Degree Of Protection; Post-Connection Check - Endress+Hauser RID14 Anleitung

RID14
5.3

Degree of protection

The devices fulfill all the requirements for IP 67 degree of protection. Compliance with the
following points is mandatory following installation or servicing in order to ensure that IP 67
protection is maintained:
• The housing seal must be clean and undamaged when inserted into the seal groove. The seal
may have to be cleaned, dried or replaced.
• The cables used for connection must be of the correct specified outside diameter (e.g. M16 x
1.5, cable diameter from 5 to 10 mm).
• Replace any unused cable entries with dummy plugs.
• The grommet used should not be removed from the cable entry.
• The housing cover and the cable entry must be well tightened.
• Install the device upright in such a way that the cable entries point downwards.
5.4

Post-connection check

After the electrical installation of the device, always perform the following final checks:
Device condition and specifications
Are the indicator or the cables damaged (visual check)?
Electrical connection
Does the supply voltage match the specifications on the nameplate?
Do the cables used comply with the specifications?
Do the cables have adequate strain relief?
Are the power supply cables correctly connected?
Are all the screw terminals well tightened?
Are all the cable entries installed, tightened and sealed?
Are all the housing covers installed and tightened?
Electrical connection of FOUNDATION Fieldbus™
Are all the connecting components (T-boxes, junction boxes, connectors,
Has each fieldbus segment been terminated at both ends with a bus
Has the max. length of the fieldbus cable been observed in accordance
Has the max. length of the spurs been observed in accordance with the
Is the fieldbus cable fully shielded (90%) and correctly grounded?
Endress+Hauser
Notes
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Notes
9 to 32 V DC
Fieldbus cable, see Operating
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→ ä 40
Notes
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See Operating Instructions
Wiring
43