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SITRANS LR200 with mA/HART
Operating Instructions, 05/2019, A5E32337676-AE
29
Connecting
5
5.1
Basic safety notes
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.
•
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.
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
Incorrect connection to power source
Risk to personnel, system and environment can result from improper power connection.
•
The DC input terminals shall be supplied from a source providing electrical isolation
between the input and output, in order to meet the applicable safety requirements of
IEC 61010-1. For example, Class 2 or Limited Energy Source.
•
All field wiring must have insulation suitable for rated voltages.