Preparing The Cpv Direct For Commissioning; Switching On The Power Supply - Festo CPV..-DI01 series Electronic Manual

2. Commissioning PROFIBUS−DP
2.1

Preparing the CPV Direct for commissioning

2.1.1 Switching on the power supply

Common supply
Separate supply
Festo P.BE−CP−DI01−EN en 0503d
Please note
Please observe also the switching−on instructions in the
manual for your PLC.
When the controller is switched on, it will automatically carry
out a comparison between the NOMINAL and the ACTUAL
configurations. For this configuration procedure it is import
ant that:
the specifications for the field bus configuration are com
plete and correct.
the power supplies for the programmable logic controller
and for the field bus slaves are switched on eithersimulta
neously or in the sequence indicated below.
Please note the following when switching on the power sup
ply:
If there is a common supply for the control system and for all
the field bus slaves, the power should be switched on via a
central power unit or central switch.
If there is a separate supply for the control system and for the
field bus slaves, the power should be switched on in the fol
lowing sequence:
1. the power supply for all the field bus slaves.
2. the power supply for the controller.
2−3