Festo DGE-ZR-RF Série Notice D'utilisation page 44

DGE− −ZR−RF
Increased protection against subsequent damage:
Use shock absorbers or fixed stops of sufficient size outside the safety limit
S
switches.
The effective stroke of the product may be shorter, depending on the
mounting situation.
Carrying out the fitting of external accessories
For placement of the proximity switches:
1. Place the safety limit switches in the mechanical end positions (W) as shown
in Fig. 25.
2. Place the hardware limit switches near the mechanical end positions.
At first the limit switches can still be shifted in the longitudinal direction
(cable reserve; for accurate positioning è chapter Commissioning").
3. If necessary, place a reference point switch between both hardware limit
switches (exact positioning: see chapter Commissioning").
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Festo DGE− −ZR−RF 0906d English