bürkert 8685 Bedienungsanleitung Seite 25

Type 8685 / 8686
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)
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).
Fig. 20: Designation on PCB Type 8686
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→
designation
on pcB
Cable holder
Screw terminals
24V
GND
Valve1
Valve2
Top1
Bot1
Top2
Bot2 Tab. 6:
4)
Guide the cables through the cable gland.
Connect the wires (see pin assignment in "Tab. 6").
assignment
4)
Bottom end position -
Bot2
Bot actuator 2
Top end position -
Top2
Top actuator 2
Bottom end position -
Bot1
Bot actuator 1
Top end position -
Top1
Top actuator 1
Valve control Y2
Valve2
Actuator 2 activated
Valve control Y1
Valve1
Actuator 1 activated
GND
Supply voltage -
24V
Supply voltage +
Connection for cable gland Type 8686
Actuator assignment see "Fig. 18".
English
external circuit
24 V / 0 V (max. 0.1 A)
GND (7)
24 V / 0 V (max. 0.1 A)
GND (7)
24 V / 0 V (max. 0.1 A)
GND (7)
24 V / 0 V (max. 0.1 A)
GND (7)
high active, to activate
connect with 24 V
high active, to activate
connect with 24 V
GND
24 V DC ±10%
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