VOLTCRAFT VC950 - Technical Data; General Specifications; Direct Voltage Measurement Accuracy

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14. TECHNICAL DATA
Display ........................................... max. 100,000 counts
Measuring rate ............................... 3 measuring operations/second
Measuring line length .................... approx. 90 cm each
Measuring impedance ................... 10MΩ(Vrange),<100pF
Operating voltage .......................... 4 mignon batteries (type AA)
Operating time ............................... max. 100 hrs (per battery set)
Working conditions ........................ 11to30°C(<80%rF),>30to40°C(<75%rF),>40to50°C(<45%rF)
Operating altitude .......................... max. 2,000 m
Storage temperature ...................... -20 °C to +60 °C
Weight ........................................... approx. 620 g
Dimensions (L x W x H) ................. 212 x 98 x 52 mm
Measurement category .................. CAT III 1,000 V, CAT IV 600 V, contamination degree 2
Crest factor max ............................ 3(CF1.4to2.0+1%;CF2.0to2.5+2.5%;CF2.5to3.0+4.0%)
Measurement tolerances
Statementof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 coefficient <18°C or >28 °C: +0,15 x (specified accuracy)/1 °C
Direct voltage
Range Accuracy
100.000 mV ±(0.03%+40)
1000.00 mV ±(0.026%+20)
10.0000 V
±(0.02%+20)100.000 V
1000.00 V