Festo SEC-AC-305, Fitting And Installation Instructions

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1 . Summ a ry o f co mp o n e nt s
1 − 15
F es t o P.BE−SE C − AC −HW−EN e n 0511c
li n ea r t e mp e r a tur e se n so r. Th e r eg u la t o r w ill b e s w i t c h e d
o ff wh e n a ce rt ai n d e f i n e d t e mp e r a tur e is e x cee d e d.
1 . 9 . 3 M o n i t o r i n g th e m o t o r
Th e SE C − AC p ossesses th e f ollo w i n g pr o t ec t i v e fun c t io n s f o r
m o n i t o r i n g th e m o t o r a nd th e co nn ec t e d r o t a ry tr a n s du ce r:
M o n i t o r i n g th e r o t a ry tr a n s du ce r:
A n e rr o r o f th e r o t a ry tr a n s du ce r ca u ses th e f i n al o utput
s t age t o b e s w i t c h e d o ff. Th e ca rr ie r sig n al a nd th e tr ace r
sig n al a r e m o n i t o r e d.
M eas ur i n g a nd m o n i t o r i n g th e m o t o r t e mp e r a tur e :
Th e SE C − AC p ossesses a n i nput f o r r egis t e r i n g a nd m o n i
t o r i n g th e m o t o r t e mp e r a tur e .
1 . 9 .4 I
2
t m o n i t o r i n g
Th e SE C − AC h as I
2
t m o n i t o r i n g f o r li m i t i n g th e m e d i um loss o f
o utput i n th e f i n al o utput s t age a nd i n th e m o t o r. As th e loss
o f o utput occ urr i n g i n th e p o w e r elec tr o n ics a nd i n th e m o t o r
i n c r eases i n th e m os t unf a v o ur a b le case i n s qu a r e d v al u e
w i th th e c urr e nt f lo w i n g , th e d igi t i z e d c urr e nt v al u e w ill b e
acce pt e d as a m eas ur e o f th e loss o f o utput.
1 . 9 . 5 A ut o m a t ic br a k i n g
Th e SE C − AC ca n d i r ec t l y co ntr ol a p a rk i n g br a k e w i th li m i t e d
c urr e nt co n s umpt io n o f up t o 0 . 5 A . Op e r a t io n o f th e h ol d i n g
br a k e ca n b e ca rr ie d o ut a ut o m a t icall y w i th pr og r a mm a b le
d ela y t i m es .