| Model |
XA-4400II |
| Gas Detected |
Combustible Gas
(Methane orisobutane) |
Oxygen |
Hydrogen Sulfide |
Carbon Monoxide |
| Detection Principle |
Catalytic
Combustion
|
Galvanic
Cell
|
Electrochemical
Cell
|
Electrochemical
Cell
|
| Sampling Method |
Diffusion |
| Detection Range |
0 to 100 %LEL
(101 to 110 %LEL)*1
|
0 to 25.0 vol%
(25.1 to 50.0 vol%)*1
|
0 to 30.0 ppm
(30.1 to 50.0 ppm)*1
|
0 to 300 ppm
(301 to 2000 ppm)*1
|
| Display Resolution |
1%LEL |
0.1vol% |
0-35ppm: 0.1ppm
35-150ppm: 0.5ppm |
0-350ppm: 1ppm
350-2000ppm: 5ppm |
| Alam Set Value |
1st alarm: 10%LEL
2nd alarm: 30%LEL |
1st alarm:
19.5vol%LEL
2nd alarm:
18.0vol%LEL
|
1st alarm: 10.0ppm
2nd alarm: 15.0ppm |
1st alarm: 50ppm
2nd alarm: 150ppm |
| Operating Temperature/Humidity |
-20 to +50 °C, 30 to 85 %RH (non condensing) |
| Continuous Use Time |
Approx. 40 hours when the long-life mode is ON / Approx. 20 hours when the long-life mode is OFF
Approx. 1200 hours without combustible gas sensor (at 25 degrees C, without alarm,backlight OFF) |
| Power Source |
1 x AAA Panasonic alkaline battery |
| Display |
LCD |
| Gas Alarm |
Buzzer sound, Flashing RED lamp, Vibration, LCD (automatic recovery) |
| Intrinsically safe |
Ex ibd IIC T3 (TIIS)
II 1 G Ex ia IIC T3 Ga (ATEX)
Class I, Zone 0, AEx ia IIC T3 Hazardous Locations. (UL) *pending |
| Ingress Protection |
IP67 |
| Function |
Self-diagnosis (sensor trouble), Automatic air adjustment, Remaining battery level,
Peak-hold, LCD backlight, Buzzer stop for gas alarm, Time & Temperature indication,
Alarm test, Buzzer volume, Silent mode, Long-life mode, Data logging (datalogger kitis necessary for logging) |
| Dimensions |
W70 x H72 x D26 mm (excluding protrusions) |
| Weight |
Approx. 130g (excluding battery) |
| Accessories |
Safety-Pin band, alkaline battery, 2 x filter element for replacement |
| Options |
Datalogger kit, soft case, belt clip |