Siemens SIPART PS2 Operating Instructions Manual page 78

Connect
5.1 Basic safety instructions
NOTICE
Condensation in the device
Damage to device through formation of condensation if the temperature difference between
transportation or storage and the mounting location exceeds 20 °C (36 °F).
● Before taking the device into operation let the device adapt for several hours in the new
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
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".
Unprotected cable ends
Risk of explosion through unprotected cable ends in hazardous areas.
● Protect unused cable ends in accordance with IEC/EN 60079-14.
78
environment.
ambient temperature at least 20 °C (36 °F) higher.
WARNING
relevant specifications can be found in the certificates, in Technical data (Page 281) or on
the nameplate.
WARNING
WARNING
SIPART PS2 with PROFIBUS PA
Operating Instructions, 05/2019, A5E00127926-AC