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1 For your safety
FIBERTRAC 31 • Four-wire 4 … 20 mA/HART
62067-EN-211203
1 For your safety
1.1 Authorised personnel
All operations described in this documentation must be carried out
onlybytrained,qualiedpersonnelauthorisedbytheplantoperator.
Duringworkonandwiththedevice,therequiredpersonalprotective
equipment must always be worn.
1.2 Appropriate use
FIBERTRAC 31 is a sensor for continuous level measurement.
Youcannddetailedinformationabouttheareaofapplicationin
chapter " Product description".
Operational reliability is ensured only if the instrument is properly
usedaccordingtothespecicationsintheoperatinginstructions
manual as well as possible supplementary instructions.
1.3 Warning about incorrect use
Inappropriate or incorrect use of this product can give rise to applica-
tion-specichazards,e.g.vesseloverllthroughincorrectmounting
or adjustment. Damage to property and persons or environmental
contaminationcanresult.Also,theprotectivecharacteristicsofthe
instrument can be impaired.
1.4 General safety instructions
This is a state-of-the-art instrument complying with all prevailing
regulations and directives. The instrument must only be operated in a
technicallyawlessandreliablecondition.Theoperatorisresponsi-
ble for the trouble-free operation of the instrument. When measuring
aggressive or corrosive media that can cause a dangerous situation
iftheinstrumentmalfunctions,theoperatorhastoimplementsuitable
measures to make sure the instrument is functioning properly.
Thesafetyinstructionsinthisoperatinginstructionsmanual,thena-
tional installation standards as well as the valid safety regulations and
accident prevention rules must be observed by the user.
Forsafetyandwarrantyreasons,anyinvasiveworkonthedevice
beyond that described in the operating instructions manual may be
carried out only by personnel authorised by the manufacturer. Arbi-
traryconversionsormodicationsareexplicitlyforbidden.Forsafety
reasons,onlytheaccessoryspeciedbythemanufacturermustbe
used.
Toavoidanydanger,thesafetyapprovalmarkingsandsafetytipson
the device must also be observed.
This measuring system uses gamma rays. Therefore take note of the
instructions for radiation protection in chapter " Product description".
Any work on the source container may only be carried out under the
supervisionofaqualiedradiationprotectionocer.