Brand:Yokogawa Electric Item No.:NFAI835-S51 Product Origin:Japan Product Dimensions:32.8 × 107.5 × 130 mm Product Weight:0.3 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Yokogawa NFAI835-S51 Analog Input/Output Module is a versatile I/O component designed for precise signal acquisition and control in industrial automation systems. By integrating both input and output capabilities, it reduces hardware complexity while maintaining high performance and accuracy.
Widely used in process industries, this module ensures reliable transmission and control of analog signals. Its isolated channel design and robust construction make it ideal for applications requiring stability, precision, and long-term reliability.
Technical Specifications
Parameter
Specification
Product Type
Analog Input/Output Module
Model
NFAI835-S51
Brand
Yokogawa
I/O Channels
4 input / 4 output (isolated)
Signal Type
4–20 mA
Accuracy
High precision industrial grade
Isolation
Channel-to-channel and system isolation
Response Time
Fast response for real-time control
Installation
Rack-mounted module
Operating Environment
Industrial grade
Dimensions
32.8 × 107.5 × 130 mm
Weight
0.3 kg
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Applications
• Analog signal acquisition and control in Yokogawa distributed control systems
• Process variable monitoring and output control in chemical and petrochemical plants
• Oil & gas production systems requiring accurate current signal handling
• Power generation facilities for analog measurement and actuator control
• Industrial automation systems with 4–20 mA signal integration
• Field instrumentation interfacing for sensors and transmitters
Key Advantages
• Combined input and output functionality reducing system module requirements
• High-accuracy signal processing for precise industrial control
• Fully isolated channels improving signal integrity and system safety
• Stable 4–20 mA signal handling for standard industrial applications
• Fast response time supporting real-time process control
• Compact design optimizing cabinet space utilization
• Reliable performance under continuous industrial operation
Technical FAQs
1. What is the main function of this module?
It provides both analog input and output processing within a single module.
2. What type of signals does it support?
It supports standard 4–20 mA analog current signals.
3. How many channels are available?
It typically provides 4 input channels and 4 output channels.
4. Are the channels isolated?
Yes, all channels are electrically isolated for improved safety and accuracy.
5. What is the accuracy level?
It offers high precision suitable for critical process control applications.
6. Does it support transmitter power supply?
Yes, it supports powering field transmitters via the module.
7. Is it suitable for harsh industrial environments?
Yes, it is designed for stable operation in demanding conditions.
8. Can it be used in DCS systems?
Yes, it is commonly used in Yokogawa distributed control systems.
9. Does it support real-time control?
Yes, it supports fast data refresh and response for real-time processes.
10. What is its key benefit?
It simplifies system architecture by combining input and output functions in one module.
