VOLTCRAFT VC 820-1, Руководство по эксплуатации

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Technical Data and Measuring Tolerances
A Technical data
Display . . . . . . . . . . . . . . . . : 3
3
/
4
digit liquid crystal display (LCD), display size of
4000 counts
Speed of measurement . . . : 3 measurements per sec.
Input resistance . . . . . . . . . : > 10 MOhm
Over-voltage category . . . . : CAT III 600V
Battery replacement symbol: from lower than 7.5VDC ±0,5V
Voltage supply . . . . . . . . . . : 9V compound battery, type: NEDA 1604 6F22 or 006P
or 6LR61
Operating temperature . . . : 0°C to +40°C
Storage temperature . . . . . : -10°C to +50°C (batteries removed)
Rel. air humidity . . . . . . . . . : < 75%, non-condensing from 0°C to +30°C and
< 50%, non-condensing from 31°C to 40°C
Operating height . . . . . . . . : up to max. 2,000m above MSL
Temperature for guaranteed
accuracy . . . . . . . . . . . . . . : +23°C ±5K (=Kelvin)
Weight . . . . . . . . . . . . . . . . : ca. 300g (with battery, without measuring lines)
Dimensions (L x W x H) . . . : 177 x 85 x 40mm
B Measuring tolerances
Indication of accuracy in ±(% of the measurement value read + number of positions =
digits =dgt(s)).
Accuracy valid for 1 year at a temperature of +23°C ±5K, and at a relative humidity of
less than 75%, non-condensing. The warm-up time is 1 minute
Operating mode Measurement range Accuracy Resolution
Direct 400mV ±(1.0% + 5 dgts) 0.1mV
voltage 4V ±(0.9% + 5 dgts) 1mV
40V ±(0.9% + 5 dgts) 10mV
400V ±(0.9% + 5 dgts) 100mV
600V ±(1.4% + 5 dgts) 1V
Overload protection: 600VDC lower than 10s
Alternating For input voltages < 50mV not specified
voltage 4V ±(1.5%+5dgts) 1mV
40V ±(1.5%+5dgts) 10mV
400V ±(1.0%+5dgts) 100mV
600V ±(2%+5dgts) 1V
Input resistance > 10 MOhm, frequency of the alternating voltage: 50Hz to 400Hz
Overload protection: 600VACrms < 10s
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