HT instruments MACROTEST 5035 - Manual (Page 36)

MACROTEST 5035
EN - 35
4.4.5. Mode " "
1. Connect the three black, red and green connectors of the untied cables in the corresponding
input terminals of the instrument
B1, B2, B3 and the crocodiles to the free ends of the
cables.
B2 B3 B4 B1
L1
L2
L3
N
Instrument connection for phase sequence indication L1=black cable, L2=blue cable, L3=green cable
2. Connect the crocodiles to the three phases of the system under test. The instrument
displays the following screen (before pushing START/STOP key):
386
V
388
V
388
V
4. Press
the START/STOP key to start the measurement of phase
sequence, one of the following screen will be displayed:
At the end of the test the instrument
displays the values alongside in case of
correct phase sequence, which means
the black cable is connected to the
phase1=L1, the blue cable to the
phase2=L2 and green cable to the
phase3=L3. 123
At the end of the test the instrument
displays the values alongside in case of
wrong phase sequence.
o
213
CAUTION
The display of
“Measuring” indicates that the instrument is effecting the
measurement. During this phase do not disconnect the test leads from the
instrument.
SAVING:
The tests can be stored pressing the
SAVE key twice
(according to paragraph 5.1).
Message " 123":
means that the
phase sequence
is correct.
Message " 213":
means that the
phase sequence
is wrong.
Voltage value between Phase1 and Phase2.
Voltage value between Phase3 and Phase1.
Voltage value between Phase2 and Phase3.
SAVE
START
STOP