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Detector
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2, 3 or 4-gas detector
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Auto zero
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Yes
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Calibration
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Automatic
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Backlight
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Low light (auto); alarm condition (auto); reactivation on demand
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Full function self-test
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Sensor integrity, circuitry and battery; audible/visual alarms
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Sensor
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Plug-in, electrochemical cell (toxic and oxygen); catalytic (LEL)
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User field options
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Confi dence beep, pass code protection, latching alarms, calibration due date, “SAFE” display function
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Alarm Indicators
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Clearly advises alarm levels both visually and audibly
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Visual alarms
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Two fl ashing alarm bars visable from all angles
LCD indicates gas present and alarm levels encountered
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Audible alarm
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Typically 95 dB at 30 cm variable pulsed audible alarm
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Vibrator alarm
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Pulses warning in gas alarm conditions, or for any status alarms
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Other
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Low battery, over range, multiple gas and missing sensor
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Alarm Levels
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Instantaneous Low Alarm for all gases; instantaneous High Alarm for all gases; TWA (time weighted average) and STEL (short term exposure limit) for H2S and/or CO; OL (over limit alarm) for combustible gases
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LCD
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Continuous, alphanumeric gas readout and status display advises:
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Gases monitored
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H2S, CO, O2, combustibles (0-100% LEL or 0-5.0% methane)
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Gas concentration
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Simultaneous and continuously displays gas concentration(s) present (in ppm, %LEL, or % v/v)
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TWA ppm or %
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Records STEL and TWA exposures and displays on demand
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Peak ppm or %
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Records and displays peak exposure to gas and displays on demand
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Alarm setpoints
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Displayed on activation
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Tests
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Full function self-test
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Full function self-test on activation
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Battery
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Continuous
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General Specifications
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Rugged, composite material with integral concussion-proof boot
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Operating temperature
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-4 to 122 oF / -20 to 50 oC
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Humidity
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5% to 95% RH (non-condensing)
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EMI/RFI
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Complies with EMC Directive 89/336/EEC
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Ingress Protection
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IP65
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Battery run-time
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16-18 hours on two AA alkaline cells
14-16 hours on two NiMH rechargeable cells
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Size
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2.4 x 4 x 1.3 in. / 6 x 10 x 3.3 cm
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Weight
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7.4 oz. / 211 g
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Warranty
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Full 2 year warranty including all sensors
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Datalogger Options
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User-downloadable datalogger
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Data recorder
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All events and occurrences
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Sampling rate
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Factory set at 5-second intervals and user-settable from 1 to 127-second intervals
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Storage
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4.4 months of continuous data via 32 MB Flash MMC card (64 MB cards are also available); when full, the wraparound feature replaces oldest data with most recent data
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