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Chenzhu Lightning Arrestors, IS Barriers

Chenzhu - CZSR Process Series

CHENZHU company was established in 2002 by a group of 6 people who were part of a strategic national team set up in 1997 in Shanghai Institute of Process Automation Instrumentation (SIPAI). Chenzhu has since grown into a leading brand providing high quality protection product such as surge protection devices (lightning arrestors), intrinsic safety barriers, signal conditioners, safety relays, temperature transmitter and I/O, etc. 

 

 

 


Chenzhu - DO Signal (SIS) 24V DC 2A Safety Relay – CZSR8401

CZSR8401 Safety Relay is designed for handling DO signals from Safety Instrumented Systems (SIS). It features fail-safe technology and triple redundancy for maximum reliability. Ideal for critical control applications in industrial safety systems.
 

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Chenzhu - DO Signal (SIS) 24V DC 3A Safety Relay – CZSR8402-1A

CZSR8402-1A Safety Relay is designed for DO signal applications from Safety Instrumented Systems (SIS). It features one safety output contact (Normally Open) and integrates double redundancy and contact welding protection technologies. Ideal for elevators and explosion-proof environments requiring intrinsically safe operation.
 

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Chenzhu - DO Signal (SIS) Input 24V DC 5A Safety Relay

This safety relay is designed for handling DO signals from Safety Instrumented Systems (SIS), emergency stop buttons, and safety gates. It features multiple output contacts and supports both single and dual-channel operation. Ideal for industrial environments requiring high-current safety control and short-circuit monitoring.
 

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