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Specifications
1.monitoring and control room CO2 level and temperature2. Humidity, RS485 optional
3.on/off output or analog output optional
Wholesale Carbon Dioxide Sensor
Carbon Dioxide Sensor Features
u Multiple functions and high performance with low prices
u Wall mounting type and duct type selectable
u LCD display detecting both CO2 level and temperature, also relative humidity (optional)
u NDIR infrared CO2 module inside with special ABC Logic Self Calibration System. It makes the CO2 measurement more accurate and more reliable in use.
u 15 years lifetime of CO2 sensor
u Microprocessor control, quick response, high precision
u Provide up to three 0~10VDC outputs or relay dry contact outputs, or up to three mix outputs.
u The analog output with two alternatives: linearized over full range output or PID control output
u Different control mode for delays can be selected by user’s application, for example for ventilation or for greenhouse or other applications.
u CO2 range:0~5,000ppm or 0~20,000ppm;
u Modbus RS-485 communication interface optional, 15KV antistatic protection, independent base address setting
u CE-Approval
Carbon Dioxide Sensor Application
F2000IAQ-CO2 monitor/controller is used to monitoring and control room CO2 level, as well as room temperature and humidity, provide one or two or three 0~10VDC analog outputs and up to three dry contact outputs . F2000IAQ-CO2 can be as a programmable logical controller to control CO2 level, temperature or humidity, and also as a transmitter DDC/PLC controller or other automation systems. It provides a RS485 communication interface with an independent address to PC or other control systems.
u Hotel, exhibition hall, hospital, shop, restaurant, air port, train station, theater and other public places
u House, villa, office, meeting room, classroom and other places
u Greenhouse, mushroom, grown room and other agricultural applications
u All ventilation systems
Carbon Dioxide Sensor Specifications
Gas detected |
Carbon Dioxide (CO2) |
CO2 Senser |
Non-Dispersive Infrared Detector (NDIR) with more than 10 years lifetime |
Temperature sensor |
NTC |
Humidity sensor |
HS series capacitive sensor |
Temperature dependence |
0.2% FS/°C |
Temperature correction |
Self compensation |
Power supply |
24VAC/VDC, or 100~240VAC, 60HZ, selectable with the order |
Consumption |
3.5 W max. ; 2.5 W avg. |
Accuracy@25°C(77°F) |
±40ppm + 3% of reading (0~5000ppm) ±75ppm or 10% reading whichever is greater (0~20,000ppm) |
Stability |
<2% of FS over life of sensor (15 yr typical) |
Calibration interval |
ABC Logic Self Calibration Algorithm |
Non linearity |
<1% of FS |
Pressure dependence |
0.13% of reading per mm Hg |
Altitude calibration |
Programmable from 0-9,900m in 100m increments |
Response Time |
<2 minutes for 90% step change |
Signal update |
Every 2 seconds |
Warm up time |
2 hours (first time) 2 minutes (operation) |
|
|
CO2 measuring range |
0~5,000ppm 0~20,000ppm optional |
CO2 setting & Display resolution |
1ppm |
Temperature measuring/ setting range |
0~50°C(32~122°F)/ 5~45°C(41~113°F) |
Humidity measuring/setting range |
0~99%RH/ 5~95%RH non condensation |
Analog output |
0~10VDC linearized output or PID control output, selectable by end users |
Output resolution |
10Bit |
Relay output |
One or two dry contact outputs with programmable selection to control CO2, temperature, humidity Rated switching current: 2A(220VAC/30VDC), resistance load |
Communication interface |
Modbus RS-485, 9600/14400/19200(default)/28800 or 38400bps (programmable selection), 15KV antistatic protection, 3 independent base address |
Operation conditions |
0~50°C(32~122°F); 0~95%RH, |
Storage conditions |
0~50°C(32~122°F); 5~90%RH non condensing |
Weight |
360g |
Dimensions |
130mm×90mm×40mm |
Installment standard |
65mm×65mm or 2”×4”wire box |
Interface connections |
Maxi. 9 terminals |
Wiring standard |
wire section area<1.5mm2 |
Approval Standard |
CE-Approval |
Programming and selection |
Via internal jumpers and push-buttons on the panel |
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