Siemens SIPART PS2 Notice De Service page 16

WARNING
Lack of equipotential bonding
Danger 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
Danger of explosion through unprotected cable ends in hazardous areas.
● Protect unused cable ends in accordance with IEC/EN 60079-14.
WARNING
Improper laying of shielded cables
Danger of explosion through compensating currents between hazardous area and the non-hazardous area.
● Only ground shielded cables that run into the hazardous area at one end.
● If grounding is required at both ends, use an equipotential bonding conductor
WARNING
Unsuitable cables and/or cable glands
Danger of explosion in areas subject to explosion hazard if cables and/or cable glands are connected which do not match
one another or comply with the technical requirements.
● Only use cables and cable glands complying with the requirements specified in Chapter "Technical data (Page 38)".
● Tighten the cable glands in accordance with the torques specified in the Chapter "Technical data".
● When replacing cable glands use only cable glands of the same type.
● After installation check that the cables are seated firmly.
WARNING
Incorrect selection of type of protection
Danger of explosion in areas subject to explosion hazard.
This device is approved for several types of protection.
1. Decide in favor of one type of protection.
2. Connect the device in accordance with the selected type of protection.
3. In order to avoid incorrect use at a later point, make the types of protection that are not used permanently
unrecognizable on the nameplate.
CAUTION
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 (68°F).
● Before taking the device into operation let the device adapt for several hours in the new environment.
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SIPART PS2 (6DR5...)
A5E03436620-01, 03/2011