Features
● Electrochemical Sensor with a long life, good long term stability and high accurac
● It has lower sensitivity to interferant gases
● High repeatability
● It has lower sensitivity to interferant gases
● High repeatability
Applications
Monitoring for HAVC / Air conditioning system / Instrument testing equipment / Environmental control and monitoring system / Ventilation system control for indoor parking garages and building
Specification
Input |
|
Sensor type |
Electrochemistry CO Sensor |
Measuring range |
0 ... 500 PPM |
Output |
|
Output |
4 ... 20 mA + RS-485 |
Signal connection |
3-wire |
Sensitivity |
< ±10 PPM of measured value |
Load resistance |
≦ 500 Ω for 4 ... 20 mA；≧10 KΩ for 0 ... 10 V |
Output calibration |
Factory software calibration |
Response time(t90) |
< 60 s |
Accuracy (at 25 ±2°C, 40 ±10%RH) |
|
CO |
± 3 % of F.S. (Best zero-point ) |
Environment |
|
Medium |
Non-aggressive gas (HAVC system) |
Medium temperature |
0 ... 50°C |
Operating temperature |
0 ... 50°C |
Operating humidity |
5 ... 95%RH (Non-condensing) |
Storage temperature |
-10 ... +60°C |
Tolerance of zero-point |
<±10 PPM |
Electrical |
|
Power supply |
AC 12 ... 30 V & DC 8 ... 35 V |
Current consumption |
DC 24 V : 60 mA / DC 12 V : 180 mA |
Electrical connection |
M12 (5P) connector (With 2 m cable) |
Installation |
|
Installation |
Wall type |
Fixed seat |
Screw on base |
Protection |
|
IP rating |
Body : IP65 / Sensor : IP20 |
Electrical protection |
■ Reverse polarity |
Certification |
|
Certification |
CE |
Material |
|
Housing |
PC(UL94V-2) |
Weight |
162 g |
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Note : Design and specifications are subject to change without notice.
Note : Please make sure the product and the device which connect with RS-485 are on common ground, avoid damaged product.