Ensuring Potential Equalization; Requirements; Connection Example, Standard Scenario; Ensuring The Degree Of Protection - Endress+Hauser Magphant Operating Instructions Manual

Magphant
Endress+Hauser
7.3

Ensuring potential equalization

7.3.1

Requirements

CAUTION
L
Electrode damage can result in the complete failure of the device!
‣
Same electrical potential for the fluid and sensor
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Company-internal grounding concepts
‣
Pipe material and grounding
‣
Keep the grounding cable as short as possible
7.3.2

Connection example, standard scenario

In order to ensure electromagnetic compatibility (EMC), we recommend connecting the
measuring device to ground via the ground terminal on the housing.
 10 Connection example, potential equalization
1
Copper wire, ≤2.08 mm 2 (14 AWG)
7.4

Ensuring the degree of protection

The measuring device fulfills all the requirements for degree of protection IP66.
To guarantee degree of protection IP66 , 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.
1
Electrical connection
A0040156
23