EN
Using the switch-mode power supply
SMP301-11
12
Switching via external 12 V switching voltage
➤
Make sure jumpers 6 (fig.
➤
Set jumper 9 (fig.
✓
The switch-mode power supply can now be managed via the external 12 V
switching voltage.
Switching via power supply
I
➤
Set jumper 6 (fig.
✓
The 24 V output power will be supplied whenever the power supply is
connected.
8
Using the switch-mode power supply
The switch-mode power supply switches on as soon as an external power supply is
available.
8.1
Replacing the plug-in fuses
Only replace a plug-in fuse (fig.
2, page 3) that has blown with a plug-in fuse of
the same value.
Use the fuse extractor (fig.
2, page 3) to easily remove and insert the plug-in
fuses.
➤
Disconnect the switch-mode power supply from the power supply.
➤
4, page 3) in the direction indicated by the arrows
and lift the cover off (fig.
➤
Only replace plug-in fuses that have blown with new plug-in fuses of the type
“ATO Type – LITTLEFUSE” and the same rating.
➤
Re-attach the cover to the switch-mode power supply.
➤
Put the switch-mode power supply back into operation.
NOTE
Setting jumper 6 (fig.
5, page 3) overrides the settings of jumpers 9
SMP301-11--IOM-7s.book Seite 12 Donnerstag, 21. November 2019 4:58 16