Samson EB 3773 Series, Монтаж и эксплуатация

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EB 3773 EN 1-3
Safety instructions and measures
1.1 Notes on possible severe personal injury
DANGER !
Risk of fatal injury due to the ignition of an explosive atmosphere.
Incorrect installation, operation or maintenance of the limit switch in potentially explo-
sive atmospheres may lead to ignition of the atmosphere and ultimately to death.
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For mounting and electrical installation in hazardous areas, observe the explosion
protection approvals as well as the relevant electrotechnical regulations and the ac-
cident prevention regulations that apply in the country of use. EN 60079-14 applies
in Europe: Electrical installations design, selection and erection
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Installation, operation or maintenance of the limit switch must only be performed by
personnel who has undergone special training or instructions or who is authorized
to work on explosion-protected devices in hazardous areas.
Risk of fatal injury as a result of electrostatic discharge at the housing.
The housing of the limit switch is made of polycarbonate and may become electrostatical-
ly charged when handled incorrectly. An electric spark generated by electrostatic dis-
charge may lead to ignition of a potentially explosive atmosphere and cause death.
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Clean a device installed in dust atmospheres regularly.
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Only use a damp cloth or wipes to clean the housing surface.
1.2 Notes on possible personal injury
WARNING !
Incorrect electrical connection will render the explosion protection unsafe.
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Adhere to the terminal assignment and observe correct polarity.
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Do not undo the enameled screws.
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Do not exceed the maximum permissible values (Ui, li, Pi, Ci, Li) specified in the EU
type examination certificates when interconnecting intrinsically safe electrical equip
-
ment.