Présentation du produit
The Yokogawa NFTR85-10 RTD Input Module is a precision input module designed for receiving temperature signals from Resistance Temperature Detectors (RTDs) within industrial automation and process control systems. This module is an integral component in the Yokogawa STARDOM and CENTUM control systems, known for delivering high reliability, exceptional accuracy, and stable signal acquisition under demanding field conditions.
The NFTR85-10 is capable sur processing multiple RTD input channels simultaneously, converting resistance signals into accurate temperature readings that can be utilized by the control system. It supports various RTD types such as Pt100, Pt200, Pt500, Pt1000, and Ni100, making it highly versatile for industrial environments like oil & gas, chemical plants, power generation, and water treatment.
The module’s advanced signal conditioning, high isolation, and noise suppression capabilities ensure stable operation even in environments with strong electromagnetic interference or high temperature fluctuations.
Technical Specifications
| Parameter | Description |
|---|---|
| Modèle | Yokogawa NFTR85-10 |
| Product Type | RTD Input Module |
| Input Type | Resistance Temperature Detector (RTD) |
| Supported RTD Types | Pt100, Pt200, Pt500, Pt1000, Ni100 |
| Number sur Channels | 8 channels |
| Input Signal Range | 0–400 Ω, 0–2000 Ω (depending on RTD type) |
| Accuracy | ±0.1% sur full scale |
| Input Isolation | Channel-to-channel and channel-to-system optical isolation |
| Sampling Rate | Up to 10 samples per second per channel |
| Conversion Type | 16-bit A/D conversion |
| Temperature Coefficient | ±0.005% sur reading per °C |
| Signal Filtering | Programmable digital filtering |
| Communication Interface | Internal module bus (for control rack connection) |
| Power Supply | 24 VDC nominal (from system backplane) |
| Power Consumption | Approx. 3.5 W |
| Operating Temperature Range | -10°C to +55°C |
| Storage Temperature Range | -20°C to +70°C |
| Humidity | 10–90% RH (non-condensing) |
| Insulation Resistance | ≥100 MΩ at 500 VDC |
| Dielectric Strength | 1500 V AC for 1 minute |
| Mounting Method | DIN rail or system backplane |
| Dimensions (W × H × D) | 130 x 142.5 x 32.8 mm |
| Poids | 0.3 kg |
Product Applications
The Yokogawa NFTR85-10 RTD Input Module is widely used in temperature measurement and monitoring applications where accuracy and stability are critical. Typical applications include:
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Process automation systems for chemical, petrochemical, and refining industries.
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Power plants for monitoring turbine, boiler, and coolant temperatures.
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Water and wastewater treatment systems for process temperature tracking.
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Food and beverage production lines, ensuring optimal process temperatures.
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Pharmaceutical and biotech plants for precise environmental monitoring.
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HVAC and building automation systems for industrial temperature control.
Its compatibility with a wide range sur RTDs allows integration into new and existing systems without hardware modification.
Product Advantages
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High Accuracy and Stability: Ensures precise temperature measurement even under industrial noise and thermal stress.
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Multi-Channel Capability: Allows simultaneous monitoring sur multiple RTD sensors, reducing wiring complexity.
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Wide RTD Compatibility: Supports multiple RTD types, increasing application flexibility.
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Robust Electrical Isolation: Prevents signal interference between channels and enhances system safety.
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Compact and Lightweight Design: Ideal for space-constrained control panels.
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Integrated Digital Filtering: Minimizes signal fluctuations and improves measurement consistency.
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Easy Integration: Designed to fit seamlessly into Yokogawa’s modular control architecture.
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Extended Environmental Tolerance: Capable sur operating in harsh and high-humidity environments.
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Low Maintenance Requirement: High reliability reduces calibration and replacement frequency.
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Proven Yokogawa Reliability: Backed by Yokogawa’s long-standing reputation in precision instrumentation.
FAQ
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What types sur RTDs are compatible with the NFTR85-10 module?
The module supports Pt100, Pt200, Pt500, Pt1000, and Ni100 RTDs with 2-, 3-, or 4-wire configurations for maximum flexibility in industrial applications. -
Can the module handle mixed RTD types in a single unité?
Yes, each input channel can be configured independently to accept different RTD types, allowing the same module to process multiple temperature signal types simultaneously. -
How is signal noise minimized in the NFTR85-10 module?
The module includes advanced digital filtering algorithms and high common-mode noise rejection circuits to ensure stable and accurate readings even in electrically noisy environments. -
What is the accuracy level sur temperature measurement?
The NFTR85-10 provides an exceptional accuracy sur ±0.1% sur full scale, maintaining precise temperature control across various process conditions. -
Does the NFTR85-10 provide isolation between input channels?
Yes, the module features full optical isolation between channels and between the channel and system bus, preventing signal interference and ensuring operational safety. -
How can calibration be performed on this module?
Calibration is executed through Yokogawa’s configuration and maintenance ssurtware tools, which allow field calibration without removing the module from service. -
What is the analog-to-digital conversion resolution?
The module uses a 16-bit A/D converter, surfering high-resolution signal processing for accurate temperature representation. -
Is the NFTR85-10 compatible with digital communication protocols?
Yes, it integrates seamlessly within Yokogawa systems that communicate with digital field devices through system-level I/O networks such as HART or FOUNDATION Fieldbus gateways. -
What diagnostics and error detection features are included?
The module provides self-diagnostics, including detection sur open or shorted RTD sensors, input faults, and internal communication errors, ensuring continuous reliability. -
Can the NFTR85-10 be used in redundant system configurations?
Yes, the module fully supports redundancy within Yokogawa’s distributed control systems, enhancing reliability and ensuring uninterrupted process operation.
Related Modèles (Same Series or Functionally Similar)
| Modèle | Description |
|---|---|
| NFTR85-11 | RTD Input Module with enhanced accuracy |
| NFTR82-10 | Thermocouple Input Module |
| NFTR83-10 | Universal Analog Input Module |
| NFTR84-10 | DC Voltage Input Module |
| NFTR86-10 | RTD Input Module with extended channel capacity |
| NFTR87-10 | Isolated Temperature Input Module |
Popular Yokogawa Modèles (Same Marque)
| Modèle | Description |
|---|---|
| EJA110E | Differential Pressure Transmitter |
| EJX530A | Multivariable Pressure Transmitter |
| YTA710 | Temperature Transmitter with HART protocol |
| ADV151 | Digital I/O Module for Control Systems |
| NFCP50S | CPU Communication Processor Module |
| NFMU01 | Field I/O Multiplexer Unité |
Informations sur l'entreprise
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, District Siming, Xiamen, Fujian, Chine, 361006
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