Product Introduction
Korea KNC Hydrogen Sensor KGS704Features:
Specifically for hydrogen detection
Catalytic bead gas sensor with explosion-proof certification
Due to low power consumption, widely used in portable gas detectors
Excellent resistance to HMDS (silicone) and H2S poisoning
Korea KNC Hydrogen Sensor KGS704Parameters:
| Detection Gas |
Hydrogen and high molecular weight vapors |
||
| Range |
0 ~ 100 %LEL |
||
| Operating Voltage |
2.2 V |
||
| Operating Current |
70±6 mA |
||
| Output Sensitivity |
38±8 mV / %H2 |
||
| Zero Offset Voltage |
-20 ~ 20mV (23±2℃, 60%RH) |
||
| Linearity |
3 %H2 |
||
| T90 Response Time |
Within 5 seconds (H2) |
||
| Long-term Sensitivity Drift |
<3 % signal / month |
||
| Long-term Zero Drift |
<2 %LEL(H2) / month |
||
| Warranty Period |
2 year from date of dispatch |
||
| Approvals |
ATEX |
Ⅱ2G Ex dbⅡC Gb, -40℃≤Tamb≤+55℃ Ⅱ1G Ex daⅡC Ga, -20℃≤Tamb≤+55℃ |
|
| IECEX |
|||
| UKEX |
|||
Flow rate of 300mls/min. Conditions at 23±2℃, 60%RH, and 1 atm
