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- Yokogawa
- SAI533-H33 S1
- Analog Input Module
- Japan
- 107 mm × 130 mm × 32 mm
- 0.5kg
- Xiamen, China
- New & In Stock
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Industrial Analog Input Module – SAI533-H33 S1
Product Overview
The SAI533-H33 S1 is an industrial analog input module used in process automation systems, distributed control architectures, and continuous industrial monitoring applications. Its main function is to collect analog signals from field instruments such as transmitters, sensors, and analyzers, and convert them into digital data for control systems and monitoring platforms.
As part of the SAI500 Series, this model is designed for stable long-term operation in demanding industrial environments where reliability, signal integrity, and measurement consistency are essential. The H33 S1 configuration represents a specific hardware variant focused on enhanced stability, consistent signal processing, and robust industrial performance.
The module is commonly deployed in large-scale industrial plants where continuous monitoring of process variables is required to ensure safety, efficiency, and production reliability.
Brand Information
| Item | Details |
|---|---|
| Brand | Yokogawa |
| Product Category | Industrial Automation Module |
| Product Type | Analog Input Module |
| Application Area | Process Control and Monitoring |
| System Type | Distributed Control System (DCS) |
| Industry Focus | Continuous Process Industries |
Product Series
| Item | Description |
|---|---|
| Series Name | SAI500 Series |
| Series Type | Analog Input Module Family |
| Architecture | Modular I/O System |
| Installation Method | Rack-Mounted |
| Signal Type | Analog Process Signal Input |
| Main Function | Signal Acquisition and Conversion |
| System Integration | Industrial Automation Platforms |
| Design Concept | High-Reliability Modular Structure |
The SAI500 Series is designed for high-density analog signal acquisition in industrial automation systems. It supports continuous collection of process data from field devices and ensures stable communication with control systems.
The series is widely used in continuous process industries due to its reliability, scalability, and long operational life.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SAI533-H33 S1 |
| Module Type | Analog Input Module |
| Input Signal Type | 4–20 mA DC / Analog Process Signals |
| Supported Range | Industrial Standard Current Input |
| Number of Input Channels | 16 Channels (typical configuration) |
| Resolution | 16-bit Equivalent |
| Signal Conversion | Analog-to-Digital Conversion |
| Isolation Type | Channel-to-Channel Isolation |
| Signal Processing Method | Continuous Multi-Channel Scanning |
| Communication Interface | System Backplane |
| Diagnostic Function | Built-in Self-Diagnostics |
| Open Circuit Detection | Supported |
| EMC Protection | Industrial Grade |
| Noise Immunity | High Electromagnetic Resistance |
| Mounting Method | Rack Installation |
| Power Supply | Backplane Powered |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +70°C |
| Humidity Range | 5%–95% RH Non-Condensing |
| Environmental Rating | Industrial Grade |
| Configuration Version | H33 S1 Hardware Variant |
| Signal Stability | High Stability Design |
| Dimensions | Approx. 107 mm × 130 mm × 32 mm |
| Weight (kg) | Approx. 0.50 kg |
Product Introduction
The SAI533-H33 S1 is designed for interfacing with industrial field instruments including pressure transmitters, flow meters, temperature sensors, level devices, and analytical equipment. It converts analog current signals into digital data used by automation systems for monitoring, control, and optimization.
The module integrates advanced signal conditioning technology to ensure stable and accurate measurement even in electrically noisy industrial environments. Its isolation structure reduces the impact of electromagnetic interference, grounding differences, and unstable electrical conditions.
The H33 S1 configuration is optimized for consistent long-term operation in continuous industrial processes where data reliability is critical for safe and efficient production.
The modular rack-mounted design supports easy installation, maintenance, and future system expansion without disrupting existing operations.
Product Applications
The SAI533-H33 S1 is widely used in industries requiring continuous process monitoring and stable signal acquisition.
Oil and Gas Industry
Used for monitoring pressure, temperature, flow, and level across production systems, pipelines, and refineries.
Petrochemical Industry
Supports data acquisition from reactors, distillation units, storage tanks, and chemical processing systems.
Power Generation
Used in thermal, hydroelectric, and combined-cycle plants for monitoring turbines, boilers, and auxiliary systems.
Water and Wastewater Treatment
Collects process data from pumping stations, filtration units, chemical dosing systems, and reservoirs.
Metallurgical Industry
Used in furnace control systems, rolling mills, casting operations, and heat treatment processes.
Chemical Industry
Provides reliable signal acquisition for continuous chemical production and process optimization.
Pharmaceutical Manufacturing
Supports precise monitoring in regulated and controlled production environments.
Food and Beverage Industry
Monitors temperature, pressure, and flow in automated production systems.
Pulp and Paper Industry
Used for monitoring production lines and utility systems.
Product Advantages
Stable Signal Acquisition
Ensures accurate conversion of analog signals into reliable digital process data.
High Industrial Reliability
Designed for continuous operation in harsh industrial environments.
Strong Noise Immunity
Advanced shielding and isolation reduce electromagnetic interference.
Multi-Channel Capability
Supports multiple input channels for efficient data collection.
Long Service Life
Built with industrial-grade components for extended operational durability.
Integrated Diagnostics
Provides system monitoring and early fault detection.
Flexible Integration
Compatible with distributed control and modular automation systems.
Reduced Maintenance Requirements
Modular design simplifies servicing and replacement.
Environmental Robustness
Performs reliably under temperature and humidity variations.
Compact Installation
Rack-mounted structure saves control cabinet space.
Recommended Related Models (Same Series or Similar Products)
| Model | Channels | Input Type | Resolution | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| SAI531-H33 S1 | 8 | 4–20 mA | 16-bit | 107 × 130 × 32 mm | 0.45 |
| SAI532-H33 S1 | 16 | 4–20 mA | 16-bit | 107 × 130 × 32 mm | 0.48 |
| SAI534-H33 S1 | 16 | Multi-Range Analog Input | 16-bit | 107 × 130 × 32 mm | 0.52 |
| SAI535-H33 S1 | 16 | Diagnostic Analog Input | 16-bit | 107 × 130 × 32 mm | 0.56 |
| SAI536-H33 S1 | 16 | Enhanced Signal Acquisition | 16-bit | 107 × 130 × 32 mm | 0.58 |
Recommended Popular Models from the Same Brand
| Model | Product Type | Main Function | Dimensions | Weight (kg) |
|---|---|---|---|---|
| AAI141 | Analog Input Module | Standard Process Signal Acquisition | 100 × 120 × 30 mm | 0.40 |
| AAI543 | Precision Analog Input Module | High-Accuracy Measurement | 100 × 120 × 30 mm | 0.42 |
| AAR181 | Analog Output Module | Process Signal Output | 100 × 120 × 30 mm | 0.40 |
| ADV551 | Digital Output Module | Control Signal Output | 110 × 130 × 30 mm | 0.45 |
| ADI151 | Digital Input Module | Digital Signal Monitoring | 110 × 130 × 30 mm | 0.45 |
Summary
The SAI533-H33 S1 is a reliable industrial analog input module designed for continuous process signal acquisition in automation systems. With stable multi-channel capability, strong noise immunity, and industrial-grade construction, it delivers consistent performance in demanding environments.
Its H33 S1 configuration enhances operational stability and long-term reliability, making it suitable for oil and gas, petrochemical, power generation, water treatment, manufacturing, and other continuous industrial applications requiring accurate and uninterrupted data acquisition.