Product Overview
The Yokogawa NFAI141-S50 is a 16-channel analog input module designed to interface 4 to 20 mA signals from field instruments into the FCN Autonomous Controller platform / Yokogawa’s STARDOM control system. Engineered for high-density signal acquisition, it supports non-isolated current input channels and utilizes MIL 40-pin connectors for reliable field wiring.
Technical Specifications
| Parameter | Specification |
|---|---|
| 型号 Number | NFAI141-S50 |
| Input Signal Type | Analog Current (4 to 20 mA) |
| Number / Channels | 16 |
| Channel Isolation | Non-Isolated |
| Terminal Connection | MIL 40-pin Connector / Pressure Clamp |
| Input Wiring | 2-wire transmitter input |
| Applicable Terminal Block | NFTA4S |
| Power Supply | Supplied by the main FCN controller |
| Mounting Type | DIN Rail Mountable |
| Operating Temperature Range | 0 to 55°C |
| Storage Temperature Range | -20 to 70°C |
| Operating Humidity | 5 to 95% RH (non-condensing) |
| Dimensions (W x H x D) | 130 × 107.5 × 32.8 mm |
| 重量 | 0.2 kg |
Applications
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Process Automation Systems: Ideal for collecting analog signals from transmitters in oil & gas, petrochemical, and chemical plants.
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Building Automation: Used for HVAC and energy monitoring systems.
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Water Treatment Facilities: Captures instrumentation data such as flow, level, and pressure.
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Power Generation: Analog input acquisition for turbine control and energy monitoring.
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Manufacturing Plants: Integration with instrumentation like pressure sensors and flowmeters for process control.
Key Advantages
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High Channel Density: 16 analog input channels save space and cost per point.
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MIL Connector 支持: Ensures reliable signal integrity and easy field replacement.
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Integration with STARDOM FCN: Seamless compatibility for automation architecture.
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Compact Design: Fits easily into tight control cabinets.
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Cost-Effective: Non-isolated design provides economical signal acquisition in non-critical zones.
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Robust Terminal Options: 可用 in both MIL connector and pressure clamp terminal styles.
常见问题 (FAQ)
Q1: What is the input signal type supported by the NFAI141-S50?
A1: It supports 4 to 20 mA analog current input signals.
Q2: Are the analog input channels isolated?
A2: No, all 16 input channels are non-isolated.
Q3: What connector type is used for signal wiring?
A3: MIL 40-pin connector or pressure clamp terminals can be used.
Q4: Can this module be used with voltage inputs?
A4: No, it is designed exclusively for current (4–20 mA) input.
Q5: Is this module suitable for safety-critical applications?
A5: Not directly, due to the non-isolated nature / the channels.
Q6: What is the physical size / the module?
A6: The dimensions are 130 x 107.5 x 32.8 mm.
Q7: How many channels are available?
A7: The module supports 16 analog input channels.
Q8: What is the weight / the NFAI141-S50?
A8: It weighs approximately 0.2 kg.
Q9: What terminal block is recommended for use?
A9: The recommended terminal block is Yokogawa NFTA4S.
Q10: Is external power supply required for this module?
A10: No, the power is provided by the FCN base 件/controller.
Related or Similar 型号s (Same Series / Functional Similarity)
| 型号 | Input Type | Channels | Isolation | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| NFAI143 | 4-20 mA | 16 | Isolated | 130 x 107.5 x 32.8 | 0.2 kg |
| NFAI135 | 4-20 mA | 8 | Isolated | 130 x 107.5 x 32.8 | 0.2 kg |
| NFAV141 | 1-5 V (differential) | 16 | Non-Isolated | 130 x 107.5 x 32.8 | 0.2 kg |
| NFAV142 | -10 V to +10 V | 16 | Non-Isolated | 130 x 107.5 x 32.8 | 0.2 kg |
| NFAV144 | -10 V to +10 V | 16 | Isolated | 130 x 107.5 x 32.8 | 0.2 kg |
| NFAI841 | 4-20 mA Input & Output | 8/8 | Non-Isolated | 130 x 107.5 x 32.8 | 0.2 kg |
Popular Yokogawa 型号s (Same 品牌)
| 型号 | Function | Channels | Isolation | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| PW101 | Power Module | – | – | 130 x 107.5 x 32.8 | 0.25 kg |
| ADV151-P00 | Digital Input Module (24 VDC) | 16 | Yes | 130 x 107.5 x 32.8 | 0.2 kg |
| AAI143-S00 | Analog Input Module (4-20 mA) | 16 | Yes | 130 x 107.5 x 32.8 | 0.2 kg |
| AAI543-H50 | Analog Output Module (4-20 mA) | 16 | Yes | 130 x 107.5 x 32.8 | 0.2 kg |
| AFV10D | Power Supply Module (Dual Redundant) | – | – | 130 x 107.5 x 32.8 | 0.4 kg |
| AMM12C | Multiplexer Module (RTD/mV) | 12 | Yes | 130 x 107.5 x 32.8 | 0.25 kg |
公司信息
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