Burkert 8697 - Switch Adjustment; Switch Cam Settings and Checks; Safety Positions; States on Auxiliary Energy Failure

29
Safety Positions
Theswitchcams(andswitchpoints)havenowbeenset.
→ Check the switching point(s) using suitable measuring
equipment.
→ Ifrequired,theswitchpointscanstillbenelyadjusted:Usinga
screwdriver,pushswitchcamstowardsthemiddle(see“Fig.27”).
→ Checkthatthesealiscorrectlypositionedinthetransparentcap.
(“Fig.19:Positionofthesealinthetransparentcap”,page23).
NOTE!
Damage or malfunction due to penetration of dirt and
humidity.
ToensuredegreeofprotectionIP65/IP67:
▶ Screw the transparent cap in all the way.
→ Close the Pneumatic Control Unit (assembly tool: 674078
7)
).
Switch cam
Fig. 27: Adjustment of the micro switch and the proximity
switches
8) The assembly tool (674078) is available from your Bürkert sales oce.
10. SAFETY POSITIONS
Safety positions after failure of the electric or pneumatic auxiliary
energy:
Operating mode Designation
Safety positions after failure
of the auxiliary energy
up
down
Single-acting
control
functionA
Electrical Pneumatic
down down
up
down
Single-acting
control
functionB
up up
Tab. 9: Safety positions
11. ACCESSORIES
Designation Order no.
ConnectioncableM12x1,8-pole 919061
Assembly tool 674078
Tab. 10: Accessories
english
Type 8697