10
3 Mounting
MINITRAC 31 • Foundation Fieldbus
62076-EN-190704
3 Mounting
3.1 General instructions
The source container is part of the measuring system. In case the
sourcecontainerisalreadyequippedwithanactiveisotope,the
source container must be locked before mounting.
Danger:
Before mounting; make sure that the source is securely closed. Use
a padlock to secure the source container in the closed condition and
prevent it from being inadvertently opened.
Protectyourinstrumentagainstmoistureingressthroughthefollowing
measures:
•
Use a suitable connection cable (see chapter "Connecting to
power supply")
•
Tighten the cable gland or plug connector
•
Leadtheconnectioncabledownwardinfrontofthecableentryor
plug connector
Thisappliesmainlytooutdoorinstallations,inareaswherehigh
humidityisexpected(e.g.throughcleaningprocesses)andoncooled
or heated vessels.
Note:
Makesurethatthedegreeofcontaminationspeciedinchapter
"Technical data"meetstheexistingambientconditions.
Note:
Make sure that during installation or maintenance no moisture or dirt
can get inside the instrument.
To maintain the housing protection, make sure that the housing lid is
closed during operation and locked, if necessary.
Note:
Forsafetyreasons,theinstrumentmustonlybeoperatedwithinthe
permissibleprocessconditions.Youcannddetailedinformationon
the process conditions in chapter "Technical data"aswellasonthe
type label.
Makesurebeforemountingthatallpartsoftheinstrumentexposedto
theprocessaresuitablefortheexistingprocessconditions.
These are mainly:
•
Active measuring component
•
Processtting
•
Process seal
Process conditions in particular are:
•
Process pressure
•
Process temperature
•
Chemical properties of the medium
•
Abrasionandmechanicalinuences
Switch o source
Protection against mois-
ture
Process conditions
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