Prokit's Industries MT-1620 - Manual (Page 27)

recover the working condition.
 If presses the “FUNC” when power is on, auto
power off disable.
4.8 PREPARATION FOR MEASUREMENT
4.8.1 Turn the transform switch. If the battery
voltage is less than 7V, display will show “
”, the
battery should be changed at this time.
4.8.2 The “
” besides the input lead shows that
the input voltage or current should be less than
specification on the sticker of the meter to protect
the inner circuit from damaging.
4.8.3 Select a transform switch accordingly for the
item to be measured.
4.8.4 When connection, first connect to the public
testing line, then to the electriferous testing line.
When you’ll remove it, you should remove
the elecriferous one.
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