G.  DC/AC Current Measurement 

(see figure 9)

The measuremnet ranges of current are: 40.00
and 400.0       .

To measure current, do the following:

1.

2.

3.
4.

(figure 9)

Set the rotary switch to 40     or 400    .  DC
measuremnet mode is a default.  Press 

SELECT

 to

switch between DC and AC measurement mode.
Hold the Meter tight, don’t release.   The Hall
components are very senstive not only to the magnet
but also to heat and machines reaction force.  Any
shock will cause the changing in reading in the short
time.
Press the lever to open the transformer jaw.

A

A

A

A

Center the conductor within the transformer jaw, then release the Meter slowly until
the trasnformer jaw is completely closed,  Make sure the conductor to be tested
is placed at the center of the transformer jaw, otherwise it will casue deviation.
The Meter can only measure one conductor at a time, to meausre more than one
condutor at a time will cause deviation..

40A

400A

Model UT203/204: OPERATING MANUAL

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