Siemens SITRANS FS230 - Page 36

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.
NOTICE
Ambient temperature too high
Damage to cable sheath.
• At an ambient temperature ≥60°C (140°F), use heat-resistant cables suitable for an
ambient temperature at least 20°C (36°F) higher.
WARNING
Improper power supply
Risk of explosion in hazardous areas as result of incorrect power supply.
• Connect the device in accordance with the speci󹪝ed power supply and signal circuits. The
relevant speci󹪝cations can be found in the certi󹪝cates, in Technical speci󹪝cations
(Page97) or on the nameplate.
WARNING
Lack of equipotential bonding
Risk of explosion through compensating currents or ignition currents through lack of
equipotential bonding.
• Ensure that the device is potentially equalized.
Exception: It may be permissible to omit connection of the equipotential bonding for devices
with type of protection "Intrinsic safety Exi".
WARNING
Unprotected cable ends
Risk of explosion through unprotected cable ends in hazardous areas.
• Protect unused cable ends in accordance with IEC/EN60079-14.
Connecting
4.1Basic safety notes
SITRANS FS130 & FS230
36 Compact Operating Instructions, 12/2023, A5E38755607-AF