X-CPU 01  4 Start-up 
HI 801 009 E Rev. 4.00  Page 39 of 52 
Column  Description  Range of Values 
Name 
Name for the event definition; it must be unique within the 
resource. 
Text, max. 32 
characters 
Global variable 
Name of the assigned global variable (added using a 
drag&drop operation) 
 
Data type  Data type of the global variable; it cannot be modified. 
depending on the 
global variable type 
Event source  CPU event 
 
The processor module creates the timestamp. It 
creates all the events in each of its cycle. 
I/O event 
A suitable I/O module (e.g., AI 32 02) creates the 
timestamp. 
Auto event 
 
The timestamp is created by a suitable I/O 
module, if assigned, otherwise by the processor 
module. 
Default value: Auto 
CPU, I/O, Auto 
HH Alarm Text  Text specifying the alarm state of the highest limit value.  Text 
HH Alarm Value  Highest limit value triggering an event. Condition:  
(HH Alarm Value - Hysteresis) > H Alarm Value or HH Alarm 
Value = H Alarm Value 
depending on the 
global variable type 
HH Alarm Priority  Priority of the upper limit; default value: 500  0...1000 
HH Alarm 
Acknowledgment 
Required 
Activated 
The user must confirm that the highest limit value 
has been exceeded (acknowledgment). 
Deactivate
d 
The user may not confirm that the highest limit 
value has been exceeded. 
Default value: Deactivated 
Checkbox activated, 
deactivated 
H Alarm Text  Text specifying the alarm state of the upper limit value.  Text 
H Alarm Value  Upper limit value triggering an event. Condition:  
(H Alarm Value - Hysteresis) >  (L Alarm Value + Hysteresis) 
or H Alarm Value = L Alarm Value 
depending on the 
global variable type 
H Alarm Priority  Priority of the upper limit; default value: 500  0...1000 
H Alarm 
Acknowledgment 
Required 
Activated 
The user must confirm that the upper limit value 
has been exceeded (acknowledgment). 
Deactivate
d 
The user may not confirm that the upper limit 
value has been exceeded. 
Default value: Deactivated 
Checkbox activated, 
deactivated 
Return to Normal 
Text 
Text specifying the normal state  Text 
Return to Normal 
Severity 
Priority of the normal state; default value: 500  0...1000 
Return to Normal 
Ack Required 
The normal state must be confirmed by the user 
(acknowledgement); default value: Deactivated 
Checkbox activated, 
deactivated 
L Alarm Text  Text specifying the alarm state of the lower limit value.  Text 
L Alarm Value  Lower limit value triggering an event. Condition:  
(L Alarm Value + Hysteresis) <  (H Alarm Value - Hysteresis) 
or L Alarm Value = H Alarm Value 
depending on the 
global variable type 
L Alarm Priority  Priority of the lower limit; default value: 500  0...1000 
L Alarm 
Acknowledgment 
Required 
Activated 
The user must confirm that the lower limit value 
has been exceeded (acknowledgment). 
Deactivate
d 
The user may not confirm that the lower limit 
value has been exceeded. 
Default value: Deactivated 
Checkbox activated, 
deactivated 
LL Alarm Text  Text specifying the alarm state of the lowest limit value.  Text 
LL Alarm Value  Lowest limit value triggering an event. Condition:  
(LL Alarm Value + Hysteresis) < (L Alarm Value) or 
LL Alarm Value = L Alarm Value 
depending on the 
global variable type