Portable Gas Monitor

GW-3 series

GW-3(O2)

Features

･Among world's smallest and lightest
･One-year sensor warranty
･Newly developed R sensor installed for improved
performance.

GW-3(O2)

undefined

360 view *Image is GW-3(CO)

Sampling method

Diffusion type/Single type

Principle of detection

Membrane Type Galvanic Cell Method

Detection range

0.0 to 25.0 vol%

Alarm setpoints

L 18.0 vol%　LL 18.0vol%　H 25.0vol%

Type of alarm

Gas alarm / fault alarm

Display of alarm

Flashing lamp / buzzer / flashing gas concentration readout / vibration

Explosion protected construction

Intrinsic safety

Explosion-proof class

IECEx : Ex ia ⅡC T4 Ga
ATEX : Ⅱ1G Ex ia ⅡC T4 Ga

Ingress proof rating

IP66/68（2m, 1h）

Approvals

Japan Ex, ATEX, IECEx, China Ex, JIS

CE marking

EMC / ATEX / RoHS

Power source

CR2450 coin type lithium battery

Continuous operation

Approx. 4000 hours

Dimensions

Approx. 63(W)×42(H)×22(D) mm (excluding projections)

Weight

Approx. 45 g

Operating temperature range

-20 to +50 ℃ (no sudden changes)

Operating humidity range

10 to 90 %RH (no condensation)
Target gas
O2

undefined

4732 9320 10

Wristwatch belt

4711 7125 00

Heat-resistant case

*This cover is non-explosion proof.

4711 7124 20

Leather case

4732 5006 70

Alligator clip

4732 9285 90

Calibration cap

4123 9703 10

Arm band

0888 0605 90

Hand strap

9811 08

Data logger management program

Related

GW-3(C-)
GW-3(OX)
GW-3(CO)
GW-3(HS)
GW-3(CX)