Endress+Hauser SOP300, Краткое руководство по эксплуатации

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Overfill Prevention System SOP300 Electrical connection
Hauser 19
Is the device adequately protected from precipitation and direct sunlight? 
Are the securing screws tightened securely? 
6 Electrical connection
6.1 Connection conditions
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DANGER
Electrical voltage!
Severe or life-threatening injuries!
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Electrical work may only be performed by electrical technicians.
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The electrical connection must be performed when the device is de-energized. Make sure
the device is de-energized.
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Connect the protective ground.
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DANGER
Risk of electric shock from faulty cables and components!
Faulty cables and components can cause an electric shock and life-threatening injuries.
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Check cables and components regularly.
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Avoid moisture on the cabinet interior.
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CAUTION
Leaking battery fluid!
Leaking battery fluid can cause skin lesions and poisoning.
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Avoid contact with leaking battery fluid.
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Do not inhale battery fluid vapors.
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Replace faulty batteries immediately.
NOTICE
Unsuitable cable types!
High temperatures can put a strain on cables.
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Use cables that suit the temperature range. The cables must be suitable for temperatures of
5 °C (9 °F) above the ambient temperature.
NOTICE
Electrical overloading, incorrect supply voltage and incorrect wiring!
Possible malfunction or destruction of the system.
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Before commissioning the device, check that the supply voltage matches the information
on the nameplate.
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Install an overload protection element for the power cable. Observe the nominal current in
accordance with the wiring diagram.
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Establish the connection as per the wiring diagram.