HT instruments HT9022 - Manual (Page 30)

HT9022
EN - 28
5.5. POSITION “W ”: DC, AC+DC POWER MEASUREMENT
WARNING
The maximum DC or AC+DC input voltage is 1000V and the maximum
measurable DC or AC+DC current is 1000A. Do not measure voltages and
currents exceeding the limits given in this manual. Exceeding these limits
could result in electrical shocks to the user and damage to the instrument.
We recommend holding the clamp respecting the safety area created by the
hand protection (see Fig. 3)
By positioning the selector switch to “W ”, the screen to the
side will appear.
Mod Par Sys Fnz
A C < 1 0 . 0 H z
- - - -
k W
- - - -
k V a r i
- - - -
k V A
1 P
19/01-17:00:00
Press key F1 (Mod) to open the drop-down menu shown on the
screen to the side. At each subsequent pressure of key F1, the
cursor will scroll through the available items, as follows:
• AC 1P: measurement of AC Powers on single-phase system;
• AC 3P: measurement of AC Powers on three-phase
balanced system;
• DC: DC Power measurement;
• Help: it displays the connection between instrument and
system;
Mod Par Sys OK
A C < 1 0 . 0 H z
- - - -
k W
- - - -
k V a r i
- - - -
k V A
19/01-17:00:00
• Esc: it closes the drop-down menu.
Select the desired measuring mode and press key F4 (OK) to confirm.
See par.9.1, 9.2 and 9.3 for details about calculation formulas.
AC 1P
AC 3P
DC
Help
Esc