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- Yokogawa
- AAV141-S50
- Analog Input Module
- Japan
- 107.5 × 130 × 32.8 mm
- 0.2 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Yokogawa AAV141-S50 is a high-density Analog Input Module used in Yokogawa CENTUM / FIO distributed control systems. It is designed for accurate acquisition of standard voltage and current process signals, converting field analog values into digital data for monitoring and control.
This module is commonly used in industrial automation systems requiring multi-channel input, compact design, and stable long-term performance.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Yokogawa |
| Model | AAV141-S50 |
| Product Type | Analog Input Module |
| System Compatibility | Yokogawa CENTUM / FIO systems |
| Function | Analog signal acquisition |
| Input Channels | 16 channels |
| Input Signal Type | 1–5 V DC / 4–20 mA DC (system dependent) |
| Configuration | Non-isolated input architecture |
| Signal Range | Standard industrial analog signals |
| Conversion Method | A/D conversion for DCS processing |
| Accuracy | High-precision industrial measurement |
| Data Update Cycle | Cyclic scan via controller backplane |
| Mounting Type | Rack-mounted module |
| Operating Environment | Industrial control cabinet |
| Humidity Range | 5%–95% non-condensing |
| Dimensions | 107.5 × 130 × 32.8 mm |
| Weight | 0.2 kg |
Function and Working Principle
The AAV141-S50 operates as a central analog signal acquisition interface module.
Its core functions include:
- Receiving analog voltage or current signals from field instruments
- Converting analog signals into digital process data
- Supporting multi-channel (16-channel) acquisition
- Transmitting process variables to the DCS controller via backplane
- Ensuring stable long-term signal monitoring in industrial environments
It functions as a front-end data acquisition module between sensors and the control system.
Role in Industrial Control Systems
Within Yokogawa DCS architectures, the AAV141-S50 provides:
- High-density analog signal acquisition
- Integration of field transmitters into centralized control systems
- Stable process variable monitoring
- Efficient space utilization in control cabinets
- Reliable operation in continuous industrial processes
Industrial Applications
The AAV141-S50 is widely used in:
- Oil and gas processing plants
- Chemical and petrochemical industries
- Power generation systems
- Water treatment facilities
- Industrial automation and SCADA systems
- Process monitoring and instrumentation systems
Installation and System Integration
Recommended installation practices include:
- Mounting in Yokogawa FIO / CENTUM I/O racks
- Ensuring correct backplane connection
- Using shielded wiring for analog signal integrity
- Configuring signal type (current or voltage) in system engineering tools
- Performing calibration during commissioning
Compatible System Components
The AAV141-S50 typically works with:
- Yokogawa CENTUM controllers
- Analog transmitters (4–20 mA devices)
- Voltage output sensors (1–5 V devices)
- Other Yokogawa I/O modules
- Field termination assemblies
- Process control systems
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| AAV141-S50 | Analog input module | 16-channel high-density acquisition | Process control |
| AAT145-S03 | TC/mV input module | Low-level temperature signals | Thermal monitoring |
| AAR181-S50 S2 | RTD input module | Resistance temperature sensing | Industrial temperature systems |
| AAI543-S53 | Analog input module | High-accuracy measurement | Instrumentation |
| AAI835-S53 | Analog I/O module | Multi-channel signal processing | Automation systems |
Key Advantages
- 16-channel high-density analog input design
- Compact industrial-grade form factor
- Stable signal conversion and processing
- Compatible with standard process signals
- Reliable long-term operation in harsh environments
- Seamless integration with Yokogawa DCS systems
Technical FAQs
What is the AAV141-S50 used for?
It is used for analog signal acquisition in industrial control systems.
How many channels does it support?
It supports 16 input channels.
What signals does it handle?
Standard industrial analog signals such as 4–20 mA and 1–5 V.
Is it isolated?
It is typically a non-isolated high-density input design depending on configuration.
Conclusion
The Yokogawa AAV141-S50 Analog Input Module is a reliable and compact industrial signal acquisition device. With multi-channel capability, stable performance, and seamless integration into Yokogawa DCS systems, it is widely used in process automation and monitoring applications.