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QGM Multi-Gas Detector

QGM – 4 Gas Personal Multi-Gas Detector

Datalogger, IECEx and ATEX zone 0 approved

 

 

 

– IECEx and ATEX zone 0 approved

– Simple single button operation

– Easy calibration and bump check with optional dock

– Rugged and durable housing

– Displays Time weighted Average and Short-term Exposure Limit values

– Adjustable alarm levels using the WatchGas IR Link

– Data log: up to two months or more

– Optical, acoustic and vibrating alarms

 

APPLICATION EXAMPLES

 

– (Petro)chemical plants and factories

– Tank storage parks

– Sewage and wastewater treatment facilities

– Mining industry

– Construction sites

– Governments/first responders

– Food and beverage industry

 

Product Detail

The WatchGas QGM is a multi-gas monitor engineered to keep you and your staff safe while working in hazardous environments. The WatchGas QGM offers detection for up to four different gases. The QGM is able to detect the deficiency of oxygen, poisoning by H2S and CO, and the lower explosion level of combustible gases present. When the concentration of these gases exceed the predetermined values of the TWA, STEL, highhand low alarm, the QGM wil raise the alarm through vibrating, flashing LEDs and a 90dB acoustic alarm. A built-in-data- and event logger registers peak and average alarm values, calibration dates, bump test information for up to 2 months. All logs can be downloaded to PC through the WatchGas IR-link software. We can offer you the QGM as a 2-, 3- or 4 gas monitor. The QGM comes with a catalytic sensor or optional IR sensor to detect combustible gases. If the optional IR-sensor is used, the QGM’s battery life changes. The low energy consuming sensor utilizes far less capacity than the pellistor enhancing battery life to 2 months allowing continuous operation with only one initial charge.

 

  • IECEx and ATEX zone 0 approved
  • Simple single button operation
  • Easy calibration and bump check with optional dock
  • Rugged and durable housing
  • Displays Time weighted Average and Short-term Exposure Limit values
  • Adjustable alarm levels using the WatchGas IR Link
  • Data log: up to two months or more
  • Optical, acoustic and vibrating alarms

Specifications

MODEL QGM
LEL O2 CO H2S
Measuring type Diffusion
Measuring method Catalytic [QGM-CAT] Infrared [QGM-IR] Electrochemical
Measuring range 0-100% LEL 0-30 Vol.% 0-500 ppm 0-100 ppm
Resolution 1% LEL 0.1 Vol.% 1 ppm 0.1 ppm
Sensor life time > 2 year 2 year > 2 year > 2 year
Operation Single Button
Alarm Display Digital LCD display, LCD Backlight, indicator LEDs, flashing alarm
Operation mode display Visual: LCD alarm display, LCD Backlight, Indicator LED
Acoustic: buzzur (90 db @ 10 cm) and vibrating alarm
Event log Data log 2 months or more
Event log / calibration log / bump log: 30 event
Mounting type Stainless steel belt clip
Programming WatchGas IR Link with PC software
Operation temperature -20°C – 45°C
Operating Humidity 10 – 95% RH, non-condensing
Battery Type: Lithium-ion rechargeable battery, Charging time < 6h
Operation time QGM-CAT: 24 hours, QGM-IR: 2 months
Housing Rugged durable housing with impact proof coating IP67
Dimensions 60 x 40 x 118mm(WxDxH)
Weight < 240 g
Approval QGM-IR: EX II 1G ia IIC T4 Ga
QGM-CAT: EX II 1G da ia IIC T4 Ga
Option WatchGas IR Link, WatchGas Docking Station

Downloads

WATCHGAS QGM EN DATASHEETS v2.0

WATCHGAS QGM USER MANUAL EN