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3.4 Resistance measurement (
Ω
Ω
Ω
Ω
Ω
)
1. Connect the measuring leads to the instrument’s terminals.
2. Turn the selector switch to the
position and press
once on the yellow key:
The
symbol is no longer displayed.
3. Connect the instrument to the circuit to be measured.
Range selection is automatic.
To accurately measure low-value resistance, offset the
resistance of the measurement leads (
see § 3.3)
Above 4000
Ω
, the display indicates
OL
.
Display range
400
Ω
4000
Ω
Measuring range
0.0 to 399.9
Ω
400 to 3999
Ω
Accuracy
(1)
1% L +2 counts
Resolution
0.1
Ω
1
Ω
Open circuit voltage
≤
3.2 V
Measuring current
320 µA
40 µA
Protection
500 V AC or 750 V (DC or peak)
(1) With offset of the resistance of the measurement leads
■
■
■
■
■
MIN/ MAX Mode:
- Accuracy: ditto preceding table +0.2% L
- Capture time: 100 ms typ.
3.5 Semi-conductor test (
)
1. Connect the measurement leads to the instrument’s
terminals, complying with the polarities indicated: red lead
on the "+" terminal and black lead on the "COM" terminal.
2. Turn the selector switch to the
position and press
twice on the yellow key: The
symbol is displayed.
3. Connect the instrument to the semi-conductor (junction) to
be tested.
The current to be measured flows in the direction of the “+”
terminal to the “COM” terminal. It corresponds to the test
of the semi-conduction junction in the direct direction.
- Short circuit on junction: buzzer warning for a threshold
< 0.050 V
- Junction reversed or cut (or threshold > 3.2V)
OL
displayed.
Display range
4 V
Measuring range
0.000 to 3.199 V
Accuracy
1% L +2 counts
Resolution
1 mV
Measurement current
(1)
2 mA to 4 mA
Protection
500 V AC or 750 V (DC or peak)
(1) according to the voltage measured
■
■
■
■
■
Mode MIN/ MAX :
- Précision : idem tableau précédent +0,2% L
- Temps de capture : 100 ms typ.