DGE−...−ZR/−SP
REF
HW
SS
Fig. 35
REF
HW
SS
8. Fasten the reference point switch (if necessary) between the hardware limit
switches under the following condition:
There must be a point at which both the reference point switch as well as the
hardware limit switch near the motor respond simultaneously (x < d, è Fig. 29).
Checking the functions:
1. Push the slide into a mechanical end position.
2. Check whether the safety limit switches and the reference point switches
function correctly and whether the switching lug is seated free of play.
·
Repeat the points 1 2 in the other end position.
Festo DGE−...−ZR/−SP 0909f English
H
R
x
S
W
n
r
O
= Reference point switch
= hardware limit switch
= safety limit switch
O/2
H
S
W
n
r
O
63