HT 400 Series User Manual

400 Series
EN - 51
Fig. 27: Instrument connection for measuring the phase sequence with two leads, phase 2 connection
9. When the instrument detects
a voltage higher than the
minimum limit value on the
test lead, the instrument
displays the screen reported
here to the side and starts
measuring the second
voltage. The instrument
gives a long acoustic signal
until input voltage is present
123
1--
Measuring…
Measuring phase 2
1T
Func
10. Once acquisition is
completed, if the instrument
has detected a correct phase
sequence, it displays 123
and the message OK. It also
gives a double acoustic
signal
123
123
Correct phase sequence
OK
1T
Func
11. Once acquisition is
completed, if the instrument
has detected two voltages in
phase, it displays a screen
similar to the one reported
here to the side and gives a
double acoustic signal
123
11-
Phase conformity
OK
1T
Func
12.
The results displayed can be saved by pressing the SAVE key twice or the
SAVE key and, subsequently, the ENTER key (§ 8.1)

HT 400 Series Specifications

General

Type	Digital Multimeter
Diode Test	Yes
Auto Ranging	Yes
Data Hold	Yes
Operating Temperature	0°C to 40°C
DC Current Range	400μA to 10A
AC Current Range	400μA to 10A
Resistance Range	400Ω to 40MΩ
Continuity Test	Yes
Display	LCD, 4000 counts
Measurement Range	As per individual functions