Endress+Hauser Proline Promag W 800 - Potential Equalization

Electrical connection Proline Promag W 800
42 Endress+Hauser
7.5 Potential equalization
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Warning!
Integrate the measuring system into the potential equalization system .
7.5.1 Potential equalization requirements
Please consider the following to ensure correct measurement:
• The fluid and sensor have the same electrical potential
• Company-internal grounding concepts
• Material and grounding of the pipes
7.5.2 Connection examples for potential equalization
Connection example in standard situations
Metal, grounded pipe
A0016315
Abb. 25: Potential equalization via Measuring tube
Connection example in special situations
Plastic pipe or pipe with insulating lining
This connection method is also to be used when:
• Potential equalization is not customary
• Equalizing currents are present
A0016318
Abb. 26: Potential equalization via ground terminal and ground disk