Please note with branch lines:
–
the maximum total length of the AS-Interface bus
(100 m without repeaters/extenders).
–
the length of the load voltage connection cable
(depends on the current consumption of the valve
terminal and fluctuations in load voltage).
Connection to M12 plug (AS-i In / AS-i Out)
2
3
1
M12 plug, 4-pin,
"AS-i In"
Pin 1:
AS-Interface +
Pin 2:
0 V (additional supply)
Pin 3:
AS-Interface -
Pin 4:
+24 V (additional supply)
Seal unused connections with protective caps type ISK M12
or UIFB1-02-1/4.
3.7 Accessories
Note
The Festo accessories can be found under:
www.festo.com/catalogue
Festo VTSA-ASI-...-4E4A-Z 1108a English
1
1
Bus
AS-i In
4
1
4
3
2
M12 socket, 4-pin,
"AS-i Out"
2
2
Bus
AS-i Out
27