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- Yokogawa
- SAI143-H63/PRP
- 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/PRP
Brand Information
The SAI143-H63/PRP belongs to a globally established industrial automation and process control product ecosystem used in large-scale industrial monitoring and distributed control systems.
This product line is widely applied in industries requiring high reliability, stable signal acquisition, and continuous 24/7 operation under harsh environmental conditions.
Typical sectors include oil and gas processing, petrochemical refining, power generation, water treatment, metallurgy, and heavy industrial automation systems.
Product Series
The SAI143-H63/PRP is part of the SAI143 analog input module series, designed for distributed control system (DCS) architectures and industrial data acquisition applications.
Core characteristics of the series include:
- Rack-mounted modular I/O design
- Multi-channel analog signal acquisition (typically 16 channels)
- High isolation between channels and system backplane
- Strong electromagnetic compatibility (EMC) performance
- Designed for continuous industrial operation (24/7 duty cycle)
- Scalable architecture for large industrial plants
- Integration with distributed automation control systems
- Enhanced reliability variants (including PRP configurations)
Product Overview
The SAI143-H63/PRP is an industrial analog input module designed to acquire analog signals from field instrumentation and convert them into digital signals for process control systems.
It is engineered for stable operation in harsh industrial environments where electrical noise, vibration, and temperature fluctuations are common.
The “PRP” configuration generally indicates a redundancy-oriented or high-reliability design variant, often used in systems requiring higher fault tolerance and continuous availability.
The module is installed in rack-based distributed control systems and works together with other I/O modules to provide real-time process data acquisition and automation control.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | SAI143-H63/PRP |
| 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 |
| Redundancy Feature | PRP high-reliability architecture support |
| Noise Immunity | High EMC resistance design |
| Sampling Mode | Continuous cyclic acquisition |
| Diagnostic Function | Open circuit detection, module health 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/PRP is designed for reliable and accurate analog signal acquisition in industrial automation systems. It converts continuous electrical signals from field sensors into digital data used by control systems for monitoring and process control.
It is built for continuous operation in environments where system stability and reliability are critical, including large-scale industrial plants with nonstop production requirements.
The PRP configuration enhances system robustness and is suitable for applications where redundancy and high availability are required.
The module is typically deployed in distributed control systems where multiple I/O modules are installed in rack-based configurations for comprehensive process monitoring.
Product Applications
The SAI143-H63/PRP is widely used in industrial sectors requiring stable analog signal acquisition and high system reliability.
Typical application areas include:
- Oil refining and petrochemical processing facilities
- Natural gas transmission and compression systems
- Thermal and nuclear power generation plants
- Water treatment and desalination systems
- Steel manufacturing and metallurgy industries
- Pharmaceutical and chemical production plants
- Industrial automation and SCADA systems
- High-availability distributed control environments
In these applications, the module continuously collects analog signals from field instruments and ensures stable data transmission to control systems.
Product Advantages
The SAI143-H63/PRP provides several key advantages for industrial automation systems:
- High channel density reduces rack space requirements
- Strong electromagnetic interference resistance ensures stable operation
- PRP architecture improves system reliability and availability
- 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 fault detection
- Long-term stability with minimal signal drift
- Compatible with distributed control system architectures
- Suitable for redundancy-based industrial environments
Related Models (Same Series / Closely Related Variants)
| Model | Description | Channels | Signal Type | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| SAI141-H63/PRP | Entry-level analog input module | 8–16 | 4–20 mA | 107×130×32 mm | 0.40 |
| SAI142-H63/PRP | Enhanced isolation version | 16 | 4–20 mA | 107×130×32 mm | 0.45 |
| SAI143-H63/PRP | Standard high-density module | 16 | 4–20 mA | 107×130×32 mm | 0.50 |
| SAI144-H63/PRP | High-speed sampling variant | 16 | Multi-range analog | 107×130×32 mm | 0.52 |
| SAI145-H63/PRP | 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 | High accuracy measurement | 100×120×30 mm | 0.42 |
| AAR181 | Analog output module | Signal control 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/PRP is a high-reliability analog input module designed for demanding industrial automation environments where stability, accuracy, and redundancy are essential.
Its PRP configuration, modular architecture, and strong noise immunity make it suitable for mission-critical applications requiring continuous operation and high system availability.