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Connecting
5
5.1
Basic safety notes
WARNING
Energized devices
Risk of electric shock or explosion.
When energized the device may be opened by qualified personnel only.
WARNING
Mains supply from building installation overvoltage category 2
A switch or circuit breaker (max. 15 A) must be installed in close proximity to the equipment
and within easy reach of the operator. It must be marked as the disconnecting device for the
equipment.
WARNING
Missing PE/ground connection
Risk of electric shock.
Depending on the device version, connect the power supply as follows:
● Power plug: Ensure that the used socket has a PE/ground conductor connection. Check
that the PE/ground conductor connection of the socket and power plug match each other.
● Connecting terminals: Connect the terminals according to the terminal connection
diagram. First connect the PE/ground conductor.
WARNING
Unsuitable cables, cable glands and/or plugs
Risk of explosion in hazardous areas.
● Use only cable glands/plugs that comply with the requirements for the relevant type of
protection.
● Tighten the cable glands in accordance with the torques specified in Technical data
(Page 229).
● Close unused cable inlets for the electrical connections.
● When replacing cable glands use only cable glands of the same type.
● After installation check that the cables are seated firmly.
FC430 (From firmware 4.0)
Operating Instructions, 06/2017, A5E39789392-AA
63