UNI-T UT30B Operating Manual page 21

Model UT30B/C/D/F: OPERATING MANUAL
G.Make Measurements(5)
2) Before measurement, cut off the power to the object to be measured
and inspect if input terminal or rotary switch is set to the right range
then you can measure the object with power on.
3) If the magnitude of current is unknown, set rotary switch to the highest
range and then adjust to a lower range until a satisfactory reading is
obtained.
4) If the meter is overloaded on mA input jack the fuse will melt up. In this
case, replace with a new fuse with same specification.
5) The dimension of fuse is
250V (FAST).
6) For 10A input jack, it is non-fused. For safety, each measuring time
should be equal to or less than 10 seconds. Time intervals should be
equal to or over 15 minutes.
5x20(mm)and the specification is F.0.3A/
ø
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