Siemens M7-400 Manuale Utente
Digital Modules
4-68
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Note
If the power supply is switched on by means of a mechanical contact, a voltage
pulse may occur at the outputs. The transient pulse lasts a maximum of 0.5 ms.
pulse may occur at the outputs. The transient pulse lasts a maximum of 0.5 ms.
Changing Fuses
!
Warning
This can result in injury.
If you change a fuse without removing the front connector of the module, you could
be injured by an electric shock.
be injured by an electric shock.
Consequently, always remove the front connector before you change the fuse.