Reference Information
S7 message functions
Number of
stations that can
be logged on for
message
functions, max.
SCAN procedure
Process
diagnostic
messages
Alarm-8 blocks
Control system
fault messages
Test and commissioning functions
Status/Force
Status/Force
Variable
Force
Force
Status block
Single step
Diagnostic buffer
Available
Number of inputs,
max.
Preset
136
8
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
400
120
Hardware Installation and Operating Manual, Edition 02/2006, A5E00273194-02
Windows Automation Center, WinAC Slot Version 4.0