Measuring Current - Velleman DCM266L Notice D'emploi

2.1 Function and range selector
A rotary switch is used to measurement Functions and Ranges. When the
switch is set to OFF position, the meter does not operate.
2.2 Transformer jaws
Pick up the AC current flowing through the conductor. Press the TRIGGER to
open the transformer jaws. When the finger press on the TRIGGER is
released, the jaws will close again.
2.3 Data hold
A push switch (Push ON, Push OFF. All ACA, ACV, DCV ranges with this
feature)
2.4 Input jacks
This meter has three input jacks that are protected against overload to the
limits.
During use connect the black test lead to COM jack and connect red test lead
to V Ω jack. The red test lead is depended on function selected.
The EXT jack is used for accept insulation tester unit EXT banana plugs, when
measurement insulation resistance.
3. Operating instruction

3.1 Measuring current

1. Set the rotary switch at desired AC range position. The transformer jaws pick
up the AC current flowing through the conductor.
2. When only the figure " 1" displayed, it indicates overrange situation and the
higher range has to be selected.
DCM266L
Wrong
- 5 -
Correct
VELLEMAN