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- Yokogawa
- SAI143-H53 S2
- 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 S2
Brand Information
The SAI143-H53 S2 belongs to a globally recognized industrial automation product ecosystem widely used in process control, energy systems, and large-scale manufacturing plants.
This brand is known for its high reliability control systems, precision measurement modules, and long-term stable performance in mission-critical industrial environments.
It is commonly applied in sectors such as oil and gas, chemical processing, power generation, water treatment, and heavy industry automation systems.
Product Series
The SAI143-H53 S2 is part of the SAI143 analog input module series, which is designed for distributed control systems and industrial data acquisition applications.
Main characteristics of the series include:
- Rack-mounted modular architecture
- Multi-channel analog signal acquisition (typically 16 channels)
- High electrical isolation design
- Stable performance in high-noise industrial environments
- Scalable system integration capability
- Compatibility with distributed control systems (DCS)
- Continuous 24/7 industrial operation design
Product Overview
The SAI143-H53 S2 is an industrial analog input module designed to acquire and convert analog signals from field devices into digital data for process control systems.
It is optimized for high stability, long-term reliability, and accurate signal conversion in harsh industrial environments where electromagnetic interference, vibration, and temperature variations are common.
The “S2” designation generally represents an upgraded revision level, typically associated with improved signal processing stability, enhanced diagnostic capability, and refined hardware performance compared to baseline versions.
The module is used as part of a rack-based distributed I/O system and works in conjunction with other control modules to provide real-time process monitoring and automation.
Technical Parameters
| Parameter | Specification |
|---|---|
| Model | SAI143-H53 S2 |
| Input Type | Analog current input (industrial standard 4–20 mA) |
| Number of Channels | 16 channels |
| Input Range | 0–20 mA / 4–20 mA configurable |
| Signal Source | Industrial transmitters (pressure, temperature, flow, level) |
| Resolution | 16-bit equivalent precision |
| Conversion Method | Sequential multi-channel scanning |
| Isolation | Channel-to-channel + system isolation |
| Signal Conditioning | Enhanced stability revision (H53 S2 optimized version) |
| 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 structure |
| 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 S2 is designed for stable and precise acquisition of analog signals in industrial automation systems. It converts continuous electrical signals from sensors and transmitters into digital data for use in control and monitoring applications.
It is engineered to operate continuously in environments with high electrical noise and demanding operational conditions. The module ensures consistent signal integrity even over long-term industrial usage.
It is typically deployed in distributed control systems where multiple input modules are installed in a rack configuration to manage large-scale process data acquisition.
The S2 revision improves system-level stability and enhances signal consistency in high-demand applications.
Product Applications
The SAI143-H53 S2 is widely used in industrial sectors requiring accurate analog signal acquisition and continuous monitoring.
Typical applications include:
- Petrochemical refining and chemical processing plants
- Natural gas transmission and distribution systems
- Thermal and nuclear power generation facilities
- Water treatment and wastewater management systems
- Steel manufacturing and metallurgy industries
- Pharmaceutical production and fine chemical industries
- Large-scale industrial automation systems
- SCADA-based monitoring and control platforms
In these environments, the module continuously collects analog signals from field instruments and transmits accurate data to control systems for real-time decision-making.
Product Advantages
The SAI143-H53 S2 offers several advantages in industrial automation systems:
- High channel density reduces rack space requirements
- Strong electromagnetic interference resistance ensures stable operation
- Improved signal stability in S2 revision
- High-resolution analog conversion for accurate measurement
- Designed for continuous 24/7 industrial operation
- Modular design allows fast replacement and maintenance
- Built-in diagnostics improve system reliability
- Long-term stability with minimal signal drift
- Compatible with distributed control system architectures
- Scalable design for large industrial systems
Related Models (Same Series / Closely Related Variants)
| Model | Description | Channels | Signal Type | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| SAI141-H53 S2 | Entry-level analog input module | 8–16 | 4–20 mA | 107×130×32 mm | 0.40 |
| SAI142-H53 S2 | Enhanced isolation version | 16 | 4–20 mA | 107×130×32 mm | 0.45 |
| SAI143-H53 S2 | Standard high-density module | 16 | 4–20 mA | 107×130×32 mm | 0.50 |
| SAI144-H53 S2 | High-speed sampling variant | 16 | Multi-range analog | 107×130×32 mm | 0.52 |
| SAI145-H53 S2 | 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 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 execution | 110×130×30 mm | 0.45 |
Final Summary
The SAI143-H53 S2 is a high-reliability analog input module designed for demanding industrial automation environments. It provides stable multi-channel signal acquisition, strong noise immunity, and accurate signal conversion for continuous process monitoring.
Its improved S2 revision, modular architecture, and diagnostic capabilities make it suitable for critical industrial applications where long-term stability, precision, and system reliability are essential.