Megger M8035 - Electrical Specifications

22
Accuracy is ± % reading + number of digits or otherwise specified, at
23°C ±5°C and less than 75% R.H.
d.c. Voltage
NMRR: >60dB @ 50/60Hz
CMRR: >120db @ d.c., 50/60Hz, R
s
=1kΩ
Input Impedance: 10MΩ 30pF nominal (100pF nominal for 40mV and
400mV ranges)
Temperature Coefficient: 0.1 x (specified accuracy)/°C @ (0°C-18°C or
28°C-50°C)
Overload Protection: 780V rms/1000V peak (600V d.c./V a.c. rms for
40mV and 400mV ranges)
a.c. Voltage
CMRR: >60dB @ d.c. to 60Hz, R
s
=1kΩ
Input Impedance: 10MΩ, 30pF nominal (100pF nominal for 400mV range)
*a.c. coupled True RMS specified from 5% to 100% of range or otherw i s e
s p e c i fied; Crest Factor: <3:1 at full scale, and <6:1 at half scale.
**Specified from 10% to 100% of range.
***Specified from 15% to 100% of range.
****Add (30000/reading) counts below 38% of range.
Overload Protection: 780V rms/1000V peak (600V d.c./V a.c. rms for
400mV range)
Electrical Specifications
Range M8035 M8037
Accuracy
40.00mV 0.5% + 6d
4 0 0 . 0 m V, 4,000V, 40.00V, 400.0V, 1000V 0.08% +1d
Range M8035 M8037 *
Accuracy
40 Hz–1 kHz
400.0 mV 0.8% + 3d 0.8% +3d
4,000 V, 40.00 V, 400.0 V 0.8% + 3d 0.8% +3d
750 V 1.0% + 3d 1.0% +3d
1 kHz–5 kHz
400.0 mV 1.0% + 3d 1.0% +3d
4,000 V, 40.00 V, 400.0 V 1.0% + 6d 1.0% +4d
750 V 3.0% + 8d** 3.0% +6d**
5 kHz–20 kHz
400.0 mV 2.0% + 6d** 1.5% +6d***
4,000 V, 40.00 V, 400.0 V 1.8% + 8d** 1.8% +6d***
750 V Unspecified Unspecified
20 kHz–50 kHz
400.0 mV Unspecified 2.5% +6d****
Range M8035 M8037 *
Accuracy
50 Hz–60 Hz
400.0 mV, 4,000 V, 40.00 V 0.5% + 3d 0.5% +3d
400.0 V, 750 V