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| ELECTRICAL CONNECTIONS 4 |
| SITRANS FX300 | |
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4.5 Protection category
The measuring device meets all requirements of protection category IP66/67.
DANGER!
After all servicing and maintenance work on the measuring device, the specified protection category must be ensured again.
Figure 4-6: Cable feedthrough
Therefore it is essential to observe the following points:
•Use only original gaskets. They must be clean and free of any damage. Defective gaskets must be replaced.
•The electrical cables used must be undamaged and must comply with regulations.
•The cables must be laid with a loop 1 upstream of the measuring device to prevent water from getting into the housing.
•The cable feedthroughs 2 must be tightened.
•Align the measuring device so that the cable feedthrough is never facing up 3.
•Close the unused cable feedthroughs using blind plugs 4.
•Do not remove the required cable bushing from the cable feedthrough.
06/2009 - SFIDK.PS.050.F2.02 A5E02100423 | www.siemens.com/flow | 37 |
