3.3 BUS NODE
Opening and closing the node
WARNING
Before installation or maintenance work is car-
ried out, the following must be switched off:
•
the compressed air supply
•
the power supply for the electronic
components (pin 1)
•
the power supply for the outputs/valves
(pin 2).
You there by avoid:
• uncontrolled movements of loose hoses
• undesired movements of the connected
actuators
• undefined switching states of the electronic
components
CAUTION
The node contains electrostatically vulnerable
components.
•
Do not therefore touch any components
•
Observe the regulations for handling
electrostatically vulnerable components.
You thereby avoid damage to the electronic
components in the node.
VIFB6 - 03/05 3. Installation
9809c 3-15
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