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- Yokogawa
- SAI143-H53/A4S00
- Analog Input Module
- Japan
- 107 mm × 130 mm × 32 mm
- 0.6kg
- Xiamen, China
- New & In Stock
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Industrial Analog Input Module – SAI143-H53/A4S00
Brand Information
The SAI143-H53/A4S00 belongs to a globally recognized industrial automation instrumentation product line used in process control, monitoring systems, and distributed industrial environments.
This product family is widely applied in high-reliability industries where continuous operation, measurement accuracy, and long-term system stability are required.
Typical sectors include oil and gas, petrochemical refining, power generation, water treatment, metallurgy, and large-scale industrial automation systems.
Product Series
The SAI143-H53/A4S00 is part of the SAI143 analog input module series, designed for distributed control systems and industrial data acquisition architectures.
Main characteristics of this series include:
- Rack-mounted modular I/O structure
- Multi-channel analog signal acquisition (typically 16 channels)
- High electrical isolation between channels and system
- Strong EMC (electromagnetic compatibility) performance
- Designed for continuous 24/7 industrial operation
- Scalable architecture for large automation systems
- Integration with distributed control system platforms (DCS)
Product Overview
The SAI143-H53/A4S00 is an industrial analog input module used for acquiring analog signals from field instruments and converting them into digital signals for process control systems.
It is designed for stable operation in harsh industrial environments where electrical noise, vibration, and temperature fluctuations are common.
The “A4S00” configuration generally represents a specific signal conditioning and hardware revision optimized for stable analog input performance and improved system compatibility in industrial applications.
The module is installed in rack-based distributed control systems and works alongside other I/O modules to support real-time process monitoring and automation control.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | SAI143-H53/A4S00 |
| Input Type | Analog current input (4–20 mA industrial standard) |
| Number of Channels | 16 channels |
| Input Range | 0–20 mA / 4–20 mA configurable |
| Signal Source | Industrial transmitters (pressure, flow, temperature, level) |
| Resolution | 16-bit equivalent precision |
| Conversion Method | Sequential multi-channel scanning |
| Isolation | Channel-to-channel + system isolation |
| Signal Conditioning | A4S00 optimized stability configuration |
| Noise Immunity | High EMC resistance design |
| Sampling Mode | Continuous cyclic acquisition |
| Diagnostic Function | Open circuit detection, module status monitoring |
| Communication | Backplane rack communication bus |
| Power Supply | Supplied via system rack backplane |
| Installation Type | Rack-mounted modular design |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +70°C |
| Humidity | 5% – 95% RH (non-condensing) |
| Protection Level | Industrial EMI and surge protection |
| Dimensions | Approx. 107 mm × 130 mm × 32 mm |
| Weight | Approx. 0.45 – 0.60 kg |
Product Introduction
The SAI143-H53/A4S00 is designed for precise and stable acquisition of analog signals in industrial automation systems. It converts continuous electrical signals from sensors and field transmitters into digital data used by control systems.
It is engineered for continuous operation in demanding environments where stability, accuracy, and long-term reliability are essential.
The module is typically used in distributed control systems where multiple input modules are installed in rack structures to achieve large-scale process monitoring and control.
The A4S00 configuration enhances signal consistency and improves system compatibility for standardized industrial analog input conditions.
Product Applications
The SAI143-H53/A4S00 is widely used in industrial sectors requiring reliable analog signal acquisition.
Typical applications include:
- Oil refining and petrochemical processing plants
- Natural gas transmission and pipeline systems
- Thermal and nuclear power generation facilities
- Water treatment and wastewater systems
- Steel production and metallurgy industries
- Pharmaceutical and chemical manufacturing plants
- Industrial automation and SCADA systems
- Large-scale process control environments
In these systems, the module continuously collects analog signals and ensures stable transmission to control platforms for real-time monitoring.
Product Advantages
The SAI143-H53/A4S00 offers several important advantages:
- High channel density reduces rack space usage
- Strong electromagnetic interference resistance ensures stable operation
- A4S00 configuration improves signal stability and consistency
- High-resolution conversion improves measurement accuracy
- Designed for continuous 24/7 industrial operation
- Modular structure allows fast replacement and maintenance
- Built-in diagnostics improve fault detection efficiency
- Long-term stability with minimal signal drift
- Compatible with distributed control system architecture
- Scalable for large industrial automation systems
Related Models (Same Series / Closely Related Variants)
| Model | Description | Channels | Signal Type | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| SAI141-H53/A4S00 | Entry-level analog input module | 8–16 | 4–20 mA | 107×130×32 mm | 0.40 |
| SAI142-H53/A4S00 | Enhanced isolation version | 16 | 4–20 mA | 107×130×32 mm | 0.45 |
| SAI143-H53/A4S00 | Standard high-density module | 16 | 4–20 mA | 107×130×32 mm | 0.50 |
| SAI144-H53/A4S00 | High-speed sampling variant | 16 | Multi-range analog | 107×130×32 mm | 0.52 |
| SAI145-H53/A4S00 | Advanced diagnostic module | 16 | 4–20 mA with diagnostics | 107×130×32 mm | 0.58 |
Popular Models (Same Brand Industrial Portfolio)
| Model | Product Type | Function | Dimensions | Weight (kg) |
|---|---|---|---|---|
| AAI141 | Analog input module | Standard signal acquisition | 100×120×30 mm | 0.40 |
| AAI543 | High precision AI module | Accurate process measurement | 100×120×30 mm | 0.42 |
| AAR181 | Analog output module | Control signal output | 100×120×30 mm | 0.40 |
| ADI151 | Digital input module | Discrete signal acquisition | 110×130×30 mm | 0.45 |
| ADV551 | Digital output module | Process control execution | 110×130×30 mm | 0.45 |
Final Summary
The SAI143-H53/A4S00 is a high-reliability analog input module designed for industrial automation environments requiring stable, accurate, and continuous signal acquisition.
Its A4S00 configuration, modular architecture, and strong noise immunity make it suitable for mission-critical applications where long-term stability and measurement accuracy are essential.