VOLTCRAFT VC-450 E - Page 64

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Direct voltage V/DC
Range Resolution Accuracy
600.0 mV* 0.1 mV ±(0.9% + 6)
6.000 V 0.001 V ±(0.7% + 6)
60.00 V 0.01 V
±(0.9% + 4)600.0 V 0.1 V
1000 V 1 V
*onlyavailableviathemeasuringfunction“mV”
Overloadprotection1000V;Impedance:10MΩ(mV:≥100MΩ)
When the measuring input is short-circuited in the mV area, a display of 5 counts is possible
Alternating voltage V/AC
Range Resolution Accuracy
600.0 mV* 0.1 mV ±(1.3% + 5)
6.000 V 0.001 V ±(1.0% + 5)
60.00 V 0.01 V
±(1.3% + 4)600.0 V 0.1 V
750 V 1 V
600.0V“LoZ” 0.1 V ±(2.6%+4)
600.0V“Motor”** 0.1 V ±(2.0% + 6)
*onlyavailableviathemeasuringfunction“mV”
** the precision indicated is not valid for speed-controlled motor drives
Frequencyrange40-400Hz;Overloadprotection750V;Impedance:10MΩ(mV:≥100MΩ)
Speciedmeasurementrange:5-100%ofthemeasuringrange
When the measuring input is short-circuited, a display of 5 counts is possible
After use of the LoZ function, a regeneration time of 1 minute is required
TrueRMScrestfactor(CF)≤3CFto600V,≤1.5CFto750V
TrueRMS crest factor for non-sine-shaped signals plus tolerance addition:
CF >1.0 - 2.0 + 3%
CF >2.0 - 2.5 + 5%
CF >2.5 - 3.0 + 7%
Criteriaforphaserecognitionvariablefrequencyinthe“motor”mode:>80V/AC,from50to80Hz