i lost my soft copy of S5 cpu 115 (6es59427ub11) program

MickMars

Hey all,

First of all, I'm pretty new with Siemens S5 and I would really appreciate any helpI can get. Basically, Ihave went through the manual but couldn't find anything on thefunction blocksbelow.
In addition to that, I have came across a particular command that I do not understandas highlighted below also.



FB 15
+--------------+
!GP:FPGP!
FW 200 --!Z12 Z22 !-- FW 202
DW 105 --!Z11Z21 !-- FW 204
+--------------+


FB 20
+--------------+
! GP:DIV !
FW 202 --!Z12 OV !-- F 210.0
FW 204 --!Z11 FEH !-- F 210.1
FW 206 --!Z22 Z3=0!-- F 210.2
FW 200 --!Z21 Z32 !-- FW 212
!Z31 !-- FW 214
+--------------+

FB 16
+--------------+
! GP:GPFP!
FW 212 --!Z12 OV !-- F 210.3
FW 214 --!Z11 Z2=0!-- F 210.4
! Z22 !-- FW 216
! Z21 !-- FW 218
+--------------+


L DW 17
T FW 192
A F 193.0
= F 190.4
A F 193.1
= F 190.5
L FY 190
C DB 8
T DR 2<==== What does this command do?

Again please assist me with these in anyway possible and thank you guys in advance.