・TYPE ML : for both City gas (CH4) and LPG
・Strong for impact and dirt, robust and stylish body.
・Quick and reliable detection for small amount of gas leakage.
・The durability of the sensor has been improved with a built-in filter.
・Data logger function equipped (256 data at the maximum can be recorded).
・Safe even in a dark place with the LED light.

Sampling method Suction type
Principle of detection Hot Wire Type Semi-Conductor Method
Detection range 10 to 10000 ppm
Alarm setpoints Default: 30 ppm (set one of five levels: 10, 30, 150, 500 and 2000 ppm)
Type of alarm Gas alarm / Fault alarm
Display of alarm Lamp blinking / intermittent buzzer sounding
Explosion protected construction Intrinsic safety
Explosion-proof class IECEx : Ex ia IIC T4 Ga ATEX : II1G Ex ia IIC T4 Ga
Ingress proof rating IP55
Approvals Japan Ex, ATEX, IECEx
CE marking EMC / ATEX / RoHS
Power source AA alkaline battery 2pcs.
Continuous operation Approx. 13 hours (alkaline batteries, at 20ºC, without alarms or lighting)
Dimensions Approx. 43 (W) × 200 (H) × 39 (D) mm (projection portions excluded)
Weight Approx. 215 g (without batteries)
Operating temperature range -20℃ to +55 ºC (no sudden changes)
Operating humidity range 0 to 95 %RH (Non-condensing)
Target Gas

AsH3 (Arsine), C3H8O (Isopropyl Alcohol), CH4 (Methane), H2 (Hydrogen), NH3 (Ammonia), PH3

Product Type