Siemens SIMATIC HMI KP400 Comfort Operating Instructions Manual page 28

Safety instructions
2.1 General safety instructions
Hazardous areas
When operating the HMI device in hazardous areas the following warning applies.
Explosion Hazard
Do not disconnect while circuit is live unless area is known to be non-hazardous.
Substitution of components may impair suitability for Class I, Division 2 or Zone 2.
Risque d'Explosion
Ne pas déconnecter pendant que le circuit est sous tension, sauf si la zone est non-
dangereuse. Le remplacement de composants peut compromettre leur capacité à satisfaire
à la Classe I, Division 2 ou Zone 2.
Strong high-frequency radiation
NOTICE
Observe immunity to high-frequency radiation
The device has an increased immunity to high frequency radiation according to the
specifications on electromagnetic compatibility in the technical specifications.
Radiation exposure in excess of the specified immunity limits can impair device functions
and result in malfunctions and therefore injuries or damage.
Read the information on immunity to high frequency radiation in the technical specifications.
ESD
An electrostatically sensitive device is equipped with electronic components. Due to their
design, electronic components are sensitive to overvoltage and thus to the discharge of
static electricity. Note the corresponding regulations when handling ESD.
See also
Electromagnetic compatibility (Page 188)
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WARNING
Operating Instructions, 07/2017, A5E36770603-AB
Comfort Panels