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BW Gas Alert Max XT II Series Multi-Gas Detector with Motorized Pump

  • BW Gas Alert Max XT II Series Multi-Gas Detector with Motorized Pump
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Product Description

Key Features:

  • Integrated sampling pump
  • SmartSample technology and powerful diaphragm pump provide reliable block detection and consistent, uniform flow
  • Easy-to-read, multi-language LCD displays all four gas concentrations (H2S, CO, O2 and combustibles) simultaneously
  • Visual, vibrating and audible alarm indicators
  • Low, High, TWA (time weighted average) and STEL (short-term exposure limit) alarms
  • LCD icons help with fast and easy notification of detector operation
  • Built-in concussion-proof boot
  • Simple auto-calibration procedure
  • Rechargeable batteries provide enough power for a 13-hour shift
  • Best in class block detection with semi-conductor pressure sensor
  • Easy, one-button interface for simple operation
  • Flexible user options minimize training
  • Tamper-proof field operation
  • Multi-language support in English, French, German, Spanish and Portuguese
  • Compatible with MicroDock II automated test and calibration system


Instrument dimensions: 13.1 x 7.0 x 5.2 cm (5.1 x 2.8 x 2.0 in.)
Weight: 300 g (10.6 oz.)
Operating temperature: -20°C to +50°C (-4°F to +122°F)
Storage temperature: -40°C to +60°C (-40°F to +140°F)
Operating humidity: 10% to 100% relative humidity (non-condensing)
Dust and moisture ingress: IP66/67
Alarm setpoints: May vary by region and are user-defined
Detection range:
  • H2S: 0 – 200 ppm (1 ppm increments)
  • CO: 0 – 1000 ppm (1 ppm increments)
  • O2: 0 – 30.0% vol. (0.1% vol. increments)
  • LEL (combustible): 0 – 100% LEL (1% LEL increments) or 0 – 5.0% v/v methane
Sensor type:
  • H2S, CO, O2: Single plug-in electrochemical cell
  • LEL (combustibles): Plug-in catalytic bead
O2 measuring principle: Capillary controlled concentration sensor
Alarm conditions: TWA alarm, STEL alarm, low alarm, high alarm, multi-gas alarm, over limit (OL) alarm, low battery alarm, confidence beep, automatic deactivation alarm, pump alarm
Audible alarm: 95 dB+ at 30 cm variable pulsed beeper with full battery charge
Visual alarm: Red light-emitting diodes (LEDs)
Display: Alphanumeric liquid crystal display (LCD)
Backlight: Activates upon startup and when the pushbutton is pressed; deactivates after 10 seconds. Activates during an alarm condition and remains lit until alarm ceases
Self-test: Initiated during activation, self-test runs continuously while detector is operational
Calibration: Automatic zero and automatic span
User field options: Startup message, lockout on self-test error, safe mode, confidence beep, latching alarm, force calibration, cal IR lock, force bump, location logging, force block test, set datalog interval, set confidence interval, language selection.
Sensor Options: Sensor enable/disable, set span concentration values, set calibration interval, set bump interval, set alarm setpoints, set STEL interval, set TWA period, auto zero at startup enable/disable, 5% overspan, low alarm acknowledge, oxygen measurement, and combustible gas measurement
Battery operating time: One rechargeable lithium polymer battery at 20°C provides 13 hours operating runtime

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