ABB S800 I/O - Page 58

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After some general information in the following section, you will find individual
setup descriptions for different parts of the system. The information is given under
the following headings if relevant 
• Assembly
• Electric Installation (including Power Supply)
• Functional Measures
• Preparation for Start Up.
Standard installation drawings, terminal diagram forms, and connection documents
for site preparation and installation of electrical equipment may apply also.
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The following is a minimum requirement:
• Ordinary hand tools
• Universal instrument, for example, digital multimeter.
• Necessary parts of the documentation listed in Section 1.3, Related
Documentation.
• Specific documentation enclosed with the equipment, drawings and so on.
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The following instructions are to be followed when installing and operating an S800
I/O system to minimize the risks of injury to personnel and damage to the
equipment. Local statutory regulations, to the degree that they are more strict than
the following are to take precedence.
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The following are to be observed:
• Voltage supply of a cabinet shall never be switched on during installation work.