CNYST Digital Nitrogen Oxide Gas Detector NOX Detectors with Resolution 0.01ppm Measuring Range 0-20ppm Accuracy ≤±3% F.S. for Petroleum and Petrochemical, Medical Experiment, Chemical Industry, Etc Turbidity meter ◆ Rope Tension Meter can

◆ Rope Tension Meter can be applied to various occasions

CNYST Fixed Chlorine Gas Detector Chlorine Leak Detector with Measuring Range 0 to 50ppm Wall-Mounted Signal Output 4 to 20mA and RS485 Die-cast Aluminum Shell for Detection of Gas Concentration in Air

sensor:Silicon photodiode array dual 16 groups

5vAAA Um-4 Battery(Battery Not Included In the Package)

CNYST Digital Nitrogen Oxide Gas Detector NOX Detectors with Resolution 0.01ppm Measuring Range 0-20ppm Accuracy ≤±3% F.S. for Petroleum and Petrochemical, Medical Experiment, Chemical Industry, Etc Turbidity meter ◆ Rope Tension Meter canFeature Detection gas: Nitrogen Oxide; Range: 0 20ppm; Resolution: 0. 01ppm Detection principle: electrochemical principle Built in 3. 7V rechargeable lithium battery, USB interface charging, fast and convenient. Data can be downloaded, printed and stored, data is automatically stored in the instrument, no need to manually record; you can either view the historical data on the instrument or download the data to a computer; Specifications: Gas type: