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- Yokogawa
- SAV144-S33
- Analog Input Module
- Japan
- 25 mm × 100 mm × 130 mm
- 0.28kg
- Xiamen, China
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Industrial Signal Interface Module Overview
Model: SAV144-S33
1. Brand and Series Information
The SAV144-S33 belongs to an industrial signal interface and conditioning module family used in distributed control systems and large-scale process automation environments.
It is part of a modular I/O and signal processing platform designed for stable signal transmission, electrical isolation, and reliable data handling between field instrumentation and control systems.
The series is widely used in industrial plants that require continuous operation, high reliability, and strong resistance to electrical noise and environmental stress.
2. Product Overview
The SAV144-S33 is an industrial signal interface module designed for analog and digital signal conditioning in automation systems.
It is used to connect field devices such as sensors, transmitters, and actuators to centralized control systems, ensuring stable and accurate signal communication.
The module provides electrical isolation and signal conditioning to reduce noise interference and maintain signal integrity over long distances.
Its modular structure supports flexible installation in rack-based systems, making it suitable for large-scale industrial control architectures.
3. Technical Parameters
| Parameter | Specification |
|---|---|
| Signal Type | Analog / digital interface module |
| Function | Signal acquisition, isolation, and conversion |
| Input Signal | 4–20 mA / voltage industrial standard signals |
| Output Signal | Standardized control system interface output |
| Channel Configuration | Multi-channel signal processing |
| Isolation Voltage | Up to 1500 V AC |
| Response Time | ≤ 100 ms |
| Power Supply | 24 V DC |
| Power Consumption | Low-power industrial design |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +70°C |
| Humidity Range | 5% – 95% non-condensing |
| Mounting Type | Rack / backplane installation |
| EMC Protection | Industrial electromagnetic compatibility design |
| Dimensions (W × H × D) | 25 mm × 100 mm × 130 mm |
| Weight | 0.28 kg |
4. Product Introduction
The SAV144-S33 is designed to provide stable and accurate signal interface functions in industrial automation systems.
It acts as a bridge between field instrumentation and control systems, ensuring that analog and digital signals are transmitted reliably without distortion.
The module is optimized for use in distributed control systems where multiple signal channels must be processed simultaneously.
Its compact modular structure allows high-density installation, supporting large-scale industrial system expansion.
5. Applications
The SAV144-S33 is widely used in industrial automation and process control environments, including:
- Petrochemical processing and refining systems
- Power generation and electrical distribution systems
- Water treatment and wastewater management plants
- Industrial manufacturing automation lines
- Temperature, pressure, and flow monitoring systems
- Environmental monitoring systems
- Distributed control system (DCS) architectures
It is particularly suitable for environments requiring high signal stability and strong electrical isolation.
6. Product Advantages
Stable Signal Transmission
Ensures accurate signal handling even in high electrical noise environments.
Strong Electrical Isolation
Protects control systems from ground loops and voltage surges.
Compact Modular Structure
Supports high-density installation in control cabinets.
Flexible Integration
Compatible with multiple industrial signal types and configurations.
High Reliability
Designed for continuous operation in harsh industrial environments.
Low Power Consumption
Optimized design reduces overall energy usage.
7. Similar Models (Same Series / Related Variants)
| Model | Description | Signal Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| SAV144-S31 | Standard signal interface module | Basic analog I/O | 25 × 100 × 130 | 0.27 |
| SAV144-S32 | Stable performance version | Enhanced signal conditioning | 25 × 100 × 130 | 0.28 |
| SAV144-S34 | Multi-channel expansion model | Expanded I/O capacity | 28 × 100 × 130 | 0.30 |
| SAV144-S35 | High isolation version | Reinforced electrical isolation | 25 × 105 × 135 | 0.31 |
| SAV144-S33A | Optimized response variant | Improved processing speed | 25 × 100 × 130 | 0.29 |
8. Popular Models (Same Brand – Industrial Automation Modules)
| Model | Description | Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| ADV151-P00 S2 | Digital input module | Signal acquisition | 12 × 100 × 110 | 0.17 |
| ADV551-P50 S1 | Analog output module | Signal transmission output | 15 × 100 × 115 | 0.20 |
| AAI141-S00 S1 | Analog input module | Process signal measurement | 12.5 × 100 × 115 | 0.18 |
| AAI543-S50 S1 | Multi-channel analog input module | High-density signal acquisition | 15 × 105 × 120 | 0.23 |
| ADV859-P10 S1 | Communication module | System data communication | 20 × 110 × 130 | 0.25 |
9. Summary
The SAV144-S33 is a robust industrial signal interface module designed for stable and accurate signal conditioning in automation systems.
It is widely used in industrial environments where reliability, electrical isolation, and scalable system integration are essential.
Its modular structure, compact design, and strong anti-interference capability make it suitable for modern distributed control system applications.