5
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VRF180913 Rev. A 5
IV. MECHANICAL INSTALLATION
WARNING: REMOVE POWER FROM THE UNIT BEFORE INSTALLING, REMOVING, OR MAKING
ADJUSTMENTS.
GUIDELINES
The following precautions should be observed when installing and operating the VRF II Series units:
• Theinstallationandwiringofthisproductmustcomplywithallnational,federal,state,municipaland
local codes that apply.
• TheVRFIISeriesisaprecisiondevice-handleitcarefullytopreventdamagetotheprobe.
• Donotallowmoisturetoentertheelectronicsenclosure.Conduitshouldslopedownwardfromthe
VRFIISerieshousing.Installdriploops(ordraintting)andsealconduitwithsiliconerubberproduct.
CAUTION: ATTEMPTING TO TIGHTEN VRF II SERIES UNITS BY ROTATING THE HOUSING OR PROBE
MAY DAMAGE THE UNIT AND VOID THE WARRANTY.
CAUTION: WHETHER MOUNTING DIRECTLY THROUGH A SIDE WALL, OR PIPE EXTENDED AND
MOUNTED VERTICALLY THOUGH THE TOP OF A VESSEL, NEVER ATTEMPT TO MOUNT THROUGH A
FULL COUPLING.
MOUNTING CONSIDERATIONS
The VRF II Series must be located at the position where level indication is desired. The probes may be mounted
through the top or side wall of the vessel. To ensure reliable operation, observe the following guidelines when
choosing the mounting location.
Figure 1. Mounting Orientation
• Donotmounttheprobedirectlyintheowofmaterial.
• Donotmounttheprobeinanareawhereitcancontactthe
vessel.
• MountprobesothatthePro-Guard®section of the probe is
fully in the tank or chute where level of product will come and
go from it.
• Ininstallationswheretherearemultipleprobes,donotmount
the probes within 12 inches (30.5 cm) of each other.
• Ifprobeswillbetipextended,contactfactoryforfurther
instructions.
• Remotecable,betweenprobeandelectronics,cannotexceed100feet(30.5m).
• Ifnecessary,useabafetoprotecttheprobefromfallingmaterial.Thebafeshouldbeplaced6to8inches
(15 to 20 cm) above the probe so that material will not become packed.
