Siemens SITRANS L Series Operating Instructions Manual page 26
Point level transmitters
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Also See for SITRANS L Series:
- Operating instructions manual (111 pages) ,
- Compact operating instructions (60 pages) ,
- Operating instructions manual (44 pages)
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Connecting
3.2 Additional safety instructions for hazardous locations
Note
Cable glands and conduit system for ATEX
Installation according to the regulations of the country, where the product is installed.
Not used entries have to be closed with blanking elements certified for this purpose.
Where available the factory provided parts must be used.
A strain relief must be provided for the field wiring cables, when the device is installed with
the factory provided cable glands.
The diameter of the field wiring cable must match to the clamping range of the cable clamp.
If other than the factory provided parts are used, following must be ensured:
1. The parts must have an approval adequate to the approval of the level sensor (certificate
and type of protection).
2. The approved temperature range must be from the min. ambient temperature of the level
sensor to the max. ambient temperature of the level sensor increased by 10 Kelvin.
3. The parts must be mounted according to the instructions of the supplier.
Note
Conduit system for FM
In addition the regulations of the country must be observed. The used flameproof seals and
blanking elements must have an adequate type approval and a temperature range of at least
–40°C (-40°F) to +80°C (176°F). In addition they shall be suitable for the conditions and
correctly installed. Where available the provided original parts of the manufacturer must be
used.
Note
Commissioning
Commissioning only with closed lid.
Note
Opening the lid
Before opening the lid take care, that no dust deposits or whirlings are present.
Do not remove the lid (cover) while circuits are alive.
26
Operating Instructions, 05/2019, A5E44908583-AB
SITRANS LVS300
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