Product Manual

FLIRCM72_CM74USERMANUALDocumentIdentifier:CM72_CM74‐en‐US_AA
22
7. Specifications
7.1Generalspecifications
Displaycounts:  0~6000
Measuringrate:  3timespersecond
Over‐rangeindication: OLor–OL.
Autopoweroff:  10minutes(canbe disabled)
Lowbatteryindicator:
isdisplayed.Replacebatterywhenindicatorappears.
Powerrequirement: 4×1.5VAAAalkalinebatteries.
Batterylife: Approx.200hoursforCM72;100hoursforCM74(withalkaline
batteriesandbacklight/worklightoff)
Calibration:  1yearcalibrationcycle.
Operatingconditions:
14to50°F(‐10to10°C)(non‐condensing)
50to86°F(10to30°C)(≤80%RH)
86to104°F(30to40°C)(≤75%RH)
104to122°F(40to50°C)(≤45%RH)

Storageconditions: 4to140°F(‐20to60°C);0–80%RH(batteriesnotinstalled)
Dimensions:  (D×W×L):1.7×3.5×9.5in.(43mm×89mm×241mm)
WeightCM72: 12.8oz.(363g)includingbatteries
WeightCM74: 15.0oz.(426g)includingbatteries
Temperaturecoefficient:
0.2×(specifiedaccuracy)/°C,<64.4°F(18°C),>82.4°F(28°C)
Over‐voltagecategory:IEC61010‐1CATIV‐600V,CATIII‐1000V,IEC61010‐2‐033

CAT Applicationfield
III Distributioncircuits,machinery,mainswitchingdevicesclosetoswitchgears,
industrialinstallationsandhighcurrentclosetodistributioncircuits
IV Installationsources,utilitytransformers,alloutsideconductors,counters,protective
devicesonprimarysidesandelectricitymeters

Operatingaltitude: 6562′(2000m)
Jawopening:  1.38in.(35mm)
Pollutiondegree:  2


