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- Contact Person : Ms. Tian Maggie
- Company Name : Tongdy Control Technology Co., Ltd.
- Tel : 86-10-58731276,58731277,58731278
- Fax : 86-10-58731275
- Address : Beijing,Beijing,3-3-5F, IN-DO Mansion, No.Jia 48 ZhiChun Road Haidian District, Beijing. China
- Country/Region : China
- Zip : 100098
CO2 Monitor and Alarm
Gas detected | Carbon Dioxide (CO2) |
Sensing element | Non-Dispersive Infrared Detector (NDIR) |
Accuracy@25°C(77°F) | ±50ppm + 3% of reading |
Stability | <2% of FS over life of sensor (15 yr typical) |
Calibration interval | ABC Logic Self Calibration Algorithm |
NDIR life | 15 years |
Response Time | <2 minutes for 90% step change |
Signal update | Every 2 seconds |
Warm up time | 24 hours (first time) 5 minutes (operation) |
CO2 measuring range | 0~2,000ppm |
CO2 Display resolution | 1ppm |
Power supply | 100~240VAC or 10~24VAC/VDC selectable with the order |
Consumption | 3.5 W max. ; 2.5 W avg. |
Temperature sensor | NTC |
Humidity sensor | HS series capacitive sensor |
Temperature measuring range | 0~50°C(32~122°F) |
Humidity measuring range | 0~99%RH |
Relay output (optional) | One relay output with rated switching current: 3A, resistance load |
RS485 interface (optional) | RS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address. |
Operation conditions | 0~50°C(32~122°F); 0~95%RH, non condensing |
Storage conditions | -40~70°C(-40~158°F) |
Weight | 200g |
Dimensions | 130mm(H)×85mm(W)×36.5mm(D) |
Installation | Desktop and wall mounting(65mm×65mm or 2”×4”wire box) |
Housing and IP class | PC/ABS fireproof plastic material, protection class: IP30 |
Standard | CE-Approval |
1.CO2 monitor is designed for real time monitoring ambiance carbon monoxide
2.LCD display detecting CO2 level, as well as temperature and relative humidity
3.NDIR infrared CO2 module inside with special ABC_Logic Self Calibration System. It makes the CO2 measurement more accurate and more reliable in use.
4.15 years lifetime of CO2 sensor
5.Gentlest shape and convenient installation structure
6.Particular LCD display with three color (Green/Yellow/Red) backlights
7.Two alarm ways: buzzer alarm and backlight colours switch
8.Provide optional 1xrelay output to control a ventilator
9.Easy touch button for operation
10.Provide four CO2 values to be preset to control the relay.
11.Optional RS485 communication interface, 15 KV antistatic protection, individual IP address
12.Trusty quality with lower prices
CO2 Monitor and Alarm
