GS8500-EX range functional safety isolated barriers are CHENZHU's hit products, which obtained the first IECEx, ATEX, DE TUV SIL, JP TIIS certifications in domestic China, offering the widest selection of products for the protection of electrical signals, meets the intrinsic safety standards for both explosive gas and dust environment, widely used in the control system of petroleum and petrochemical, railways, coal mines, and other industries. 

To achieve automation safety, you can trust CHENZHU! Do not hesitate to contact us.

What are the differences between independent powered, loop powered and output loop powered?

Independent powered

The isolated barrier requires independent 24V power supply.

Loop powered

There is no need for an external power supply. The signal acquisition loop and the power distribution loop share one loop.

Output loop powered

The output is loop powered. It outputs passive signals, which need DCS/PLC to provide external power supply.

GS8500-EX Series Intrinsic Safety Barrier Relys on safety technical standards

International certification

Invention patent

Laboratory authorized by TÜV Rheinland group

High adaptability for electromagnetic environment, compliance with EMC standard: IEC61326-3-1

SHANGHAI CHENZHU INSTRUMENT CO., LTD. is a professional intrinsic safety barrier manufacturers, we provide safety and automation system, digital input barrier, analog isolator and etc. Want to know more? Please contact us.