CO2 Monitor / Detector

Gas detected Carbon Dioxide (CO2) Sensing element Non-Depressive Infrared Detector (NDIR) Temperature sensor NTC Temperature correction Self compensation CO2 NDIR life 15 years Consumption 3.5W/ Max, 2.5W/ Average Accuracy@25(77) ±40ppm + 3% of reading Stability <2% of FS over life of sensor (15 yr typical) Calibration interval ABC Logic Self Calibration Algorithm CO2 measuring range 02000ppm, which is default value 0(1,000 20,000)ppm, programmable selection CO2 setting & Display resolution 1ppm Temperature measuring range 050(32122) Temperature setting range 545(41113) Option: 1X dry contact output Rated currency for contact point: 3A 220VAC/30VDC, resistance load Option: RS485 communication interface9600/14400/19200(default)/28800/38400bps rates selectable by program,15KV protection for static, independent address setting Operation condition 050 (32122), 095%RH without condensingPower supply 220VAC/110VAC or 24VAC 50/60HZ±10% Weight 380g Dimensions 130mm×90mm×40mm Connections Interface Locate in interface of connection Installment standard 65mm×65mm or 2×4 wire box Wiring standard Wire section area<1.5mm2 Approval Standard CE-Approval Programming and selection DIP switches inside and external push-buttons 1.Special design for room CO2 indicator and alarm 2.Suitable for classrooms, offices and other public places 3.Real-time detecting and display CO2 level during 0ppm to 20,000ppm CO2 range 4.Also detecting room temperature from 5 to 65C 5.Optional real-time humidity from 5% RH to 95% RH 6.NDIR CO2 sensor technology of infrared self diffusion, 15 years lifetime 7.Self calibration algorithm makes it in using without calibration amending 8.Specially provide the altitude calibration 9.The three measured CO2 ranges for 3 LED indicator lights setup by end users 10.3 LEDs brightness adjustable 11.Optional 1 x dry contact output to control a ventilation device 12.Optional 1 x 0 to 10V DC output 13.Optional the buzzer alert for CO2 level 14.Optional RS485 interface to connect to a PC or another system