Burkert Type 8686 User Manual
Page 25
25
Electricalinstallation
device connection for cable gland type 8686
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Use a cable cross-section of 0.25 mm² for the electrical connection.
Fastening
screws
M4 (2x)
Screw terminals
Cable holder
Fig. 19: Position of screw terminals Type 8686
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Loosen the fastening screws M4 and pull the control head up
(only if the control head is already installed).
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Install the cable gland, if necessary (approx. 1,5 Nm).
Valve1
GND
24V
Valve2
Top1
Bot1
Top2
Bot2
Fig. 20: Designation on PCB Type 8686
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Guide the cables through the cable gland.
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Connect the wires (see pin assignment in “Tab. 6”).
designation
on pcB
assignment
4)
external circuit
Bot2
Bottom end position -
Bot actuator 2
24 V / 0 V (max. 0.1 A)
GND (7)
Top2
Top end position -
Top actuator 2
24 V / 0 V (max. 0.1 A)
GND (7)
Bot1
Bottom end position -
Bot actuator 1
24 V / 0 V (max. 0.1 A)
GND (7)
Top1
Top end position -
Top actuator 1
24 V / 0 V (max. 0.1 A)
GND (7)
Valve2
Valve control Y2
Actuator 2 activated
high active, to activate
connect with 24 V
Valve1
Valve control Y1
Actuator 1 activated
high active, to activate
connect with 24 V
GND
Supply voltage -
GND
24V
Supply voltage +
24 V DC ±10%
Tab. 6: Connection for cable gland Type 8686
4)
Actuator assignment see “Fig. 18”.
English
Type 8685 / 8686