O2 and CO2 gas monitors with Portable option

Model

GX-3R Pro

Detection method

Diffusion type (Changeable to sampling type by attaching RP-3R)

Gas alarm indication

Lamp flashing, continuous modulating buzzer sounding, gas concentration display blinking, vibration Reset operation: Self-latching

Fault alarm

System abnormality, sensor abnormality, battery voltage drop, calibration failure

Fault alarm indication

Lamp flashing, intermittent buzzer sounding, detail display   Reset operation: Self-latching

Panic alarm

Two levels: Pre alarm and main alarm (after 5-second pre alarm)    Reset operation: Self-latching

Man down alarm

Three levels: Pre alarm 1 (60 seconds), pre alarm 2 (75 seconds), main alarm (90 seconds) Reset operation: Self-latching

Display

LCD digital (full-dot), backlight

Displays

Operation status, clock, battery level, temperature, peak reading, calibration notification

Buzzer volume

Approx. 95 dB (30 cm)

Languages

Japanese/English/French/Spanish/Portuguese/German/Italian/Russian/Korean/Chinese (simplified/traditional)

Bluetooth

Bluetooth 4.2 (Bluetooth Low Energy)

Data logger function

Maximum number of items: 3,600    Interval: 5 minutes (adjustable)   Communication system: IrDA

Power source

Lithium ion rechargeable battery unit (charging time approx. 3 hours) or dry battery unit (AAA alkaline battery × 2)

Continuous operating time*1

Long-life battery mode on: Approx. 40 hours (25 °C, fully charged, no alarm, no lighting) Long-life battery mode off: Approx. 25 hours (25 °C, fully charged, no alarm, no lighting)

Temperature range/ humidity range*2

-40ºC~+60ºC(no sudden changes), 0~95%RH (non-condensation)

Explosion-proof class

TIIS        Ex ia llC T4 Ga
ATEX      ll1G Ex da ia llC T4 Ga / lM1 Ex da ia l Ma (With combustible gas sensor)

               ll1G Ex ia llC T4 Ga / lM1 Ex ia l Ma (No combustible gas sensor)
IECEx    Ex da ia llC T4 Ga / Ex da ia l Ma (With combustible gas sensor)

               Ex ia llC T4 Ga / Ex ia l Ma     ( No combustible gas sensor)

Protection level

Equivalent to IP66/68 (2 m, 1 h)

External dimensions/ weight

With rechargeable battery unit: Approx. 73mm(W)×65mm(H)×26mm(D) (excluding protrusions) / Approx. 120 g With dry battery unit: Approx. 73mm(W)×65mm(H)×34mm(D) (excluding protrusions) / Approx. 140 g