・Simultaneous detection and display of combustible gas and oxygen possible.
・Continuous operating time up to more than 10 hours.
・Residual CO2 density in the repairing tank is measurable.

SKU: RX-8500 52 Category:
Sampling method Suction type
Principle of detection Non-Dispersive Infrared Method, Potentiostatic Electrolysis Method, Membrane Type Galvanic Cell Method
Detection range 0 to 100.0 %LEL / 5 to 100.0 vol% (CH4)
0 to 40.0 vol% (0 to 25.0 vol%) (O2)
0 to 1000 ppm (CO)
0 to 20.0 vol% (CO2)
Type of alarm Gas alarm / fault alarm
Display of alarm Lamp blinking / buzzer / detail display
Explosion protected construction Intrinsic safety
Explosion-proof class IECEx : Ex ia IIC T4 Ga
ATEX : II1G Ex ia IIC T4 Ga
Ingress proof rating IP67
Approvals Japan Ex, ATEX, IECEx, Brazil Ex, MED, JG, NK, ABS
CE marking EMC / ATEX / RoHS
Power source Lithium ion battery unit or
Dry battery unit (AA alkaline battery 3pcs.)
Continuous operation Approx. 15 hours [Lithium ion battery unit]
Approx. 8 hours [Dry battery unit]
Dimensions Approx. 154 (W) × 81 (H) × 163 (D) mm (excluding projections)
Weight Approx. 1.2 kg [Lithium ion battery unit]
Approx. 1.1 kg [Dry battery unit]
Operating temperature range -20 to 50℃ (no sudden changes)
Operating humidity range 0 to 95 %RH (no condensing)
Target gas CH4, CO, CO2, O2
Target Gas

CH4 (Methane), CO (Carbon Monoxide), CO2 (Carbon Dioxide), O2

Product Type