Maximum Length Of Guide Tubes - TC KEMA 04ATEX1232 X Betriebsanleitung

Please comply with the maximum torque ratings of the bolts / screws used when
tightening them down.
Use suitable gaskets. Make sure the gasket material is resistant to the medium and its
vapours as well as to the expected temperature and pressure loads.
Designs, where the float's diameter is lager then the core opening must be installed with the float
removed form the guide tube.
Procedure:
1. Mark the upper side of the float (e.g. with "top")
2. Mark position of the set collar to be removed
3. Remove set collars and teflon washer
4. Remove floats
5. Install Level Transmitter
6. Position the floats, set collars and teflon washer from inside the container. With reference to the
marked positions!
The purpose of the teflon washer is to avoid potential ignition sparking if the
float should fall against the set collar. Operating the equipment without teflon
washer is not permitted.

Maximum length of guide tubes

Depending on the length and version of the Transmitter , the guide tube may need to
be fastened at the bottom.
guide tubes stainless steel, titanium,
hastelloy, incoloy
L max
option A
12 x 1mm 660
14 x 1mm 940
14 x 2mm 1600
16 x 1mm 1270
16 x 2mm 2100
18 x 1,5mm 3000
07.05.2014
L max
option B
3500
5000
7950
6000
6000
6000
Mounted on top of tank
Rev. 8
option A
L
option B
L
1
Mounted on top of tank
and fixed at bottom of
tank
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