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MonitoringTVOCInstrument AdoptionPIDSensor, Range0-100PPM, precision0.05PPMMonitoring environmentCO2Instrument Adoption NDIR The infrared absorption monitoring principle, realized the space double optical path reference compensation, microprocessor for signal acquisition, processing and output, realized the environmental temperature compensation, corrected the nonlinear relationship in principle, and has a variety of output forms（The output unit of emission concentration isppmAndmg/Nm3and can be interchangeable）。The product is characterized by good selectivity, high sensitivity, no oxygen dependence, long service life and so on. Meeting the national standards, the whole system maintenance free, seven - inch industrial serial port touch screen display, suitable for disorganized discharge scenario.
Technical Parameters | TP-300-IICtype portableTVOC+environmentCO2gasmonitor |
sampling method | pump type |
gas range | TVOC：0-100ppm、0-200ppm（Can be adjusted according to requirements） CO2: 0-2000ppm、5000ppm、10000ppm（Can be adjusted according to requirements） |
Resolution | TVOC：0-0.05ppm CO2: 1ppm |
accuracy | TVOC：±5ppm±%1 readings CO2:±60ppm±%5 readings |
zero drift | ≤±80ppm |
response time | T90<30s |
power supply | 220VACor12-24VDC, Optional storage batteryorsolar cell pack |
Output signal | RS232digital signals/4Gwireless transmission, support（HJ/T 212）or modbuscommunication protocols |
operating temperature | -20℃-80℃ |
working humidity | 5%-100% RH |
working pressure | 0.8-1.2 ATM |
external dimension | approx. length330mm×width217mm×high430mm（or customized to your needs） |
Material of shell | spray moulding of galvanized steel plate（The weight of the whole machine is approx.17Kg） |
