Burkert Type 8686 - Manual (Page 37)

37
Controlanddisplay
10.3.2 changing the settings
procedure:
→
Unscrewing the transparent cap makes the slide switches and DIP
switches accessible.
→
Select the actuator size with the DIP switches. Only one uniform
actuator size needs to be selected on both actuator sides (see
valve type label).
→
Use the “Tab. 13: Color assignment of end positions” or the labeling
on the PCB to assign the desired color to the actuator status LEDs
(end position).
→
Check that the seal is correctly positioned in the transparent cap
/ body casing (see “Fig. 31”).
note!
damage or malfunction due to ingress of dirt and moisture.
▶ To comply with degree of protection IP65 / IP67, screw in the
transparent cap / body casing all the way.
→
Close the transparent cap / body casing (auxiliary tool for
installing the cover: 674077
8) ).
8)
The auxiliary tool for installing the cover (674077) is available through
your Bürkert sales office.
10.3.3 manual activation of pilot valves
with the control head Type 8686
The pilot valves can be switched with the service switches. With
control function A, the spindle moves up with switch position
“On”. With control function A, the spindle moves down with switch
position “On”.
ON
Service
OFF
Service
ON OFF
Slide switch
(service switch)
Pilot valve for actuator 1
LED status
Pilot valve for actuator 2
Slide switch
(service switch)
Pilot valve for actuator 2
LED status
Pilot valve for actuator 1
Fig. 32: Service switch and status LEDs for pilot valve (Type 8686)
procedure:
Voltage is absolutely essential on the device!
→
Unscrewing the transparent cap makes the service switches
accessible.
→
Switch the relevant pilot valve with the service switches.
→
Check that the seal is correctly positioned in the transparent cap
/ body casing (see “Fig. 31”).
English
Type 8685 / 8686