VOLTCRAFT VC-420 Bedienungsanleitung Seite 44

- Depending on your pre-selection, plug the red measuring line into the
measuring jack "10A" (4) or "µAmA" (5). Plug the black measuring line
into the "COM" (7) measuring jack.
- Connect the two measuring prods in series with the object to be
measured (battery, circuit, etc.) while powered down. The respective
circuit must be opened for this.
- Take the circuit into operation after connection.
- The polarity of the respective measured value is indicated on the
display together with the current measured value.
- Power the circuit down again after the end of measuring and remove
the measuring lines from the measured object. Switch off the DMM.
When a minus "-" appears in front of the measured value when
measuring direct current, the current has the opposite direction
(or the measuring lines have been swapped).
Proceed as described above to measure alternating currents (A
- Turn the DMM on and select the desired measuring function "10A, mA, µA".
- Press "MODE" to switch to the AC measurement range. "AC" appears in the display.
Pressing this button again takes you back to the DC measurement range, etc.
- Power the circuit down again after the end of measuring and remove the measuring
lines from the measured object. Switch off the DMM.
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).