Brand:PHOENIX CONTACT
Model:ST-SI-UK4
Function:Signal Isolator
Input Voltage Range:10…30 V DC
Output Voltage Range:10…30 V DC
Input Current Range:10…30 mA
Output Current Range:10…30 mA
Response Time:≤1 ms
Supply Voltage:10…30 V DC
Isolation Voltage:1000 V AC
Operating Temperature Range:-25°C…+70°C
Storage Temperature Range:-40°C…+85°C
Degree of Protection (IP Rating):IP20
Dimensions:Width: 17.3 mm, Depth: 10 mm, Height: 92.5 mm
The PHOENIX CONTACT ST-SI-UK4 is an essential component in industrial automation systems, ensuring safe and reliable signal transmission. This signal isolator module is designed to protect sensitive electronic equipment from electrical noise and interference, thereby enhancing system performance and reliability.
With its robust design, the module can operate efficiently over a wide range of temperatures and voltages, making it suitable for various industrial environments. The high insulation voltage of 2500 V AC guarantees excellent protection against electrical surges and short circuits. Additionally, the compact size and lightweight design make installation easy and space-saving.
Certified to international standards such as CE, UL, and ATEX, this signal isolator module meets stringent safety and quality requirements, providing peace of mind for industrial operators and engineers. Its compatibility with both analog and digital signals makes it versatile and adaptable to different application needs.















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