Electrical Connection; Electrical Connection - Devices With Screwed Cable Glands And Terminals - Leuze electronic DDLS 200 Technical Description

Mounting / Installation (all device models)
4.4

Electrical connection

Attention!
Connection of the device and maintenance work while under voltage must only be carried
out by a qualified electrician.
If faults cannot be corrected, the device should be removed from operation and protected
against possible use.
Before connecting the device, be sure that the supply voltage agrees with the value printed
on the nameplate.
The DDLS 200... is designed in accordance with safety class III for supply by PELV (Pro-
tective Extra Low Voltage, with reliable disconnection).
For UL applications: only for use in class 2 circuits according to NEC.
Be sure that the functional earth is connected correctly. Error-free operation is only guaran-
teed if the device is connected to functional earth.
Described in the following two sub-chapters is the electrical connection of the supply voltage, the input
and the output.
The connection of the respective bus system is described in the following chapters.

4.4.1 Electrical connection - devices with screwed cable glands and terminals

To establish the electrical connections, you must first remove the red housing top with the optics. To
do this, loosen the three housing hex screws. The housing top is now only electrically connected to
the base by means of a connector. Carefully pull the housing top straight forward without skewing.

Carefully pull off the
housing top
Figure 4.4: Removing the housing top
16 DDLS 200
Œ
Loosen the 3
housing screws
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