String Data File
- Last UpdatedMar 06, 2024
- 1 minute read
|
Plant SCADA Type |
Tag Address Rule |
Allowable Value Ranges |
|
INT |
STf:e.s STf:e.LEN STf:e.DATA[n] |
f - file number: [9-255] e - element number: [0-255] s - sub-element number: [0-41] n - a pair of characters (high & low bytes): [0-40] |
|
STRING |
STf:e.DATA |
f - file number: [9-255] e - element number: [0-255] Note: This tag would cover the entire string contents (excluding length byte) |
Examples
|
Examples |
Meaning |
|
ST9:1.0 |
String data file 9, element 1, sub-element 0 |
|
ST9:1.LEN |
String data file 9, element 1, sub-element 1 (which is LEN) |
|
ST9:3.DATA |
String data file 9, element 3, entire string contents |
|
ST9:1.DATA[2] |
String data file 9, element 1, characters 5 and 6 [*see table below] |
The DATA[x] string can specify certain characters only as shown in the following table:
|
DATA[0] |
Indicates characters 1 and 2 |
|
DATA[1] |
Indicates characters 3 and 4 |
|
DATA[2] |
Indicates characters 5 and 6 |
|
etc... |
etc... |