Tongdy Control Technology Co., Ltd
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Gold Index: 9977
Place of Origin: | Guangdong, China (Mainland) |
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Specifications
Monitoring parameters |
CO2 |
Temperature |
Relative humidity |
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Sensing element |
Non-Dispersive Infrared Detector (NDIR) |
Digital combined temperature and humidity sensor |
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Measuring range |
0~2000ppm(default) 0~5000ppm (selectable in the order) |
0~50(32~122) (default) |
0~100%RH |
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Display Resolution |
1ppm |
0.1 |
0.1%RH |
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Accuracy@25(77) |
±60ppm + 3% of reading |
±0.5 (0~50) |
±3%RH (20%-80%RH) |
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Life time |
15 years (normal) |
10 years |
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Calibration cycle |
ABC Logic Self Calibration |
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—— |
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Response Time |
<2 minutes for 90% change |
<10 seconds to reach 63% |
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Warm up time |
2 hours (first time) 2 minutes (operation) |
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Electrical Characteristics |
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Power supply |
24VAC/VDC |
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Consumption |
3.5 W max. ; 2.5 W avg. |
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Outputs |
Two or three analog outputs 0~10VDC(default) or 4~20mA (selectable by jumpers) 0~5VDC (selected at place the order) |
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Modbus RS485 interface (optional) |
RS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address |
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Conditions of Using and Installation |
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Operation conditions |
0~50(32~122); 0~95%RH, non condensing |
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Storage conditions |
0~50(32~122)/ 5~80%RH |
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Weight |
320g |
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Installation |
Fixed on the air duct with 100mm installation hole size |
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IP class of the housing |
IP50 for no LCD IP40 for with LCD |
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Standard |
CE-Approval |
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Features
1. Designed for real time detecting carbon dioxide,temperature or relative humidity in air ducts.
2. NDIR infrared CO2 sensor inside with special Self Calibration and up to 15 years’ lifetime. It makes
3. CO2 measurement more accurate and reliable.
4. Combined temperature and humidity digital sensor provide a high accuracy measurement in full range.
5. Provide up to 3 analog outputs (0~10VDC or 4~20mA or 0~5VDC) for CO2 temperature and relative humidity.
6. Optional Modbus RS485 communication interface.
7. With LCD or without LCD selectable
8. LCD display real-time measurements of CO2, temperature and relative humidity.
9. Simple and smart design and installation of sensor probe with a water-proof and porous film
10. Extendable probe meets more air duct systems
11. 24VAC/VDC power supply.
12. EU standard and CE-approval.
Models Information
TG9X1 X2 8 L – Y02/05 E –Tab
X1: analog output
3- 3Xanalog outputs for CO2 + Temperature + Humidity
1- 1xanalog output for CO2
0- no analog output
X2: Modbus interface
1- with Modbus interface
0- no Modbus interface
8: CO2 sensor code
L: LCD display
Non-required option. No L indicates no LCD
Y: default output type
V- 0~10V
A- 4~20mA
02/05: CO2 measurement range
02- 0~2000ppm (default)
05- 0~5000ppm
E: extended duct probe up to 209mm
No E indicates the standard probe length of 139mm
Tab: temperature scaling
T05: 0~50(32~122) (default)
T06: 0~60(32~140)
Tongdy Control Technology Co., Ltd [China (Mainland)]
Business Type:Manufacturer
City: Beijing
Province/State: Beijing
Country/Region: China (Mainland)