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GasAlert Extreme

User Manual

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:

S, SO

, HCN: -40°C to +50°C (-40°F to +122°F)

CO: -30°C to +50°C (-22°F to +122°F)

(high range): -20°C to +40°C (-4°F to +104°F)

Other gases: -20°C to +50°C (-4°F to +122°F)

Operating humidity:

CO, H

S, SO

, Cl

, HCN, NO

, NH

, PH

, ETO, NO, O

15% to 90% relative humidity (non-condensing)

Cl2: 10% to 95% relative humidity (non-condensing)

ClO2: 15% to 95% relative humidity (non-condensing)

O2: 0% to 99% relative humidity (non-condensing)

Detection range:

GasAlert Extreme O

: 0 – 30.0% vol. (0.1% vol. increments)

GasAlert Extreme CO: 0 – 1000 ppm (1 ppm increments)

GasAlert Extreme CO (low H

sensitivity): 0 – 1000 ppm

(1 ppm increments)

GasAlert Extreme H

S: 0 – 100 ppm (1 ppm increments)

GasAlert Extreme H

S (high range): 0 – 500 ppm (1 ppm increments)

GasAlert Extreme PH

: 0 – 5.0 ppm (0.1 ppm increments)

GasAlert Extreme SO

: 0 – 150.0 ppm (0.1 ppm increments)

GasAlert Extreme Cl

: 0 – 50.0 ppm (0.1 ppm increments)

GasAlert Extreme NH

: 0 – 100 ppm (1 ppm increments)

GasAlert Extreme NH

: (high range) 0 – 400 ppm (1 ppm increments)

GasAlert Extreme NO

: 0 – 100.0 ppm (0.1 ppm increments)

GasAlert Extreme HCN: 0 – 30.0 ppm (0.1 ppm increments)

GasAlert Extreme ETO: 0 – 100.0 ppm (0.1 ppm increments)

GasAlert Extreme ClO

: 0 – 1.00 ppm (0.01 ppm increments)

GasAlert Extreme O

: 0 – 1.00 ppm (0.01 ppm increments)

GasAlert Extreme NO: 0 – 250 ppm (1 ppm increments)

Sensor type: Plug-in electrochemical cells

Calibration: Auto zero, set span, and span sensor

Alarm conditions: TWA alarm, STEL alarm, low alarm, high alarm, sen-

sor alarm, low battery alarm, confidence beep, automatic shutdown

alarm.

Audible alarm: 95 dB at 0.3 m (1 ft.) typical

Visual alarm: Red light-emitting diode (LED)

Display: Alpha-numeric liquid crystal display (LCD)

Backlight: Automatically activates for 3 seconds whenever there is

insufficient light to view the display and during alarm conditions. Any

pushbutton reactivates the backlight for 6 seconds.

Self-test: Initiated upon activation

Battery test: Every 0.5 seconds

Battery: 3 V lithium Energizer 1CR2-series battery

Warranty: 2 years including sensors.

Approvals:

Classified by UL to both U.S. and Canadian Standards as Intrinsically

Safe for Class I, Division 1, Group A, B, C, D

European Explosives Protection EEx ia IIC

CE 0539

g II 1 G DEMKO 04 ATEX 03 36363

IECEx

ABS Type Approved: VA-348-169-X

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