| Sampling method | Diffusion type |
| Principle of detection | New Ceramic catalytic Method |
| Detection range | 0 to 100 %LEL |
| Alarm setpoints | 1st 10 %LEL 2nd 50 %LEL OVER 100 ％LEL |
| Type of alarm | Gas alarm / fault alarm |
| Display of alarm | Flashing lamp / intermittent buzzer sounding / gas concentration display blinking / vibration |
| Explosion protected construction | Intrinsic safety |
| Explosion-proof class | IECEx : Ex ia ⅡB T4/T3 Ga, Ex iaⅠMa ATEX : Ⅱ1G Ex ia ⅡB T4/T3 Ga, 1 M1 Ex iaⅠMa |
| Ingress proof rating | IP67 |
| Approvals | Japan Ex, ATEX, IECEx, Brazil Ex |
| CE marking | EMC / ATEX / RoHs |
| Power source | AAA Alkaline dry batteries x 2 Optional: Ni-MH battery pack |
| Continuous operation | Alkaline battery: Approx. 35 hours Ni-MH battery: Approx. 30 hours |
| Dimensions | Approx. 54(W) x 67(H) x 24(D) mm |
| Weight | Approx. 80g |
| Operating temperature range | -20 to +50℃ (no sudden changes) |
| Operating humidity range | 0 to 90 %RH (no condensation) |
| Target gas | CH4, i-C4H10 |
GP-03
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・Simple design not to disturb work.
・Light body of approx. 80 g with Intrinsic safety.
・Rechargeable battery (eneloop) specification lined up.
Description
