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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Humidity |
Room temperature |
Decrease |
On/off |
Increase |
Switch |
Relay-working state |
Lock mode |
Photosensitive sensor detection light |
Gas detected | Carbon Dioxide (CO2) |
Sensing element | Non-Dispersive Infrared Detector (NDIR) |
Temperature sensor | NTC |
Humidity sensor | HS series capacitive sensor |
Temperature dependence | 0.2% FS/℃ |
Temperature correction | Self compensation |
Power supply | 220VAC or 110VAC or 24VAC, 50/60HZ±10%, selectable in order |
Consumption | 3.5 W max. ; 2.5 W avg. |
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 |
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 | 0~2,000ppm (default) 0~20,000ppm 0~50,000ppm |
CO2 setting & Display resolution | 1ppm |
Temperature measuring range | 0~50℃(32~122℉) |
Temperature setting range | 5~45℃(41~113℉) |
Humidity measuring range | 0~99%RH |
Humidity setting range | 5~95%RH |
Output resolution | 10Bit |
Relay output | Three ways dry contact outputs with programmable selection to control CO2,temperature,humidity Rated switching current: 2A(220VAC/30VDC), resistance load |
Communication interface | RS-485, 9600/14400/19200(default)/28800 or 38400bps (programmable selection), 15KV antistatic protection, 3 independent base address, max network node 64. |
Flow rates | 80 ~ 120 cc/min |
Operation conditions | 0~50℃(32~122℉); 0~95%RH, non condensing |
Storage conditions | 10~50℃ |
NDIR life time | 15 years |
Weight | 360g |
Dimensions | 130mm×90mm×40mm |
Installment standard | 65mm×65mm or 2"×4"wire box |
Interface connections | 9 terminals |
Wiring standard | Wire section area<1.5mm2 |
Approval Standard | CE-Approval |
Programming and selection | Via internal jumper and external push-buttons |
Indiv. Ctn. Dim | 135mm×95mm×55mm |
Master Ctn. Qty | 40 |
Master Ctn. Dim | 44cm(L)×32cm(W)×32cm(H) |
Master Ctn. Wt. | 15.5 KG |