Henan Zhiyi System Engineering Co., Ltd

PGas-21 portable hydrogen gas analyzer 1.sound/light/vibration alarms 2.LCD display 3.self-test during star

TGas-1033 series transmitter with four-wire system adopts the principle of infrared absorption spectra to dete

ZA-3002 Portable Intelligent Gas Purity Analyzer adopts thermal conductivity sensor with high stability and hi

ZA-2010 on-line Oxygen Concentration Meter represents the up-to-date technology for oxygen measurement

TGas-1031 Series Combustible, Toxic and Harmful Gas Transmitter can continuously measure the concentration of

RD-3000 Series Recorder is an intelligent on-line monitor alarm system developed according to the need to envi

TGas-1021 Series Toxic and Harmful Gas Transmitter with two-wire system has embedded microprocessor, it can co

PGas-32 Portable Infrared Gas Detector is a kind of hand-held instrument that can perform continuous measureme

The measurement principle of (NDIR) "Non-dispersive Dual-wavelength Infrared Spectrum" is adopted fo

PGas-24 Portable 2 in 1 Gas Detector, can continuously measure the concentrations of any two kinds of gas cont

PGas-22 can detect combustible & flammable gas leakage, wide measurement range, long working life, high ac

PGas-22 can detect combustible & flammable gas leakage, wide measurement range, long working life, high ac

ZA-3501 Portable Dew Point Meter takes high-performance microprocessor as core, takes 320×240TFT col

The dew point transmitter of ZA-3500 with high performance of Finland Vaisala Company is adopted as the core m