The Teknologg AS-28 CO2 & temperature sensors with analog output can be used for general purpose applications.
Features:
- Long term stability
- High Accuracy
- Analog/Modbus output
- Optional automatic error correction based on reference calibration values
- Easy installation
The Teknologg AS-28 CO2 & temperature
sensors with analog/Modbus output can be used for general purpose applications.
AS-28 supports optional USB interface with the Daloco software. This feature provides Real time data monitoring and uploading calibration table of sensor, after calibrating it in the third party laboratories.
AS-28 supports automatic error correction based on reference calibration values, this feature guaranties sensor accuracy in different conditions and longtime operation.
CO2 Characteristics
sensor Type Photo acoustic
Measuring range 0 ~ 2000 ppm or
0 ~ 5000 ppm
Please refer to ordering information
Accuracy ± (50 ppm + 5% of reading) 0 ~ 2000ppm
±(40 ppm + 5% of reading) 0 ~ 5000ppm
Repeatability ±10 ppm
Response Time 60 S
Resolution 1 ppm
Long-term drift ± (5 ppm + 0.5 % of reading)
Temperature Characteristic
Measuring range -10 ~ 60 °C
Not for use in condensing conditions
Accuracy ±0.8 °C @ 15 ~ 35°C , ±1.5 °C @-10…60 °C
Repeatability ±0.1 °C
Resolution 0.1 °C
Long-term drift <0.03 °C/yr.
General Parameters:
| Power Supply | 5~ 12 VDC |
| Output Type | Voltage/Current/Modbus |
| Connection | Gx12*4 pin |
| Cable Length | 1.5 meter (can be extend as request) |
| Interface | USB (optional) |
| Dimensions | 122×58.8×34.3 mm |
| Product No. | Details |
|---|---|
| AS28.1.y | Sensor with 0~5 vdc outputs |
| AS28.2.y | Sensor with 4~20 mA outputs |
| AS28.3.y | Co2 output: 0~5 Vdc Temperature output: 4~20 mA |
| AS27.4.y | CO2 output: 4~20 mA Temperature output: : 0~5 Vdc |
| AS27.5.y | Modbus RTU |
| AS27.x.1 | CO2 Measuring Range 0 ~ 2000 ppm |
| AS27.x.2 | CO2 Measuring Range 0 ~ 5000 ppm |
| AS27.X.Y.0 | No USB |
| AS27.X.Y.1 | USB Interface |