Electrical connection
70
BCL 504
i
Leuze electronic
7
Electrical connection
The BCL 504
i
barcode readers are connected using variously coded M12 connectors. This
ensures unique connection assignments.
The additional USB interface is used for configuring the device.
For the locations of the individual device connections, please refer to the device detail shown
below.
Notice!
The corresponding mating connectors and ready-made cables are available as accessories
for all connections. For additional information, refer to chapter "Accessory USB cable" on
page 187.
Figure 7.1:
Location of the electrical connections
7.1
Safety notices for the electrical connection
Attention!
Do not open the device yourself under any circumstances! There is otherwise a risk of un-
controlled emission of laser radiation from the device. The housing of the BCL 504
i
contains
no parts that need to be adjusted or maintained by the user.
Before connecting the device, be sure that the supply voltage agrees with the value printed
on the name plate.
Connection of the device and cleaning must only be carried out by a qualified electrician.
Ensure that the functional earth (FE) is connected correctly. Unimpaired operation is only
guaranteed when the functional earth is connected properly.
If faults cannot be corrected, the device should be removed from operation and protected
against possible use.
Attention!
For UL applications, use is permitted exclusively in Class 2 circuits according to NEC
(National Electric Code).
The BCL 504
i
barcode readers are designed in accordance with safety class III for supply
by PELV (protective extra-low voltage with reliable disconnection).
Notice!
Protection class IP65 is achieved only if the connectors and caps are screwed into place!