Siemens SIMATIC S5 Manual page 84

Application Examples
FB 51
SEGMEMT 1 0000
FOUR POSITIONING JOBS CAN BE PROCESSED ONE AFTER THE OTHER AUTOMATICALLY WITH
FB51 :
FIRST JOB -----> FORWARDS,
SECOND JOB -----> BACKWARDS,
THIRD JOB -----> FORWARDS,
FOURTH JOB -----> FORWARDS,
THE PROGRAM IS STARTED BY WITH A POSITIVE EDGE AT I0.0 (SEE OB1).
THE LIMIT SWITCHES MUST NOT BE ACTUATED IN THIS PROGRAM, OTHERWISE THE
POSITIONING VALUES WILL BE CORRUPTED. THE RESPONSE OF A DRIVE TO THE OPERATION
OF A LIMIT SWITCH SHOULD BE PROGRAMMED BY THE USER.
NAME :FEST-VP
0005 :
0006 :A I 89.6
0007 :S Q 89.4
0008 :S Q 89.5
0009 :BEC
000A :
000B :
000C :A F 103.0
000D :JC =M001
000E :S F 103.0
000F :S F 103.7
0010 :L KH 2010
0012 :T QW 88
0013 :L KH 2000
0015 :T QW 90
0016 :BEU
0017 :
0018 :
0019 M001 :A F 103.1
001A :SPB =M002
001B :S F 103.1
001C :S F 103.7
001D :L KH 3020
001F :T QW 88
0020 :L KH 4000
0022 :T QW 90
0023 :BEU
6-8
LEN=77
SPEED A, TARGET A
SPEED B, TARGET B
SPEED C, TARGET C
SPEED D, TARGET D
SWITCH ON "NEUTRAL" MODE
AS SOON AS THE CURRENT
POSITIONING JOB IS
EXECUTED
THE FIRST POSITIONING JOB
IS TRANSFERRED TO THE PIQ
WITH THIS SEQUENCE
FLAGS F103.X ARE THE
AUXILIARY FLAGS
THE SECOND POSITIONING JOB
IS TRANSFERRED TO THE PIQ
WITH THIS SEQUENCE
IP 267
0024
0025
ABS
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