Rockwell Automation 2707-L40X_L8X_V40X DTAM Plus Operator Interface Module Installation Instructions - Manual (Page 121)

Special Controller Functions
Appendix C
C–5
To read/write the contents of controller Status files:
!
ATTENTION: Changing control status bits may cause a
processor fault or have other possible effects on the controller
operation. Make sure you understand the function of status data.
1. Enter the P–A/D function from the Special Menu.
You are prompted for a file type:
Select file type:
(O)Output
PREV/NEXT To Scroll
ENTER To Select
2. Press [NEXT] and [PREV] keys to scroll through the file types.
Select (S)Status and press [ ].
You are prompted for a status file number:
Select File Number
2
Press ENTER
PLC-5 DF1
Operating System
DH485
Operating System
File Number: 2
Element Addr: 0
File Number
2
Word Address: 0
3. Enter the status file number and word or element address.
You are shown the value at that address:
File:Elem DEC HEX
S002:000 00000 0000
15 .... Binary ... 0
0000 0000 0000 0000
PLC-5 DF1
Operating System
DH485
Operating System
File:Word DEC HEX
S002:000 00000 0000
15 .... Binary ... 0
0000 0000 0000 0000
4. To change a value or the element address, move the cursor into the data
field using the [NEXT] or [PREV] keys. Enter the new data. If you are
editing binary data, use the [+/-] key to toggle the data between 1 and 0
and press [NEXT] or [PREV] to move to the next bit.
See Attention above.
5. Press [ ] to to load the new data into the file element.
6. Pressing the [PREV MENU] key at any time returns to the P–A/D file
select menu.
Reading / Writing Controller
Status Files