Festo SEC-AC-305-CO, Руководство пользователя

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5. A d ju s t men t of p a r ame t e r s/ Lo ad and sa v e se t of p a r ame t e r s
5 − 50
Fes to P . B E −S EC − AC − C O− E N en 0802 a
2. P o s itio n R eac h ed
Thi s fu nc tio n off e r s th e c h ance to de fi ne a po s itio n wi nd ow
a rou nd th e t a r ge t po s itio n ( target_position ) . If th e ac tu a l
po s itio n of th e d riv e i s withi n thi s r ange for a ce rt a i n p e rio d of
ti me − th e position_window_time − b it 10 ( target_reached )
will be se t i n th e statusword .
F i g .5 / 11 : P o s itio n r eac h ed − F u nc tio na l ov e rvi e w
F i g .5 / 11 s how s how th e wi nd ow fu nc tio n i s de fi ned for th e
message "po s itio n r eac h ed ". Th e po s itio n r ange be tw een
x
i
− x
0
and x
i
+x
0
i s de fi ned s y mme tri ca lly a rou nd th e t a r ge t
po s itio n ( target_position ) xi. F or e x am pl e th e po s itio ns xt0
and xt
1
a r e i ns i de thi s po s itio n wi nd ow ( position_window ).
If th e d riv e i s withi n thi s wi nd ow a ti me r i s s t a rt ed . If thi s
ti me r r eac h es th e ti me de fi ned i n th e o b j ec t position_win
dow_time and th e d riv e u n i n t e rrupt ed ly w as withi n th e v a li d
r ange be tw een x
i
− x
0
and x
i
+x
0
, b it 10 ( target_reached ) will be
se t i n th e
statusword
.