Idiomas disponibles
Idiomas disponibles
2
Making Measurements
Measuring AC or DC Current (up to µA)
Never attempt an in-circuit current measurement where the open-circuit
WARNING
potential to earth is greater than 1000 V. Doing so will cause damage to the
clamp meter and possible electric shock or personal injury.
– To avoid possible damage to the clamp meter or to the equipment under
CAUTION
–
– Placing the probes across (in parallel with) a powered circuit when a lead
This measurement function is applicable for the U1194A model only.
Set up your clamp meter to measure AC or DC current (up to μA) as shown in
Figure
Figure 2-21
62
test, use the proper terminals, function, and range for your measurement.
Use the clamp jaw for currents above 600 µA.
To measure current, you must open the circuit under test, then place the
clamp meter in series with the circuit.
parallel with) any circuit or component when the leads are plugged into
the current terminals.
is plugged into a current terminal can damage the circuit you are testing.
This happens because the resistance through the clamp meter's current
terminals is very low, resulting in a short circuit.
2-22. Probe the test points, and read the display.
DC current display
Never place the probes across (in
Keysight U1190A Series User's Guide
