14
6.1.2 Unit with coaxial probe
• No minimum distances to the
tank wall and the baffles (B) are
required�
• Minimum distance to the bottom of
the tank: 10 mm�
• The vent hole (A) must not be
covered by mounting elements or
similar�
• Do not install the unit in the
immediate vicinity of a fill opening�
No water jets must enter into the
holes of the coaxial pipe�
A
B
10 mm
• Note in case of foam formation: the vent of the coaxial pipe must be above the
maximum level� The lower edge of the coaxial pipe must be below the minimum
level�
6.2 Installation of the probe
Rod and coaxial pipe are not included in the scope of delivery� They must be
ordered separately (→ 3 Items supplied).
6.2.1 Installation of the rod
Fixing of the rod:
► Screw the rod to the unit and tighten
it�
Recommended tightening
torque: 4 Nm�
For ease of installation and removal
the rod connection can be rotated
without restriction� Even if rotated
several times there is no risk of
damage to the unit�
6
In case of high mechanical stress (strong vibration, moving viscous media) it
may be necessary to secure the screw connection, e�g� by a screw retaining
compound�
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