PLC Tag Database feature support
- Last UpdatedJul 29, 2024
- 1 minute read
Siemens PLC TagDB features support status:
|
Category |
TagDB Item |
Siemens Program Feature |
Auto-Build Feature |
|
Data Type |
Pre-defined data types |
System Pre-Defined (PDT) data structure |
Template |
|
Data Type |
PLC Data Types |
User Defined (UDT) data structure |
Template |
|
Scope |
PLC Tags |
Global tags |
Instance/Attribute |
|
Usage |
Accessible from HMI/OPC UA/ |
Parameter for UDT |
Not Supported |
|
Usage |
Writable from HMI/OPC UA |
Parameter for UDT |
Not Supported |
|
Usage |
Visible in HMI engineering |
Parameter for UDT |
Not Supported |
|
Tags |
Tag Table |
User-defined Tag table |
Template |
|
Tags |
Tag Table |
Default Tag table |
Not Supported |
|
Tags |
Data Type |
Refer to the entries under "Data Type" Category above |
Attribute (non-specific field) |
|
Tags |
Address |
PLC address for the Tag |
Not Supported |
|
Tags |
Retain |
Tag properties for Retain/Non retain |
Not Supported |
|
Tags |
Supervision |
Tag properties for different supervisions. |
Not Supported |
|
Tags |
Comment |
Description for the Tag |
Not Supported |