17

Model UT231: OPERATING MANUAL

The active power ranges are:
40A, 100A, 400A and 1000A

The phase angle ranges are:
 0° ~360°

Warning

To avoid damages to the Meter or harms to you, do
you measure higher than AC voltage 600 v.r.s. and
AC current 1000A v.r.s.

To measure active power + phase angle, connect the
Meter as follows:

Press the 

MENU

 to select Active power (main

display) + Phase angle (secondary display) range.
Press the lever to open the transformer jaw, and
clamp them to the power source or the tested
conductor.
Insert the red test lead to 

V

 input terminal and black

test lead to

 COM

 input terminal and connect them

to tbe live wire and neutrual wire of the tested circuit.

1.

2.

3.

The double display shows the active power kW
value and the PG value of the measured object.
The maximum active power kW measuring range
is 600kW, 

OL

 will be displayed when it is over than

that.
Press 

MAX/MIN

 once, the LCD displays MAX, it

starts recording the maximum active power value.
Press

 MAX/MIN

 again, the LCD displays MIN, it

starts recording the minimum active power value.
Press 

MAX/MIN

 again to show the present active

power value.

4.

5.

6.

7.

8.

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