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Chapter 4
Specifications
General Specifications
Maximum voltage between terminals and earth: CAT. II 1000V DC or 750V AC
Display: 3 3/4 digit (4000 count) digital indication. Frequency range: 9999 counts
max.
42 segment analogue bar graph
Full indicators, automatic polarity indication
Measuring rate:
Analogue bar graph 20 times per second
Capacitance 1 time per second
Over range indications: MSD (Most Significant Digit) blinks
Low Battery indication:
Temperature coefficient:
Temperature:
Operating: 5°C to 35°C
Storage: -10°C to 60°C
Relative humidity: 20% to 75% RH (5°C to 35°C)
Back light
Safety:
Power requirements
Size
Weight
Accuracy is given as ± (% of reading + number of least significant digit) at 18°C to
28°C, with relative humidity up to 75%.
All specifications assume less than 1 year since calibration.
DVM645BI
rms (sine)
Digital 2 times per second
The "
voltage drops below the reliable operating level.
0.15 x specified accuracy per °C
< 18°C to >28°C
" indicator is displayed when the battery
19
GB
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