Festo DGE-ZR-RF Serie Instrucciones De Utilizacion página 42

DGE− −ZR−RF
Making sure there is a controlled braking path:
Make sure that this condition is always observed: s > n.
S
Only in this way can you avoid states with undefined positions after incorrect
programming of the product.
Braking distance n, which can be achieved at the maximum speed
(ascertain: empirically under load or calculated from the motor braking
torque)
Switching path s of the SIE−...
DGE−...−ZR−RF
...−25−...
...−40−...
...−63−...
Fig. 21
Deviations with s < n:
Use the proximity sensors specified in our catalogue under Accessories" as
S
reference and hardware limit switches (è www.festo.com/catalogue).
If inductive or mechanical limit switches are used:
Use switching lugs of length d (è Fig. 25).
S
42
Switching travel s
97 mm
159 mm
222 mm
Festo DGE− −ZR−RF 0906d English