Burkert Type 8690 - Manual (Page 22)

22
Electricalinstallation
9.2 electrical installation
with cable gland
noTe!
Breakage of the pneumatic connection pieces due to rota-
tional impact.
▶ When unscrewing and screwing the transparent cap, do not hold
the actuator of the process valve but the connection housing.
procedure:
→
Open the Pneumatic Control Unit: unscrewing the transparent
cap in an anticlockwise direction.
→
Push the cables through the cable gland.
→
Connect the wires according to the model (options) of the Pneu-
matic Control Unit.
→
Close the Pneumatic Control Unit.
Screw
terminals
Printed
circuit board 1
2
3
4
5
6
Klemmen-
Nummerierung
Connection housing
Fig. 17: Position of the screw terminals
9.2.1 connection diagram
with micro switches
(mechanical limit switches)
terminal configuration external circuit
1
Micro switch
top (NO)
1
2
Micro switch top (NO)
Micro switch top (NO)
2
3
Micro switch
bottom (NO)
3
4
Micro switch bottom (NO)
Micro switch bottom (NO)
4
5
Valve control
0 / 24 V
5
6
0/24 V DC ± 10 %
Residual ripple 10 %
6
Valve control
GND
Tab. 2: Connection diagram with micro switches
english
Type 8690