WARNING
Improper power supply
Risk of explosion in hazardous areas as result of incorrect power supply.
• Connect the device in accordance with the specied power supply and signal circuits. The
relevant specications can be found in the certicates, in Technical specications
(Page61) 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 Exi".
WARNING
Unprotected cable ends
Risk of explosion through unprotected cable ends in hazardous areas.
• Protect unused cable ends in accordance with IEC/EN60079-14.
WARNING
Improper laying of shielded cables
Risk of explosion through compensating currents between hazardous area and the
non‑hazardous area.
• Shielded cables that cross into hazardous areas should be grounded only at one end.
• If grounding is required at both ends, use an equipotential bonding conductor.
WARNING
Connecting or disconnecting device in energized state
Risk of explosion in hazardous areas.
• Connect or disconnect devices in hazardous areas only in a de-energized state.
Exceptions:
• Devices having the type of protection "Intrinsic safety Ex i" may also be connected in
energized state in hazardous areas.
Connecting
5.1Basic safety notes
SIPART PS100
Operating Instructions, 06/2023, A5E50188938-AF 31
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