Installation Instructions Owner's manual
Special Controller Functions
Appendix C
C–3
Use the P-A/D function to display and change values in controller files. The
only exceptions are Input and Output files, you cannot write to these file
types. The P-A/D function is often useful when starting up or debugging
applications. The following tables list the controller file types that can be
accessed using the P-A/D function:
SLC File Types PLC File Types
File Type Identifier
Default
File Number
Read Write
File Type Identifier
Default
File Number
Read Write
Output O 0 Yes No Output O 0 (fixed) Yes No
Input
I
1 Yes No Input
I
1 (fixed) Yes No
Status S 2 Yes Yes Status S 2 (fixed) Yes Yes
Binary B 3 Yes Yes Binary B 3 Yes Yes
Timer T 4 Yes Yes Timer T 4 Yes Yes
Counter C 5 Yes Yes Counter C 5 Yes Yes
Control R 6 Yes Yes Control R 6 Yes Yes
Integer N 7 Yes Yes Integer N 7 Yes Yes
ASCII➀
A None Yes No Floating Point F 8 Yes Yes
ASCII String➀
ST None Yes No ASCII A 9 Yes Yes
Floating Point➀
F None Yes Yes BCD D 10 Yes Yes
➀ Not supported by SLC 5/01 or 5/02 controllers.
Block Transfer
BTR or
BTW
11 Yes Yes
Message MG 12 Yes No
PID PD 13 Yes Yes
SFC SC 14 Yes Yes
ASCII String ST 15 Yes No
Using the P-A/D Function