Shanghai Chenzhu Instrument Co., Ltd.

SHANGHAI CHENZHU INSTRUMENT CO., LTD was established in 2002, which originated from Shanghai automation instrument institute, has grown as a leading brand providing high quality protective product for your important asset in both Process Automation and Factory Automation industry, specialized in isolated barriers, signal isolators, Surge Protective Devices and safety relays etc. integrating research and development, manufacturing and sales, providing OEM/ODM service and self-brand product. 2013, we launched the first One million pcs product and announced 5 years guarantee. Actually, we have 4 certifications which were the first one in instrumentation industry domestic China, such as IECEx Certificate, Europe ATEX Certificate by DNV, SIL from TUV Rheinland, and Japan TIIS Ex-proof Certificate. CHENZHU's factory has 2 SMT production line, over 4.5 million pcs products were sold from 2002 till end of 2019.

Products:

	Temperature Transmitter	CHENZHU, a reliable temperature transmitter manufacturer, provides a large range of head-mounted temperature transmitters at an affordable price. T...
	Intrinsic Isolated Barrier	Intrinsic safety barrier instrumentand isolators use intrinsically safe explosion-proof and functional safety technologies and adopts various measu...
	Light Curtain Safety Relay	ChenzhuLight curtain Safety Relay supports PNP-type light beam devices. Safety relay modules provide a high level of fail-safe operation for critic...
	Network SPD	The SPDnetworksurge protection device, also called ethernet cable surge protector, protects a data line, including computer network signals, commun...
	Photovoltaic 1000 DC Power SPD	PhotovoltaicSPDfor DC power, 1000VDC; In(8/20us): 20kA/phase, Imax: 40kA/phase; hot-pluggable; fault indication; Features & Advantages of Ph...
	Power Transmitter	Power transmittercan transfer complicated current like 0~1A/0~5A/0~10A into industry-standard output, adopting the true RMS detection technology. W...
	Safety Mat Safety Relay	Safety mat relaymodules provide a high level of fail-safe operation for critical processes and protection. This safety mat and multi-function contr...
	Safety Relay	Automation direct safety relaysare mainly applied to the safety control circuit, connecting the safety sensing elements and mechanical equipment mo...
	Signal Conditioner	Universal signal conditioner is used in industrial process control systems. Isolated signal conditionerconnects industrial field instruments and co...
	Signal SPD	Electronic devices are always threatened by power surges and transients caused by power failures or nearby lightning strikes. Signal SPDsurge pr...
	Safety Relay Working Principle	automation safetyrelay A safety relay is an electrical component used in daily life for safety to prevent electric shocks and to prevent equip...
	The Principle and Classification of Safety Barriers	China safety barrier is generally used in intrinsic safety systems. Intrinsic safety refers to system explosion-proof technology, which refers to t...
	The Working Principle and Classification of Surge Protector	Ⅰ. The surge protection device working principle Surge protection device is an indispensable device in lightning protection of electronic equipmen...
	Quality Control	CHENZHUis a ISO 9001:2015 certified company who produces safety automation system. In our production department, process quality checks are compreh...
	A Brief Introduction of Intrinsically Safe Barrier	Intrinsically safety barriers in instrumentationimproves workplace safety by limiting the energy available in the process. Ⅰ. What is intrinsica...
	Conceptual Difference Between Temperature Transmitter and Temperature Sensor	differential temperature transmitterand temperature sensor The temperature sensor is a general term for devices that can sense a prescribed me...
	Details to Pay Attention to in Signal Isolators	What Is Signal Isolator? Ⅰ. Introduction of signal isolators Signal isolator adopts a linear optocoupler isolation principle that converts inpu...
	E-Stop Button, Safety Gate Safety Relay	CHENZHUe stop safety relayare suitable for the application of emergency Stop button and safety gate. Support 2 safety output contacts (N/O) and 2 a...
	GS8500-EX Communication Input Intrinsic Safety Barrier	Communication signals input isolated barriers, realize the bi-direction communication between hazardous area and safe area. It also provides an iso...
	GS8500-EX Digital Intrinsic Safety Barrier	Digital input, relay output isolated barrier, transfers digital signals (dry contact or NAMUR proximity switch) from hazardous area to safe area. E...
	GS8500-EX Series Intrinsic Safety Barrier	GS8500-EX range functional safety isolated barriers are CHENZHU's hit products, which obtained the first IECEx, ATEX, DE TUV SIL, JP TIIS certifica...
	GS8500-EX Temperature Converter Intrinsic Safety Barrier	Temperature input isolated barriers, converter potentiometer/RTD/TC signals in hazardous area into 0/4~20mA or 0/1~5V signals and output to safe ar...
	Temperature Transmitter	CHENZHU, a reliable temperature transmitter manufacturers, provides a large range of head-mounted temperature transmitters at an affordable price. ...
	Intrinsic Isolated Barrier	Intrinsic safety barriers and isolators use intrinsically safe explosion-proof and functional safety technologies and adopts various measures such ...
	Light Curtain Safety Relay	Light curtain Safety Relaysupports PNP-type light beam devices. Safety relay modules provide a high level of fail-safe operation for critical proce...
	Network SPD	TheSPD networksurge protection device, also called ethernet cable surge protector, protects a data line, including computer network signals, commun...