13.2 Maintenance
The actuators have a pre-tensioned spring inside, the gearbox housing must not be opened.
Defective actuators should be returned to our plant in Bad Duerkheim, Germany, or to our
representatives, to be checked for damages and their possible causes.
13.3 Spare parts
Damaged actuators should be returned to our plant in Bad Dürkheim, Germany, or to our representatives, to be
checked for damages and their possible causes.
14. Decommissioning and disposal
Disconnect the mains supply and ensure that it is secured against an accidental switching-on.
Open the cover.
Remove external electrical connections.
Take off the actuator from the valve.
Disposal
For its disposal, the product should be treated as waste containing electrical and electronic equipment and should
not be disposed of as household waste.
The actuators have a pre-tensioned spring inside. For disassembly please contact our plant in Bad
Dürkheim.
In accordance with 2012/19/EU on waste electrical and electronic equipment (WEEE), the devices
described here may not be disposed of via municipal waste disposal companies.
If you are unable or unwilling to arrange for the equipment to be disposed of by a specialist company,
you may return the equipment to the manufacturer, who will then ensure that the equipment is
disposed of properly for a flat fee.
15. Appendix
15.1 Accessories
Various options are available in order to adapt the actuators to the various service conditions.
For technical data, please refer to the respective data sheets.
Accessories/options
Position signal
switches, mechanical
2WE
2 potential-free position switches, mechanical, with silver-plated changeover
contacts 24 V to 230 V AC/DC @ 0.1 A – 5 A
Position signal
switches gold,
mechanical
2WE
gold
2 potential-free position switches, mechanical, with gold-plated changeover contacts
5 V to 30 V AC/DC @ 1 mA – 100 mA; contact resistance 30 mOhm
Position signal relays
2 position signal relays with changeover contacts, calibrated automatically to valve stroke
24 V to 230 V AC/DC @ 0.1 A – 1 A
Switching point adjustable 0-100 % of the stroke using potentiometers
Heating resistor HR Heating resistor to prevent condensation
Wide range power supply For 100 - 240 VAC 1~ supply voltage
Increased enclosure IP Increase of enclosure to IP67
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