Fixing Of The Limit Switch Bracket On Versions With Inductive Limit Switch - Nice ROBUS RB400 Instructions Et Avertissements Pour L'installation Et L'utilisation

If the rack is already present, once the gearmotor has been fastened,
use the adjustment dowels as shown in Figure 8 to set the pinion of
ROBUS to the right height, leaving 1÷2 mm of play from the rack.
Otherwise, in order to fasten the rack the installer must:
6. Release the gearmotor as shown in "Release and manual move-
ment" paragraph in the Chapter "Instructions and Warnings for
users of the ROBUS gearmotor".
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In order to prevent the weight of the leaf from affecting the gear-
motor, it is important that there is a play of 1÷2 mm between the rack
and the pinion as shown in Figure 10.
8. Slide the leaf, using the pinion as a reference point for the fastening
the other elements of the rack.
9. Cut away the exceeding part of the rack.
10. Open and close the gate several times and make sure that the
rack is aligned with the pinion with a maximum tolerance of 5 mm.
Moreover, check that the play of 1÷2 mm has been respected along
the entire length between the pinion and the rack.
11. Thoroughly tighten the two fixing nuts of the gearmotor making sure
it is well fastened to the ground. Cover the fixing nuts with the rela-
tive caps as shown in figure 11.

3.3) Fixing of the limit switch bracket on versions with inductive limit switch

The limit switch bracket must be fixed as described below for the
RB600P and RB1000P versions that utilise the inductive limit switch.
1. Manually place the leaf in the open position leaving at least
2-3 cm from the mechanical stop.
2. Slide the bracket along the rack in the opening direction until
the corresponding LED switches off, as in fig. 13. Then bring the
bracket forward by at least 2 cm and secure it to the rack with
the appropriate dowels.
3. Manually place the leaf in the closed position leaving at least 2-3
cm from the mechanical stop
4. Slide the bracket along the rack in the closing direction until the
corresponding LED switches off. Then bring the bracket forward
by at least 2 cm and secure it to the rack with the appropriate
dowels.
!
The ideal distance of the bracket for inductive limit switch-
es is between 3 and 8 mm as indicated in fig. 14.
7. Open the leaf up completely and place the first piece of the rack
on the pinion. Check that the beginning of the rack corresponds
to the beginning of the leaf, as shown in Figure 9. Leave a 1÷2
mm play between the rack and the pinion, then fasten the rack
to the leaf using suitable means.
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12. Fix the limit switch bracket as described below (for versions
RB600P and RB1000P, fix the bracket as described in paragraph
"3.3 Fixing of the limit switch bracket on versions with inductive limit
switch"):
• Manually place the leaf in the open position leaving at least 2-3 cm
from the mechanical stop.
• Slide the bracket along the rack in the opening direction until the
limit switch cuts-in. Then bring the bracket forward by at least 2
cm and secure it to the rack with the appropriate dowels, as in fig.
12.
• Perform the same operation for the closure limit switch.
13. Lock the gearmotor as shown in "Release and manual movement"
paragraph in the Chapter "Instructions and Warnings for Users"
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