Yokogawa SAI533-H03 Safety Analog Input Module

The Yokogawa SAI533-H03 is a high-performance safety analog input module designed for critical industrial applications. It features 16 input channels, offering isolation and protection from electrical noise. This module processes signals from field devices, providing accurate data input for safety control systems and ensuring reliable operation in industrial environments.

Key Features

16 Input Channels: The SAI533-H03 module supports 16 input channels, offering a robust solution for large-scale monitoring.
Wide Input Range: It accepts input signals ranging from 4 to 20 mA, with a permissible range of 0 to 25 mA, making it compatible with various sensors.
High Accuracy: The SAI533-H03 provides a rated accuracy of ±16 µA, ensuring precise signal measurement.
Fast Data Update: With a 40 ms data update frequency, the module quickly responds to real-time data changes, essential for time-sensitive operations.
Temperature Stability: It has a temperature drift of ±16 µA per 10°C, ensuring consistent performance in varying temperature conditions.
Flexible Power Supply Control: The module supports both 2-wire and 4-wire configurations, allowing for versatile integration into existing systems.
Low Power Consumption: The SAI533-H03 consumes minimal power, with current requirements of 320 mA in a 5V system and 550 mA in a 24V system.
Robust Build: The module withstands up to 1.5 kV AC between the input signal and the system for one minute, ensuring safe operation in harsh environments.

Technical Specifications

Specification	Value
Model	SAI533-H03
Number of Input Channels	16 channels, module isolation
Rated Input Range	4 to 20 mA
Permissible Input Range	0 to 25 mA
Input Impedance (Power ON)	250 Ω + current value
Input Impedance (Power OFF)	Minimum 500 kΩ
Rated Accuracy	SAI143-S: ±16 µA (Input range 1 to 23 mA)
	SAI143-H: ±16 µA (Input range 0.05 to 23 mA)
Data Update Frequency	40 ms
Temperature Drift	±16 µA per 10°C
Transmitter Power Supply	16.15 V minimum (at 20 mA), 26.4 V maximum (at 0 mA)
2/4-Wire Setting	Individual channel setting via pins
Withstand Voltage	1.5 kV AC between input signal and system (1 minute)
Maximum Current Consumption	320 mA (5V system), 550 mA (24V system)
Weight	Approx. 0.34 kg (For pressure clamp terminal block or MIL cable)
	Approx. 0.39 kg (With signal cable interface adapter)
External Connection Types	Pressure clamp terminal, MIL cable, Dedicated signal cable
Support PRM	Available (SAI143-H)

Applications

Process Control: The SAI533-H03 excels in monitoring and controlling various industrial processes, including temperature, pressure, and flow measurements.
Industrial Automation: This module integrates seamlessly into automation systems, ensuring accurate data acquisition from field devices and sensors.
Safety Control Systems: With its high isolation and low power consumption, the SAI533-H03 is ideal for use in critical safety applications where data integrity is paramount.

Why Choose the Yokogawa SAI533-H03?

The SAI533-H03 stands out for its flexibility, accuracy, and reliability. Whether used in industrial automation or process control, this module offers fast signal processing, minimal power usage, and high durability. Its wide input range and robust protection ensure consistent performance in challenging environments.