Size

4.75” H x 2.75” W x 1.25” D (120.65 x 69.85 x 31.75 mm.)

Weight

7.675 oz. (220.2 g)

Temperature

-4˚ to +122˚F (-20˚ to +50˚C)

Humidity

5% to 95% RH (non-condensing)

Alarms

Visual, vibrating & audible (minimum 95 dB)

Low, High, STEL, TWA & OL (Over Limit)

LEDs

4 Red alarm bar LEDs

Yellow back-light (activated on button press)

Red back-light (activated on alarm condition)

Yellow maintenance notification LED

Display

High viewing angle alphanumeric Liquid Crystal Display (LCD)

Logs

25 Bump tests, 25 events, 25 calibrations

Continuous 1 second data logging (typical capacity > 2 months)

Tests

Full function self-test upon activation

Sensors, battery and circuitry tests run continuously

Ingress Protection

IP 68

Gase

H2S........................................0 - 100 ppm (0.1 ppm increments)

CO.........................................0 - 500 ppm (1 ppm increments)

Combustible (LEL).................0 - 100% LEL (0.1% increments)

O2..........................................0 - 30% vol. (0.1% increments)