Operation Manual

Chapter II
5000-count portable digital multimeter, with current inputs
26
6.2.3. DC current
Selector switch position Ranges Accuracy Max volt. drop Protection
Fuses
(∗)
Resolution
500 mADC 500 mADC 0.3 % R + 2 D < 600 mV 600 VRMS F1 + F2 100 µADC
10 ADC (∗∗)
10 A
DC 1 % R + 2 D < 700 mV 600 VRMS F2 10 mADC
(∗) Refer to fuse specifications section 3.5.3.
(∗∗) Acceptance 20 A overload during 30 s. max, observing a 5 min break at least between 2
measurements.
Beyond 7 A, the measurement is limited to one minute.
Number of points : 5 000
« OL » on the display (range 500 mADC only) and intermittent signal sounds in case of range overpassing.
For measurements performed on alternative signals, the selected range must tally with the max. value of
the signal peak.
Additional error in Pk +/- mode for a pulse width of ≥ 1 ms : 1 % R ± 50 D
6.2.4.
AC currents (AC+DC)
Selector switch
position
Ranges Accuracy Max.
volt.drop
Protection Fuses
(∗)
Resolution Max.
crest
500 mAAC+DC 500 mAAC+DC 40 Hz to 10 kHz :
1.5 % R + 2 D
10 kHz to 30 kHz :
5
% R + 2 D
< 600 mV 600 VRMS F1 + F2 100 µAAC+DC 1 A
10 AAC+DC (∗∗)
10 AAC+DC 40 Hz to 2 kHz
: 2.
5
% R + 2 D
2 kHz to 10 kHz
:
5
% R + 2 D
< 700 mV 600 VRMS F2 10 mAAC+DC
(∗) Refer to fuse specifications section 3.5.3.
(∗∗) Acceptance 20 A overload during 30 s. max, observing a 5 min break at least between 2
measurements.
At 10 A, the measurement is limited to a period of 30 minutes.
500 mAAC+DC range
:
Specifications applicable from 10 % to 100 % of the range for a sinusoidal signal in band 40 Hz to 30 kHz.
10 AAC+DC range
:
Specifications applicable from 10 % to 100 % of the range for a sinusoidal signal in band 40 Hz to 2 kHz
and 20 % to 100 % of the range in band 2 kHz to 10 kHz.
Number of points : 5 000
Additional error according to crest factor : 0.5 % for a crest factor of 2 to 3
1 % for a crest factor of 3 to 6
« OL » on the display (range 500 mAAC+DC only) and intermittent signal sounds in case of range
overpassing.
* blinks and an intermittent signal sounds (10 ADC and 10 ADC+DC ranges) in case of
measurements over 10 ADC and 10 ADC+DC.
6.2.5.
Resistance / Continuity test
Selector switch Ranges Accuracy Measur. current
Protection
(∗)
Resolution
500 Ω
0.3 % R + 3 D
1 mA
0.1 Ω
500 Ω
1 mA
0.1 Ω
5 kΩ
0.3 % R + 3 D
100 µA
1 Ω
Ω 50 kΩ
10 µA 600 V
RMS
10 Ω
500 kΩ
1 µA
100 Ω
5 MΩ
0.5 % R + 3 D
100 nA
1 kΩ
50 MΩ
1 % R + 5 D
50 nA
10 kΩ
(∗) Overload protection can be reset automatically.
Number of points :5 000
Range selection : auto or manual (fixed in continuity mode)
Maximum open circuit voltage : 7 V
Detection threshold in continuity mode : 10 Ω to 15 Ω
Response time in continuity mode : 1 ms
For measurements in 5 MΩ and 50 MΩ ranges, the use of shielded and very short connection is highly
recommended.