4
Installation
40
03.2018
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4.8
Travel limit switches
4.8.1
Monorail trolley
The travel limit switches (optional) are mounted on the trolley.
4.8.2
Double rail trolley
The travel limit switch assembly is supplied ready-wired but not mounted and must be
secured to the towing arm for the power supply.
WARNING
Falling parts hazard.
If limit switches are defective, wrongly installed or wrongly set, the
trolley will run into the end stops without being braked.
➢
Check the correct functioning and settings of the limit switches before commissioning
The switching contacts are designed for control current.
Switching functions:
•
Limit switching in both directions of travel (1 two-way switch, 2 ramps).
•
Pre-switching and limit switching in both directions of travel (1 two-way switch,
4 ramps).
T
he speed is switched over from “fast” to “slow”
before the end of the runway is
reached, and is cut off at the end of the runway.
Fig. 40
X = stop, left
Y = stop, right
Z = fast / slow
Fig. 41
There is no mechanical stop after the switch has been activated twice in the same
direction.
➢
When mounting, ensure that the cross of the switch is in neutral position.
Red mark = 0
Neutral position:
“0”
on the rotating head coincides with the arrow marking on the switch
housing.
