Endress+Hauser Proline 500, Краткое руководство по эксплуатации

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Flowmeter Proline 500 – digital Electrical connection
Hauser 27
To guarantee the degree of protection IP66/67, Type 4X enclosure, carry out the following
steps after the electrical connection:
1. Check that the housing seals are clean and fitted correctly.
2. Dry, clean or replace the seals if necessary.
3. Tighten all housing screws and screw covers.
4. Firmly tighten the cable glands.
5. To ensure that moisture does not enter the cable entry:
Route the cable so that it loops down before the cable entry ("water trap").
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6. Insert dummy plugs (corresponding to the housing degree of protection) into unused
cable entries.
5.7 Post-connection check
Are cables or the device undamaged (visual inspection)? 
Is the protective earthing established correctly?
Do the cables used comply with the requirements ?

Do the mounted cables have adequate strain relief? 
Are all cable glands installed, securely tightened and leak-tight? Cable run with "water trap" →  26? 
Is the terminal assignment correct ? 
Are dummy plugs inserted in unused cable entries and have transportation plugs been replaced with
dummy plugs?