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5.4 Heating element
Each actuator includes a heating resistor.
As soon as the actuator is installed in the field, it is recommended
to power the resistor to prevent condensation.
components without their protection cover.
In case of water intrusion:
• Dry electrical components before putting back the cover.
• Check electrical insulation.
6 TRAVEL LIMIT SETTINGS
The actuator is factory-set for a 90°travel.
It features 2 devices to limit the travel:
• Cams trigger switches to switch off power at an end position or
to signal a position
• Mechanical stops mechanically block rotation to protect the valve
in case of over-travel. They must not be used as travel limits.
Single cam setting
The cam rotates with the
output shaft and
triggers a switch by
pushing on its lever.
Cams orientation are factory
pre-set, yet you can still
re-adjust them
during
the commissioning
if necessary.
Rep. Function Status before installation
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