HT instruments SPEED418 - Manual (Page 12)

400 Series
EN - 11
5.2.2. Auto power off
Move the cursor to Auto power off by means of the arrow
keys (,) and confirm with ENTER. Subsequently, the
displays shows the setting screen which allows
enabling/disabling the auto power off of the instrument after a
period of 5 minutes inactivity.
Select the desired option by means of the arrow keys (,).
To store settings, press the ENTER key, to exit the changes
made, press the ESC key.
O F F
O N 5 m i n
O F F

VAL
5.2.3. Nominal
voltage
Move the cursor to Nominal V by means of the arrow keys
(,) and confirm with ENTER. Subsequently, the displays
shows the screen which allows setting the value of the
voltage to be used for calculating the prospective short-circuit
current.
Select the desired option by means of the arrow keys (,).
To store settings, press the ENTER key, to exit the changes
made, press the ESC key. V N O M
V p - n = 2 3 0 V V p - p = 4 0 0 V
V p - n = 2 4 0 V V p - p = 4 1 5 V

VAL
5.2.4. Frequency
Move the cursor to Frequency by means of the arrow keys
(,) and confirm with ENTER. Subsequently, the displays
shows the screen which allows setting the value of the mains
frequency.
Select the desired option by means of the arrow keys (,).
To store settings, press the ENTER key, to exit the changes
made, press the ESC key.
F R E Q
5 0 H z
6 0 H z

VAL
5.2.5. System
Move the cursor to System by means of the arrow keys
(,) and confirm with ENTER. Subsequently, the display
shows the screen which allows selecting the type of electric
power supply system.
Select the desired option by means of the arrow keys (,).
To store settings, press the ENTER key, to exit the changes
made, press the ESC key.
S Y S
T T / T N s y s t e m
I T s y s t e m

VAL
5.3. MEM
By selecting MEM with the cursor and confirming selection with ENTER, the memory
management is accessed (§ 9).