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- Yokogawa
- SAI143-H63 S4
- 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-H63 S4
Brand Information
The SAI143-H63 S4 belongs to a globally established industrial automation instrumentation product ecosystem widely used in process control and distributed control systems.
This product family is applied in industries requiring high reliability, stable analog signal acquisition, and long-term operational performance under continuous industrial conditions.
Typical application sectors include oil and gas, petrochemical processing, power generation, water treatment, metallurgy, and large-scale manufacturing automation systems.
Product Series
The SAI143-H63 S4 is part of the SAI143 analog input module series, designed for distributed control system (DCS) architectures and industrial process data acquisition.
Key characteristics of this series include:
- Rack-mounted modular I/O design
- Multi-channel analog signal acquisition (typically 16 channels)
- High channel-to-channel and system isolation
- Strong electromagnetic compatibility (EMC) performance
- Designed for continuous 24/7 operation
- Scalable architecture for large industrial plants
- Integration with distributed automation control systems
Product Overview
The SAI143-H63 S4 is an industrial analog input module used to acquire analog current signals from field instruments and convert 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 “H63 S4” configuration generally represents an upgraded hardware revision that improves signal conditioning performance, enhances noise filtering, and strengthens system-level stability compared to earlier variants.
The module is typically installed in rack-based distributed control systems where multiple I/O modules work together for real-time process monitoring and automation control.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | SAI143-H63 S4 |
| 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 | H63 S4 enhanced stability and filtering revision |
| 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-H63 S4 is designed for high-precision and stable analog signal acquisition in industrial automation environments. It converts continuous current loop signals from field sensors into digital data for control system processing.
It is engineered for continuous operation in demanding industrial environments where stability, accuracy, and resistance to electrical interference are essential.
The module is typically used in distributed control systems where multiple input modules are installed in rack configurations to achieve large-scale process monitoring.
The S4 revision improves signal stability and enhances performance in high-noise or high-load industrial environments.
Product Applications
The SAI143-H63 S4 is widely used in industrial sectors requiring accurate analog signal acquisition and continuous monitoring.
Typical application areas include:
- Oil refining and petrochemical processing plants
- Natural gas transmission and distribution systems
- Thermal and nuclear power generation facilities
- Water treatment and wastewater systems
- Steel manufacturing and metallurgy industries
- Pharmaceutical and chemical production facilities
- Industrial automation and SCADA systems
- Large-scale distributed control environments
In these systems, it continuously collects analog signals from field instruments and transmits accurate data to control platforms.
Product Advantages
The SAI143-H63 S4 provides several advantages for industrial automation systems:
- High channel density reduces rack space requirements
- Strong electromagnetic interference resistance ensures stable operation
- H63 S4 revision improves signal stability and filtering performance
- High-resolution conversion improves measurement accuracy
- Designed for continuous 24/7 industrial operation
- Modular structure enables fast replacement and maintenance
- Built-in diagnostics improve system reliability
- Long-term stability with minimal signal drift
- Compatible with distributed control system architectures
- Scalable for large industrial automation systems
Related Models (Same Series / Closely Related Variants)
| Model | Description | Channels | Signal Type | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| SAI141-H63 S4 | Entry-level analog input module | 8–16 | 4–20 mA | 107×130×32 mm | 0.40 |
| SAI142-H63 S4 | Enhanced isolation version | 16 | 4–20 mA | 107×130×32 mm | 0.45 |
| SAI143-H63 S4 | Standard high-density module | 16 | 4–20 mA | 107×130×32 mm | 0.50 |
| SAI144-H63 S4 | High-speed sampling variant | 16 | Multi-range analog | 107×130×32 mm | 0.52 |
| SAI145-H63 S4 | 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-H63 S4 is a high-reliability analog input module designed for industrial automation environments requiring stable, accurate, and continuous signal acquisition.
Its S4 revision, modular architecture, and strong noise immunity make it suitable for mission-critical industrial applications where long-term stability, precision, and operational consistency are essential.