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4.1 REFERENCE CONDITIONS
Influence Quantity
Temperature
Relative humidity
Supply voltage
Frequency range
Capacity in parallel on resistor
Electrical field
Magnetic field
4.2 VOLTAGE
Measurement
Range
Frequency
Range*
Resolution
Accuracy
Input
Impedance
*Over 500 Hz, the small display will indicate "- - - -", and the main display will give
an assessment of the measured voltage's peak value only.
4.3 INSULATION RESISTANCE
Method: Voltage-current method according to EN 61557-2 (ed. 02/97)
Nominal Output Voltage:
500, 1000, 2500, 5000 V
Adjustments Available in Variable Mode:
10 V from (40 to 1000) V
100 V from (1000 to 5100) V
Nominal Current: > 1 mA
Short-circuit Current: < 1.6 mA ± 5 %
Load Current: 3 mA
Max. Acceptable Voltage: Upeak = 0.4 Un
20
4. SPECIFICATIONS
1.0 to 99.9 V
100 to 999 V
DC and (15 to 500) Hz
0.1 V
1 % of
Reading ±
5 cts
750 kΩ at 3 MΩ depending on measurement voltage
(or adjustable from 40 V to 5100 V)
DC
DC
approx when starting measurement
D C
Reference Values
23 ± 3 °C
(45 to 55) % RH
(9 to 12) V
DC and (15.3 to 65) Hz
0 µF
nil
< 40 A/m
1000 to 2500 V
1 V
2 V
1 % of Reading ± 3 cts
Megohmmeter Model 6505 - User Manual
2501 to 5100 V
DC
2 V
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