BW Technologies GasAlert Extreme Operation & User’s Manual

13, 3 GasAlert Extreme User Manual a Caution To avoid possible personal injury, adhere to the following: • Warning: Substitution of components may impair Intrinsic Safety. • Warning: To prevent ignition of flammable or combustible atmospheres, disconnect power before servicing. …

17, GasAlert Extreme User Manual 7 Figure 2. Display Elements Note When enabled, the backlight option automatically activates for 3 seconds whenever there is insufficient light to view the LCD. Press and hold (until the backlight activates) any button to acti- vate the backlight for 6 seconds…

38, GasAlert Extreme User Manual 28 Computed Gas Exposures a Warning To avoid possible personal injury, do not deactivate the detector during a work shift. The detector automatically resets the TWA, STEL, and MAX gas exposures during start-up. If the detector is reactivated during a work shift,…

54, BW Technologies GasAlert Extreme GasAlert Extreme User Manual 44 4. Remove the PCB. 5. Replace the sensor. Gently rock the sensor back and forth to remove a tightly held sensor. Note Allow the new sensor 5 minutes to stabilize before use. For a new ETO or NO sensor, allow the new sensor 2 hours to stabi- lize before use. 6…

60, GasAlert Extreme User Manual 50 Specifications Instrument dimensions: 2.8 x 5.0 x 9.5 cm (1.1 x 2.0 x 3.75 in.) Weight: 82 g (2.9 oz.) Operating temperature: H 2 S, SO 2 , HCN: -40°C to +50°C (-40°F to +122°F) CO: -30°C to +50°C (-22°F to +122°F) NH 3, NH 3 (high range): -20°C to +40…