ITT IM213 Water Pump User Manual


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8
Piping
Section 4 (continued)
Thepressuresensorcableisprewiredtothecontroller.Thecablecanbeshortenedforacleanerinstallation.
Longercablelengthsareavailable,consultfactory.Maximumrecommendedpressuresensorcablelengthis
300ft.Avoidleavingacoilofpressuresensorcableasthiscaninduceunwantedtransientvoltagesandnoise
intothesystem.Donotrunthepressuresensorcablealongsidetheinputoroutputwiring.Maintainadistance
ofatleast8”betweenthepressuresensorcableandinputoroutputwiring.
Ensurethepressuresensorcableisconnectedasfollows:Browntoterminal7(24VDCSUPPLY),Whiteto
terminal6(TRANSDUCERINPUT),Draintochassis.ConnectingtheDrainwiretothechassiselectrically
connectsthesensorcasetothechassisofthecontroller.Insomecasesthisdrainwiremustbedisconnected
fromthecontrollerchassis.Incaseswherethethereisgroundedmetalpipingwhichiscontinuousbetween
thetransducerandthemotororthetransducerisinstalledingroundedmetalpiping,agroundloopcanresult
sothedrainwiremustbedisconnectedfromthechassis.Incaseswheretherearesectionsofnonmetallic
pipingbetweenthetransducerandmotororthetransducerisinstalledinungroundedpipingthisdrainwire
shouldbeconnectedtothecontrollerchassis.
Mounting the Controller
Section 5
General
Mountthecontrollerinawellventilated,shadedareausing4screws.Thecontrollermustbemounted
vertically.Besuretoleave8inchesoffreeairspaceoneverysideoftheunit.Thecontrollermustbeinan
areawithanambientbetween-22ºFand122ºF.Ifinstallationisabove3300feetabovesealevel,ambient
temperaturesarederated1%per330feetabove3300feet.Thealtitudelimitforthiscontrolleris6500ft.
Donotinstallabove6500ft.
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