22

Model UT231: OPERATING MANUAL

time are locked, but still continuous accumulate
measuring time.
After read the data, press 

HOLD 

again to

continous measurement.  kWh value continous
accumulate and the measuring time jumps to
the present measuring time.
When the measuring time is over 24 hours or
the Meter is switched to other measuring ranges,
active energy measuring will stop.
The maximum readinng of acitve energy is
9999kWh. 

OL 

will be displayed when the reading

is over than that.

MAX 

and

 MIN 

are not valid when measuring active

energy.
Press

 CLEAR 

to reset the time.

5.

6.

When testing has been completed, disconnect the
connection between the testing leads and the circuit
under test and remove testing leads from the input
terminals.

Note