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10
6.2 Installation procedure
The unit is installed by means of a G 1/2 adapter (→ Accessories).
6.2.1 Installation process of the adapter
►
Observe the installation instructions of the adapter used�
►
Ensure cleanliness of the sealing areas� Remove protective packaging only
just before mounting� In case of damaged sealing areas, replace the unit or the
adapter�
►
Weld or screw the adapter into the tank / pipe� When using welding adapters,
ensure that they will not warp when welded�
With clamp adapters etc� the order of the installation steps differs� Observe
the notes in the installation instructions of the respective adapter�
6.2.2 Installation procedure of the sensor
► Slide the supplied seal (black O-ring), (1), Fig. 6-1, over the thread onto the
sensor and/or check for correct position�
It seals the gap on the back between the sensor and the adapter�
Unsuitable seals may cause
problems with ingress
resistance�
Sealing ring too high: leakage on
the sensor tip�
O-ring too flat: leakage on the gap
on the back between the sensor and
the adapter�
Fig. 6-1
1
2
1:
Seal on the back (O-ring, black)
2: Sealing cone / sealing PEEK on metal
►
Slightly grease the thread of the sensor using a lubricating paste suitable and
approved for the application�