Features
・ Leak of the combustible gas can be checked.
・Alarm lamp easy to see from 3 directions.
・Sound pressure of alarm buzzer not less than 95 dB.
Sampling method | Suction type/Double type |
Principle of detection | New Ceramic catalytic Method, Hot Wire Type Semi-Conductor Method, Thermal Conductivity Method, Potentiostatic Electrolysis Method, Membrane Type Galvanic Cell Method |
Detection range | 0 to 500 ppm (HC) / 0 to 2000 ppm (CH4) 0 to 100 %LEL (HC)/0 to 100 vol% (CH4) 0 to 500 ppm (0 to 150 ppm) (CO) 0 to 40 vol% (0 to 25 vol%) (O2) |
Type of alarm | Gas alarm / fault alarm |
Display of alarm | Blinking lamp / buzzer continuous modulated sound / gas concentration display blinking / vibration |
Explosion protected construction | Intrinsic safety |
Explosion-proof class | IECEx : Ex ia IIC/IIB T4 Ga ATEX : Ⅱ1G Ex ia IIC/IIB T4 Ga |
Ingress proof rating | IP67 |
Approvals | Japan Ex, ATEX, IECEx |
CE marking | EMC / ATEX / RoHS |
Power source | Dry battery unit (AA alkaline battery 3 pcs.) Lithium-ion battery unit |
Continuous operation | Approx. 15 hours [dry battery unit] Approx. 10 hours [Lithium-ion battery unit] |
Dimensions | Approx. 71 (W) × 173 (H) × 43 (D) mm (excluding projections) |
Weight | Approx. 360 g |
Operating temperature range | -20 ℃ to +50 ℃ (no sudden changes) |
Operating humidity range | 0 to 95 %RH (no condensation) |