Siemens SIPART PS100 Compact Operating Instructions page 27

NOTICE
Ambient temperature too high
Damage to cable sheath.
• At an ambient temperature ≥ 60 °C (140 °F), use heat-resistant cables suitable for an
Improper power supply
Risk of explosion in hazardous areas as result of incorrect power supply.
• Connect the device in accordance with the specified power supply and signal circuits. The
Lack of equipotential bonding
Danger of explosion through compensating currents or ignition currents through lack of
equipotential bonding.
• Make sure that equipotential bonding exists for the device.
• The cable cross-section of the equipotential bonding cable must be greater than or equal to
Exception: It may be permissible to omit connection of the equipotential bonding for devices
with type of protection "Intrinsic safety Ex i".
Unprotected cable ends
Risk of explosion through unprotected cable ends in hazardous areas.
• Protect unused cable ends in accordance with IEC/EN 60079-14.
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.
SIPART PS100
Compact Operating Instructions, 05/2021, A5E50188940-AA
ambient temperature at least 20 °C (36 °F) higher.
WARNING
relevant specifications can be found in the certificates, in Technical specifications
(Page 43) or on the nameplate.
WARNING
the connecting cable of the electronics.
WARNING
WARNING
Connecting
5.1 Basic safety notes
27