN (Field Control Node) autonomous controller I/O suite and supports both contact ON/OFF and voltage pulse signals across isolated channels. Engineered for demanding industrial applications, the NFAF135-S00 ensures accurate signal processing and robust isolation for enhanced reliability and system safety.
Technical Specifications
| Parameter | 描述 |
|---|---|
| 型号 | NFAF135-S00 |
| Type | Frequency Input Module |
| Input Channels | 8 channels |
| Input Signal Types | 联系我们 ON/OFF, Voltage Pulse |
| Frequency Range | 0.1 Hz to 10 kHz |
| Isolation | Each channel is galvanically isolated |
| Terminal Block Type | NFTI3S (MIL 40-pin connector or pressure clamp) |
| Wiring 支持 | 2-wire voltage or contact signal |
| Communication Interface | Via FCN controller backplane |
| Power Supply | Supplied through the backplane (no external power needed) |
| Mounting Method | Mounted on FCN I/O base |
| Operating Temperature Range | 0 to 55°C |
| Storage Temperature Range | -20 to 70°C |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Dimensions | 130 mm × 107.5 mm × 32.8 mm |
| 重量 | Approx. 0.3 kg |
| Certifications | CE, UL (compliant with industrial automation standards) |
Applications
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Industrial Machinery Monitoring: Measures frequency signals from sensors in rotating equipment.
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Pumps and Motors: Detects speed fluctuations via pulse outputs.
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Energy Management Systems: Measures pulse signals from energy meters for power monitoring.
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Water and Wastewater Treatment: Tracks equipment cycle rates via frequency input.
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Factory Automation: Interfaces with proximity sensors and encoder outputs.
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Oil & Gas: Integrates with turbine meters for flow rate monitoring.
Product Advantages
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High Precision Frequency Detection: Accurate signal acquisition from 0.1 Hz to 10 kHz.
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Galvanic Isolation: Reduces interference, enhancing signal integrity and protecting equipment.
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Versatile Input Compatibility: 支持s both contact closures and voltage pulse inputs.
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Modular Integration: Seamlessly installs into FCN autonomous controller systems.
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Robust Construction: Engineered for industrial environments with wide temperature tolerance.
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Simplified Wiring Options: 支持s both MIL connector and pressure clamp terminal blocks.
FAQs – 常见问题
Q1: What types / signals can the NFAF135-S00 accept?
A1: It accepts contact ON/OFF signals and voltage pulses (0.1 Hz to 10 kHz).
Q2: Are the input channels isolated?
A2: Yes, each / the 8 channels is galvanically isolated to prevent cross-interference.
Q3: What kind / connector is used for wiring?
A3: The module supports MIL 40-pin connectors and pressure clamp terminals via NFTI3S.
Q4: Does it require an external power supply?
A4: No, it draws power from the FCN system backplane.
Q5: Can this module be used in hazardous environments?
A5: While rugged, specific hazardous certifications should be verified based on installation requirements.
Q6: What is the supported frequency measurement range?
A6: From 0.1 Hz up to 10 kHz.
Q7: Is it compatible with older Yokogawa I/O modules?
A7: It is designed for the FCN platform and may not be backward compatible with legacy non-FCN systems.
Q8: What industries typically use this module?
A8: Manufacturing, utilities, energy, water treatment, and oil & gas sectors.
Q9: Can this module be hot-swapped?
A9: No, power should be removed before replacing or installing the module.
Q10: What kind / diagnostic support does it /fer?
A10: Diagnostic capabilities are integrated via the FCN controller, reporting module and channel status.
Related Yokogawa 型号s (Same Series / Functional Group)
| 型号 | 描述 | Input Type | Channels | Isolation | Frequency Range |
|---|---|---|---|---|---|
| NFAP135 | Pulse Input Module | Pulse Count | 8 | Yes | 0 – 10 kHz |
| NFAI135 | Analog Input Module | 4–20 mA | 8 | Yes | — |
| NFAI835 | Analog I/O Module | 4–20 mA | 4 in / 4 out | Yes | — |
| NFAI141 | Analog Input Module | 4–20 mA | 16 | No | — |
| NFAV142 | Analog Input Module | -10 V to +10 V | 16 | No | — |
| NFAT141 | Thermocouple/mV Input Module | mV/Thermocouple | 16 | Yes | — |
Popular Yokogawa Modules (High-Demand 型号s)
| 型号 | 描述 | Function | Channels | Isolation | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|---|
| NFAI141 | Analog Input Module | 4–20 mA Input | 16 | No | 130 × 107.5 × 32.8 | 0.3 kg |
| NFAV144 | Analog Input Module | -10 V to +10 V | 16 | Yes | 130 × 107.5 × 32.8 | 0.3 kg |
| NFDV151 | Digital Input Module | 24 V DC | 32 | No | 130 × 107.5 × 32.8 | 0.3 kg |
| NFDV551 | Digital Output Module | 24 V DC | 32 | No | 130 × 107.5 × 32.8 | 0.3 kg |
| NFDR541 | Relay Output Module | 24–110 VDC/100–240 VAC | 16 | Yes | 130 × 107.5 × 32.8 | 0.3 kg |
| NFAI143 | Analog Input Module | 4–20 mA | 16 | Yes | 130 × 107.5 × 32.8 | 0.3 kg |
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