Model UT233: OPERATING MANUAL
35
2. Positive phase sequence is shown as below figure
35.
A
B
C
V3 input terminal
corresponding voltage
Figure 35
When V1 input terminal, V2 input terminal and V3
input terminal base on the below table connecting
A phase, B phase and C phase, all three phases
voltage are over 100V, LCD displays positive phase
sequence result
Positive phase sequence
A, B, C phases
V1
A
B
C
V2
B
C
A
V3
C
A
B
Input Terminal
Checking Result
Positve phase sequence
V1 input terminal
corresponding voltage
V2 input terminal
corresponding voltage