Programmable Controllers Module Specifications Reference Manual

Digital Modules
4-76
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Time, Frequency
Internal preparation time
between backplane bus and
input of the output driver
1)
Up to hardware release 03
• independent of enable
diagnostics/diagnostic
interrupt/ substitute value
max. 100 s
Up to hardware release 04
• without enable diagnostics/
diagnostic interrupt/
substitute value
• with enable diagnostics/
diagnostic interrupt/
substitute value
max. 60 s
max. 100 s
1)
The switching time of the output driver is added to the
overall runtime on the module (< 100 s for
resistive load)