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Product Overview
The Yokogawa NFAR181-S00 RTD Input Module is a high-performance analog input module designed for the Yokogawa CENTUM CS 3000 and ProSafe-RS systems. It is used to acquire precise temperature measurements from resistance temperature detectors (RTDs), making it ideal for process industries requiring accurate monitoring and control. With multi-channel support, built-in diagnostics, and reliable communication features, this module enhances system integrity and ensures dependable operation in critical applications.
Key Features
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Multi-channel RTD input support for efficient signal acquisition
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High accuracy and stability for critical process control
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Supports multiple RTD types (Pt100, Pt200, Pt500, Pt1000, etc.)
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16 input channels per module for scalable system design
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High noise immunity suitable for industrial environments
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Self-diagnosis and fault detection for reliability
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Hot-swappable module for reduced downtime
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Compact and rugged construction designed for long-term use
Technical Specifications
| Item | Specification |
|---|---|
| Module Type | RTD Input Module |
| Model Number | NFAR181-S00 |
| System Compatibility | Yokogawa CENTUM CS 3000 / ProSafe-RS |
| Input Channels | 16 channels |
| Input Signal Type | RTD (2-wire, 3-wire, 4-wire) |
| Supported RTD Types | Pt100, Pt200, Pt500, Pt1000, Ni100, Cu10, etc. |
| Input Range | -200°C to +650°C (depending on RTD type) |
| Resolution | 16-bit |
| Accuracy | ±0.1% of span |
| Input Resistance | High impedance for accurate measurement |
| Isolation | Channel-to-bus isolation provided |
| Diagnostics | Channel error, open/short RTD detection |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -40°C to 85°C |
| Humidity | 5% to 95% RH (non-condensing) |
| Dimensions | 130 x 107.5 x 32.8 mm |
| Weight | 0.2 kg |
Industry Applications
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Oil & Gas – Temperature monitoring in refining and petrochemical processes
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Power Generation – Boiler, turbine, and generator temperature measurement
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Chemical & Petrochemical – High-accuracy process temperature monitoring
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Pharmaceuticals – Precise control for regulated manufacturing environments
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Food & Beverage – Monitoring of batch and continuous processing
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Water & Wastewater – Environmental monitoring and equipment protection
Frequently Asked Questions (FAQ)
Q1: What is the function of the NFAR181-S00 module?
It is an RTD input module used to measure temperature using resistance temperature detectors.
Q2: How many input channels does it provide?
It supports 16 independent RTD input channels.
Q3: Which RTD types are supported?
It supports Pt100, Pt200, Pt500, Pt1000, Ni100, Cu10, and other standard RTDs.
Q4: Does it support 2-wire, 3-wire, and 4-wire RTDs?
Yes, it is compatible with all three wiring configurations.
Q5: What is the accuracy of this module?
The measurement accuracy is typically ±0.1% of span.
Q6: Can it detect RTD wiring faults?
Yes, it features open/short RTD detection.
Q7: Is it hot-swappable?
Yes, it can be replaced without shutting down the system.
Q8: What communication system does it integrate with?
It integrates with Yokogawa CENTUM CS 3000 and ProSafe-RS control systems.
Q9: What is its operating temperature range?
It operates between 0°C and 55°C.
Q10: What are its dimensions and weight?
The module measures 130mm x 107.5mm x 32.8 mm and weighs about 0.2 kg.
Related Modules
| Model Number | Description |
|---|---|
| NFAR141-S00 | Thermocouple Input Module |
| NFAR151-S00 | Analog Input Module |
| NFAR181-S00 | RTD Input Module |
| NFAR261-S00 | Analog Output Module |
| NFCP101-S00 | Processor Module |
| NFAI141-S00 | Voltage/Current Input Module |
Popular Yokogawa Modules
| Model Number | Description |
|---|---|
| AIP521 | Control Bus Coupler Module |
| 512V-Net | Coupler Module |
| NFAR181-S00 | RTD Input Module |
| NFAR141-S00 | Thermocouple Input Module |
| NFAR261-S00 | Analog Output Module |
| NFCP101-S00 | Processor Module |
