14
Main power switch: Turning on this switch and the indicator
would display the measuring content.
Keyboard: "ESC", "ENT", “
”, “
”
"ESC": denial of the content where the cursor is located or the
content has been completed.
"ENT": Once recognition of the content where the cursor is
located, you can press this key to confirm and move the cursor to
other place.
“
”, “
”: Changing the value or changing P(positive
connection), N(negative connection), D(different frequency),
W(working frequency )and other contents.
Indicator display: indicating menus, measurement information,
measurement results. Sun exposure for long time should be
avoided.
Brightness adjustment: adjusting the contrast degree of
screen.
V. Operating instructions
The dielectric loss of high voltage winding for low-voltage
winding and shell in the measurement of power transformers is an
example. The negative connection should be adopted (see the
diagram of negative connection method). After checking the proper
