Basic Safety Measures; Operator's Obligation To Exercise Diligence - Beckhoff C9900-P223 Installation And Operating Instructions Manual

Foreword
Note
Attention
WARNING
CAUTION
4
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Basic safety measures

Use only with Beckhoff Industrial PCs
The power supply unit must only be used in conjunction with Beckhoff
Industrial PCs!
Switch off the power supply of the system during installation!
During assembly, removal and electrical wiring of the power supply unit,
the power supply of the system must be switched off in order to prevent
damage on the power supply unit and the Industrial PC.
Items of equipment that have been switched off must be secured against
being switched on again.
Do not open the power supply unit while voltage is applied!
The supply voltage must be switched off before the power supply unit
housing is opened.

Operator's obligation to exercise diligence

Only appropriately trained staff may install the power supply unit!
The operator must ensure that only appropriately trained electricians deal
with installation and wiring of the power supply unit.
C9900-P223 / C9900-P224