3.2 GENERAL CONNECTION METHODS
WARNING
Before installation or maintenance work is car-
ried out, the following must be switched off:
•
the compressed air supply
•
the power supply to the electric components
(pin 1)
•
the power supply to the outputs/valves
(pin 2)
You thereby avoid:
• uncontrolled movements of loose hoses
• undesired movements of the connected actu-
ators
• undefined switching states of the electronic
components
VIFB6 - 03/05 3. Installation
9809c 3-7
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