Siemens SIMATIC S5 TD 390 Manuel page 62

Introduction
PLC
Program
1. Load process value
in DBxy
2. Trigger message
display by setting
flag bit
3. Include process
value modified in
the DBxy in the
process
TD user
You can select the following languages for the user interface of the
interface
TD 390: German, English, French, Italian and Spanish.
Range of The following messages and variables can be displayed and modified:
functions
Messages with and without variable process, timer and counter
values. Max. 120 messages are displayed.
Timer and counter values (max. 24). You can display and modify
timer and counter values.
Process values (max. 24) are displayed together with messages. You
can modify the process values.
Time. You can set the current date and time.
Alarm. You can set alarms.
Operating hours. You can reset the operating hours using the
TD 390.
1-2
DBxy
Message 1 bar
.
. .
Message n
TD 390
Message 1 30 bar
Message 1
30 bar
Modify
process value
C79000–K8576–C292–01
TD 390