Pepperl+Fuchs VisuNet GXP Series, Руководство пользователя, Страница: 43 / 56

VisuNet GXP
Mechanical Installation
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Connecting the IDM* Barcode Reader
Connect the plug (M12 male connector) of the barcode reader to the socket and tighten it
firmly.
Figure 3.7 The plug and socket are coded. Match the coding on the plug and socket before tightening.
3.4 Replacing a VisuNet EX1 with the 19-Inch VisuNet GXP
General Requirements
• Deenergize the machine or plant.
• Ensure that there are no combustible gases in the installation area while the VisuNet sys-
tem is being dismantled.
Coded Plug and Socket
Warning!
External equipotential bonding
The housing must be provided with external equipotential bonding. The equipotential bonding
conductor must have a minimum cross section of 4 mm
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and be as short as possible. It must
remain connected until the device has been completely dismantled.
Warning!
Waiting period after disconnecting supply voltage
Wait three minutes after disconnecting the supply voltage before opening the Ex e terminal
compartments. Internal capacitors could otherwise still be charged, leading to an explosion in
the event of a short circuit. If the Ex e terminal compartment is open, the explosion protection is
no longer effective.