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Sampling Method

N/A Diffusion sampling standard/hand aspirator or motorized pump optional

Display

N/A Digital LCD displays all four gases simultaneously, with auto backlight

Alarm Types

N/A Gas Alarm: 2 increasing alarms, STEL, TWA, overscale alarm. O₂ decreasing/increasing Trouble Alarm: Sensor disconnection, low battery, circuit error, calibration range error

Alarm Display

N/A Gas Alarm: Flashing LEDs, intermittent buzzer (95 db at 30 cm), flashing gas value, vibration Trouble Alarm: Flashing LEDs, intermittent buzzer (95 db at 30 cm), display of error message

Operating Temperature, Humidity

N/A -4˚F to 122˚F (-20˚C ~ +50˚C), 0 to 95% RH, non-condensing (splash resistant)

Response Time

N/A Within 30 seconds (T90)

Continuous Operation

N/A 20 hours after a 3 hour full charge (14 hours after 90 min. charge)

Power Source

N/A Direct charging NiMH batteries, set of 2

Safety Design/Approvals

N/A IECEx Zone 0 Ex ia IIC T4; ATEX II 1G Ex ia IIC T4; cCSAus classified, as intrinsically safe. Class I, Division I, Groups A, B, C, D

Weight

N/A 130 g

Case Material

N/A High impact over molded rubber. Dust and water resistant with IP-67 approval.

Controls

N/A Two glow in the dark buttons: POWER/MODE, AIR

Data Logging

N/A Standard with all instruments. Stores 8 alarm trend sessions where readings are recorded 30 minutes before and after an alarm event. 3,600 data point capacity with a log time range of 10 to 300 hours (based on programmable interval times); and stores up to 100 calibration records.

Required Accessories

N/A Battery charger

Warranty

N/A Two years material and workmanship