QUICKDESIGNER
Siemens
••••
213
Protocol Button
Click the Protocol button to display the dialog box associated with the selected PLC.
Enter Timeout in seconds.
Click OK to return to the Project Setup dialog box.
Simatic TI Tag Variable Names
The legal variable names used with Simatic TI PLC's are shown in the following table. All series 520,
525, 530, 535, 560, and 565 are integers.
Format
Variable Type
Max in Group
DB00000
Drum Time Base
10
DC00000
Current Drum Status Word (read only)
10
DP00000
Drum preset for steps 1 thru 16 of drum n. N
can range from 1 to 30
7
TP00000
Timer/Counter preset value
7
TC00000
Timer/Counter current value
7
V00000
Variable Storage
7
WX00000
Word Input Image Register
7
WY00000
Word Output Image Register
7
X00000
Discrete Input Bit
10
Y00000
Discrete Output Bit
10
CR00000
Discrete "Control Relay" Bit
10
The variables listed in the above table can have one to five digit BCD address values. Variable names
must be upper case. For example, TC1 is a valid variable name for Timer 1 but tc1 is not.