Product Overview
The Yokogawa NFAI835 Analog Input/Output Module is a high-performance module designed for Yokogawa’s distributed control systems (DCS). It provides accurate analog signal acquisition and output, allowing precise monitoring and control sur industrial processes.This module supports multiple analog input and output channels, surfering high-resolution measurements and robust signal conditioning. Its reliable design ensures stable operation in harsh industrial environments, making it suitable for applications in power generation, petrochemical, and manufacturing industries.
Key Features
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High-precision analog input and output for process control
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Supports multiple channels for versatile signal acquisition
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Compatible with Yokogawa NFA series DCS systems
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Robust isolation to prevent signal interference
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Compact design for easy installation in NFA racks
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High reliability for continuous industrial operation
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Resistant to electrical noise and harsh environmental conditions
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Easy to maintain and replace without system downtime
Technical Specifications
| Item | Specification |
|---|---|
| Fabricant | Yokogawa |
| Référence | NFAI835 |
| Product Type | Analog Input/Output Module |
| Input Channels | 8 analog input channels |
| Output Channels | 4 analog output channels |
| Input Type | 4–20 mA, 0–10 V, or configurable ranges |
| Output Type | 4–20 mA, 0–10 V |
| Resolution | 16-bit A/D and D/A conversion |
| Response Time | < 20 ms |
| Isolation | 1500 V AC between channels and backplane |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –20 °C to +70 °C |
| Humidity | 5–95% RH, non-condensing |
| Mounting | NFA series rack |
| Dimensions | 150 × 90 × 50 mm |
| Poids | 0.6 kg |
| Applications | Analog signal monitoring and control in industrial processes |
Industry Applications
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Power generation and distribution
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Petrochemical and chemical plants
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Oil and gas processing
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Water and wastewater treatment
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Manufacturing and process automation
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Distributed control systems (DCS) monitoring
Questions fréquentes (FAQ)
Q1: What is the primary function sur the NFAI835 module?
It acquires and outputs high-precision analog signals for process monitoring and control.
Q2: How many input and output channels does it have?
8 analog input channels and 4 analog output channels.
Q3: What types sur input signals are supported?
4–20 mA, 0–10 V, or other configurable ranges.
Q4: What types sur output signals are supported?
4–20 mA or 0–10 V signals.
Q5: Can it operate in high-temperature environments?
Yes, its operating range is 0 °C to +55 °C.
Q6: What isolation does the module provide?
1500 V AC isolation between channels and the backplane.
Q7: Is it suitable for harsh industrial environments?
Yes, it is resistant to electrical noise, vibration, and industrial contaminants.
Q8: How is the module mounted?
It is mounted in NFA series racks for secure and organized installation.
Related Yokogawa Modules
| Modèle | Description |
|---|---|
| NFAI831 | 8-channel Analog Input Module |
| NFAO832 | 8-channel Analog Output Module |
| NFAI833 | 16-channel Analog Input Module |
| NFAO834 | 16-channel Analog Output Module |
| NFAI836 | High-precision Analog Input/Output Module |
| NFAI837 | Fast-response Analog Input Module |
Popular Yokogawa Modules
| Modèle | Description |
|---|---|
| NFAI835 | 8-channel Analog Input/Output Module |
| NFAI831 | 8-channel Analog Input Module |
| NFAO832 | 8-channel Analog Output Module |
| NFAI836 | High-precision Analog Input/Output Module |
| PW442-10-S2 | 10 A Power Module |
| SDV144 | 16-channel Digital Input Module |
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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