8
4.4 Use in hygienic areas to 3-A
1
3
4
2
The following applies to units with 3-A
certification:
► Only use adapters with 3-A
certification for the process
connection�
► Do not install the unit at the lowest
point of the pipe or tank (→ position
5) in order that the medium can
run off the area of the measuring
element�
4.5 Use in hygienic areas to EHEDG
The sensor is suited for CIP (cleaning in process) when installed correctly�
► Observe the application limits (temperature and material resistance)
according to the data sheet�
► Make sure that the sensor is integrated into the system according to EHEDG�
► Use self-draining installation�
► Only use process adapters permitted according to EHEDG with special seals
required by the EHEDG position paper�
The gasket of the system interface must not be in contact with the
sealing point of the sensor�
► In case of structures in a tank, the installation must be flush mount� If not
possible then direct water jet cleaning and cleaning of dead spaces must be
possible�
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