Festo SEC-AC-305, Инструкции по установке и монтажу

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3 . In s t alla t io n
3 − 15
F es t o P.BE−SE C − AC −HW−EN e n 0511c
Please note
Th e t e mp e r a tur e se n so r i n th e m o t o r (n o rm all y− close d co n
t ac t) ca n b e w i r e d ei th e r v ia th e th e se n so r ca b le o r th e
p o w e r ca b le (d e p e nd i n g o n th e m o t o r). Th e unu se d co n
n ec t io n r e m ai n s i n eac h case unw i r e d.
In F es t o dr i v e p ac k ages th e t e mp e r a tur e se n so r is w i r e d
v ia th e m o t o r ca b le .
Th e p a rk i n g br a k e is s upp lie d w i th p o w e r by th e p o w e r s up
p l y f o r th e SE C − AC .
If th e p a rk i n g br a k e r e qu i r es m o r e th a n 0 . 5 A , i t ca nn o t b e
s upp lie d d i r ec t l y by th e SE C − AC . Th e t ole r a n ces i n th e v ol t age
s upp l y mu s t also b e o b se rv e d ( see sec t io n 2 . 2 .).
If n ecessa ry, a r ela y mu s t b e i n se rt e d i n th e ci r c u i t b e tw ee n
th e SE C − AC a nd th e p a rk i n g br a k e , as s h o wn i n th e d iag r a m
b elo w.
1
SE C − AC
2
P o w e r un i t
3
Br a k e
4
M o t o r
5
Fr ee −runn i n g
d io d e
6
R esis t o r a nd ca
p asi t o r f o r s p a rk
e xt i n g u is h e r
Br+
Br−
+ 2 4V
GND
GND
+ 2 4V
1
2
3
4
5
6
5
F ig . 3 / 7 : Co nn ec t i n g a p a rk i n g br a k e t o th e SE C − AC