Technical Specifications

5. Technical Specifications/Certifications

WEIGHT	7.9 oz. (instrument with battery and clip)
DIMENSIONS (L x W x H)	4.4 x 3.00 x 1.37 inches � without fastening clip
ALARMS	Four gas alarm LEDs, a charge status LED, an audible alarm, and a vibrating alarm
VOLUME OF AUDIBLE ALARM	95 dB typical
DISPLAY	LCD display
BATTERY TYPE	Rechargeable Li polymer battery. Li polymer battery must not be charged in Ex area
INSTRUMENT RUN TIME	24 hours at 77�F (25�C)
CHARGING TIME	? 4 hours The maximum safe area charging voltage Um = 6.7 Volts D.C
TEMP RANGE	14 to 104�F (-10 to 40�C) Normal operating range -4 to 122�F (-20 to 50�C) Extended operating range 50 to 95�F (10 to 35�C) While charging battery -40 to +140�F (-40 to 60�C) Intrinsic safety ambient temperature range (ATEX, IEC) -40 to +129�F (-40 to 54�C) Intrinsic safety ambient temperature range (CSA, ETL)
HUMIDITY RANGE	15 - 90% relative humidity, non-condensing; 5 - 95% RH intermittent
ATMOSPHERIC PRESSURE RANGE	800 to 1200 mbar
INGRESS PROTECTION	IP 67
MEASURING METHODS	Combustible gas: Catalytic sensor O2 and Toxic gas: Electrochemical sensor
MEASURING RANGE	Combustible O2 CO H2S 0-100% LEL 0-30% Vol. 0-1999 ppm 0-200 ppm 0-5.00% CH4