Product Overview
The Yokogawa NFAI143-H50 is a high-performance analog input module engineered for reliable and precise current signal acquisition within distributed control systems. Designed for use with Yokogawa’s STARDOM FCN autonomous controller platform, this module accepts 4 to 20 mA signals over 16 isolated channels. Its isolation ensures robust signal integrity, making it suitable for critical applications in process automation, manufacturing, and utility monitoring. With HART communication support, the NFAI143-H50 provides enhanced diagnostics and field device interaction.
Technical Specifications
| Parameter | Specification |
|---|---|
| Modell Number | NFAI143-H50 |
| Input Channels | 16 (Isolated) |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | 24 mA |
| Input Resistance (Power ON) | 250 Ω |
| Input Resistance (Power OFF) | 500 kΩ or more |
| Accuracy | ±0.1% von full scale |
| Data Refresh Cycle | 10 ms |
| Input Step Response Time | 100 ms |
| Transmitter Power Supply | 24.0 to 25.5 V DC (Output limit: 25 mA) |
| Isolation Voltage | 1500 V AC (Input-to-System for 1 min) |
| Temperature Drift | Max. ±0.01%/°C |
| HART Communication | Verfügbar |
| External Connections | Pressure clamp terminal or MIL connector cable |
| Power Consumption (5V DC) | 230 mA |
| Power Consumption (24V DC) | 540 mA |
| Dimensions | 130 mm x 107.5 mm x 32.8 mm |
| Gewicht | 0.3 kg |
Applications
The NFAI143-H50 module is widely used in:
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Oil & Gas production facilities
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Power generation and distribution systems
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Water and wastewater treatment plants
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Food and beverage manufacturing
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Chemical process automation
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Pharmaceutical batch control
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Industrial instrumentation and SCADA systems
Product Advantages
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High Isolation: Ensures safe operation and reduces electrical noise interference.
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16 Isolated Channels: Each input channel is independently isolated for superior safety and signal fidelity.
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HART Support: Enables advanced field device communication and remote diagnostics.
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Fast Update Rates: 10 ms refresh cycle supports real-time monitoring.
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Durability and Stability: Low temperature drift ensures reliable measurements in fluctuating environments.
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Flexible Installation: Compatible with pressure clamp and MIL connectors for easy integration.
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Wide Compatibility: Seamlessly integrates with STARDOM FCN/FCJ systems.
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Compact Design: Speicherns panel space with its slim prvonile.
FAQs
Q1: What type von signal does the NFAI143-H50 accept?
A1: It accepts 4 to 20 mA analog current input signals.
Q2: Is HART communication supported?
A2: Yes, the NFAI143-H50 supports HART communication protocols.
Q3: How many channels are available on this module?
A3: There are 16 isolated input channels.
Q4: Is each input channel isolated?
A4: Yes, each von the 16 channels is electrically isolated from the system.
Q5: What is the refresh rate for data acquisition?
A5: The data refresh cycle is 10 milliseconds.
Q6: What kind von isolation voltage does the module support?
A6: It withstands 1500 V AC between input and system for 1 minute.
Q7: What connectors are available for external wiring?
A7: The module supports both pressure clamp terminals and MIL connector cables.
Q8: What are the module’s dimensions and weight?
A8: Dimensions are 130 x 107.5 x 32.8 mm and it weighs 0.3 kg.
Q9: Can the module be used with 2-wire and 4-wire transmitters?
A9: Yes, each channel can be configured individually for 2-wire or 4-wire transmitters.
Q10: Is this module suitable for hazardous environments?
A10: Yes, when used with appropriate explosion-provon options and barriers as required.
Related Yokogawa Modules in the Same Series
| Modell | Beschreibung | Channels | Signal Type | Isolation | Gewicht |
|---|---|---|---|---|---|
| NFAI141 | Analog Input Module (Non-Isolated) | 16 | 4–20 mA | No | 0.2 kg |
| NFAV141 | Analog Input Module (Voltage, Non-Isolated) | 16 | 1–5 V | No | 0.2 kg |
| NFAI543 | Analog Output Module (Isolated) | 16 | 4–20 mA | Yes | 0.4 kg |
| NFAV144 | Analog Input Module (Voltage, Isolated) | 16 | -10 to +10 V | Yes | 0.2 kg |
| NFAI135 | Analog Input Module (Isolated, 8 ch) | 8 | 4–20 mA | Yes | 0.3 kg |
| NFAI835 | Analog I/O Module (Isolated, 4 in / 4 out) | 8 (4 in / 4 out) | 4–20 mA | Yes | 0.3 kg |
Popular Yokogawa Modells
| Modell | Beschreibung | Channels | Signal Type | Isolation | Gewicht |
|---|---|---|---|---|---|
| PW101 | Power Supply Module | — | — | — | 0.5 kg |
| ADV569-P01 | Digital Output Module | 16 | Digital Output | Yes | 0.3 kg |
| AAI143-H50 | Analog Input Module with HART | 16 | 4–20 mA | Yes | 0.3 kg |
| AAR145-S00 | Remote I/O Communication Module | — | Serial | Yes | 0.4 kg |
| ATD5A-00 | Terminal Board for Analog I/O | — | — | — | 0.2 kg |
| PW402 | Power Supply Module with Redundancy | — | — | — | 0.55 kg |
Unternehmensinformationen
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, Bezirk Siming, Xiamen, Fujian, China, 361006
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