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- SAI143-H03/A4D00
- Analog Input Module
- Japan
- 107 mm × 130 mm × 32 mm
- 0.6kg
- Xiamen, China
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Industrial Analog Input Module – SAI143-H03/A4D00
Product Overview
The SAI143-H03/A4D00 is an industrial analog input module designed for distributed control and process automation systems. It is used to collect analog signals from field instrumentation and convert them into digital data for control, monitoring, and system optimization.
This model is engineered for high-density signal acquisition, stable performance in electrically noisy environments, and long-term continuous operation. It is commonly installed in rack-based automation systems used in large-scale industrial plants.
The “H03/A4D00” configuration typically refers to a specific hardware revision and input specification variant, optimized for standardized analog current input applications and enhanced system compatibility.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | SAI143-H03/A4D00 |
| Input Type | Analog current input (4–20 mA standard industrial signal) |
| Number of Channels | 16 channels |
| Input Range | 0–20 mA / 4–20 mA configurable |
| Signal Type | Current loop signal from transmitters |
| Resolution | 16-bit equivalent precision |
| Conversion Method | Sequential scanning multi-channel conversion |
| Isolation Type | Channel-to-channel + system isolation |
| Noise Immunity | High EMC resistance design |
| Update Cycle | Cyclic sampling with stable refresh rate |
| Diagnostic Function | Open circuit detection, module status monitoring |
| Communication | Backplane system bus interface |
| Power Supply | Powered via rack/system backplane |
| Installation Type | Rack-mounted modular structure |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +70°C |
| Humidity | 5% – 95% RH (non-condensing) |
| Protection | Industrial-grade surge and EMI protection |
| Dimensions | Approx. 107 mm × 130 mm × 32 mm |
| Weight | Approx. 0.45 – 0.60 kg |
Product Introduction
The SAI143-H03/A4D00 is designed for industrial environments where stable and accurate analog signal acquisition is essential. It converts real-world physical measurements such as pressure, temperature, flow, and level into digital signals for control systems.
The module is optimized for continuous operation in harsh environments where electrical noise, vibration, and temperature variation are present. It is commonly integrated into distributed control systems used in large-scale industrial automation.
Its modular rack-based design allows easy installation, replacement, and expansion without system downtime in most configurations.
Product Applications
The SAI143-H03/A4D00 is widely used in industries that rely on continuous process monitoring and control.
Typical application areas include:
- Oil refining and petrochemical processing facilities
- Natural gas transportation and distribution systems
- Thermal and nuclear power generation plants
- Water treatment and wastewater processing systems
- Metallurgical and steel production industries
- Pharmaceutical manufacturing and chemical production
- Large-scale industrial automation and SCADA systems
In these environments, it is responsible for acquiring accurate analog signals from field devices and ensuring stable data flow to control systems.
Product Advantages
The SAI143-H03/A4D00 provides several operational and technical advantages:
- High channel density reduces system hardware footprint
- Strong electromagnetic interference resistance improves signal stability
- High precision analog-to-digital conversion ensures accurate measurements
- Reliable 24/7 operation for critical industrial environments
- Modular structure simplifies maintenance and replacement
- Built-in diagnostic features improve fault detection efficiency
- Stable long-term performance with low signal drift
- Compatible with distributed control system architectures
Product Series Overview
The SAI143-H03/A4D00 belongs to a modular analog input series used in industrial automation systems. This series is designed for scalable process data acquisition in complex industrial environments.
Key characteristics of the series include:
- Rack-mounted modular installation system
- Multi-channel analog signal acquisition capability
- High electrical isolation between channels and system
- Designed for continuous industrial operation
- Expandable architecture for large process plants
- Integration with distributed control and monitoring systems
Related Models (Same Series / Closely Related Variants)
| Model | Description | Channels | Signal Type | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| SAI141-H03 | Entry-level analog input module | 8–16 | 4–20 mA | 107×130×32 mm | 0.40 |
| SAI142-H03 | Enhanced isolation analog module | 16 | 4–20 mA | 107×130×32 mm | 0.45 |
| SAI143-H03 | Standard high-density input module | 16 | 4–20 mA | 107×130×32 mm | 0.50 |
| SAI143-H03/A4D00 | Configured high-reliability variant | 16 | 4–20 mA | 107×130×32 mm | 0.55 |
| SAI145-H03 | Advanced diagnostics version | 16 | 4–20 mA with diagnostics | 107×130×32 mm | 0.58 |
Popular Models (Same Brand Industrial Automation 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 | Signal output control | 100×120×30 mm | 0.40 |
| ADI151 | Digital input module | Discrete signal acquisition | 110×130×30 mm | 0.45 |
| ADV551 | Digital output module | Control signal output | 110×130×30 mm | 0.45 |
Final Summary
The SAI143-H03/A4D00 is a high-reliability analog input module designed for demanding industrial process environments. It delivers stable multi-channel signal acquisition, strong noise immunity, and precise data conversion for continuous automation systems.
Its modular architecture, diagnostic capability, and robust industrial design make it suitable for large-scale plants requiring uninterrupted monitoring and control.