Tongday Control Technology Co.,LTD
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Price: | 1.0~2.0 USD |
Payment Terms: | T/T,WU;PAYPAL |
Place of Origin: | Beijing, China (Mainland) |
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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) |
Warm up time | 2 hours (first time) 2 minutes (operation) |
CO2 measuring range | 0~2000ppm, which is default value 0~(1,000~20,000)ppm, programmable selection |
CO2 setting & Display resolution | 1ppm |
Temperature measuring range | 0~50℃(32~122℉) |
Temperature setting range | 5~45℃(41~113℉) |
Option: 1X dry contact output | Rated currency for contact point: 3A 220VAC/30VDC, resistance load |
Option: RS485 communication interface | 9600/14400/19200(default)/28800/38400bps rates selectable by program,15KV protection for static, independent address setting |
Operation condition | 0~50℃ (32~122℉), 0~95%RH without condensing |
Power 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 |