VOLTCRAFT VC-337 - 14 Technical Data

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14. Technical data
Display ..............................................................4000 Counts (digits)
Measuring rate ..................................................approx. 2 - 3 measurements/second
Measurement method V/AC, A/AC ...................True RMS (real effective value measurement)
Test lead length ................................................approx. 90 cm
Measuring impedance ......................................≥10MΩ(Vrange)
Current clamp opening .....................................max. width 5.5 mm, max. height 13 mm
Measurement socket spacing ...........................19 mm
Automatic power-off ..........................................after 15 minutes (can be disabled)
Power supply ....................................................2 micro batteries (1.5 V, AAA or LR03)
Current consumption ........................................nominal approx. 9 mA,
max. 70 mA (continuity test / display illumination)
 Standby(automaticpower-off)approximately0.5μA
Battery change indication .................................≤2.6V±0.1V,power-offat≤2.1V+/-0.1V
Working conditions ...........................................0to+28°C(≤95%RHnon-condensing)
 +29to+40°C(≤75%RHnon-condensing)
 +41to+50°C(≤45%RHnon-condensing)
Operating altitude .............................................max. 2000 m
Storage conditions ............................................-10to+50°C,max.80%RH
Weight ..............................................................approx. 134 g
Dimensions (LxWxH) ........................................182 x 51 x 34 (mm)
Measurement category .....................................CAT II 600 V, CAT III 300 V
Pollution degree ................................................2
Meets ................................................................EN 61010-1, EN 61010-2-032 and EN 61010-2-033 safety regulations
EN 61326-1; EN 61326-2-2
1Measuring tolerances
Accuracy in ±(%ofreading+displayerrorincounts(=numberofsmallestpoints)).Theaccuracyisvalidforone
yearatatemperatureof+23°C(±5°C),andatarelativehumidityoflessthan75%,non-condensing.Temperature
coefcient:+0.1x(speciedaccuracy)/1°C
Themeasurementmaybeimpairedifthedeviceisoperatedwithinahighfrequency,electromagneticeldstrength
>1V/m.Atanelectromagneticeldstrength<1V/m,atoleranceof+5%mustbeappliedtoallspeciedareas.