Operation Manual

Chapter II
5000-count portable digital multimeter, with current inputs
27
6.2.6. Capacitance
)
Note Discharge all capacitors before taking measurements.
Selector switch
position
Ranges Accuracy Measurement
current
Max measurement
time
Protection
(∗)
Resolution
50 nF 100 nA < 1 s 10 pF
500 nF 1 µA < 1 s 100 pF
5 µF 10 µA < 1 s 1 nF
50 µF
1 % R + 2 D 100 µA < 1 s 600 V
RMS 10 nF
500 µF 1 mA < 2 s 100 nF
5000 µF 1 mA
≈ 3 s/mF
1 µF
50 mF 2 % R + 2 D 1 mA
≈ 3 s/mF
10 µF
(∗) Overload protection can be reset automatically.
Number of points : 5 000
Range selection : automatic or manual
Maximum open circuit voltage : 7 V
For measurements in 50 nF range, the use of shielded and very short connection is highly
recommended.
6.2.7.
Diode threshold voltage measurement
Measurable voltages : 0 to 1.999 V
Measurement current : 1 mA
+/-
20 %
Resolution : 1 mV
Protection : 600 V
RMS, can be reset automatically
6.2.8. Fr
equencies
Selector switch
position
Ranges Accuracy Input
impedance
Protection Resolution
0.62 to 5 Hz 0.0001 Hz
5 to 50 Hz 0.001 Hz
Hz 50 to 500 Hz 0.03 % R + 1 D
10 MΩ
± 1100 VPEAK
0.01 Hz
500 Hz to 5 kHz (VAC+DC) 775 Vrms 0.1 Hz
5 to 50 kHz 1 Hz
50 to 500 kHz 0.05 % R + 1 D 10 Hz
Number of points :
50 000
Range selection : The measurement is realised by the capacitive
coupling. The frequency meter is automatically
positioned on 5 V range.
Voltage range manual selection possible, if necessary.
Sensitivity
Range 5 V to 500 V 750 V
0.62 Hz to 5 kHz (*) 2 % of range 100 V
5 kHz to 50 kHz 5 % of range 250 V
50 kHz to 500 kHz 10 % of range -
(*) square signals
) In this switch position, only the voltage frequency can be measured.
6.2.9. Safety
IEC 61010-1 + A1 + A2
Insulation : class 2
Pollution degree : 2
Indoor use, altitude < 2000 m
Installation category
of input : CAT III, 600 V max. to earth