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Z-tronIV进口射频导纳物位开关的详细资料

Z-tronIV进口射频导纳物位开关

Z-tronIV™PointLevelSwitch，areliablelow-cost，on/offlevelswitch
Thelow-cost，DrexelbrookZ-tronIVlevelswitchisunaffectedbystickycoatingsandimpervious to corrosiveliquids. Theall-electronicdesignmeansnomovingparts to wear，breakorfail. Basedonfield-provenRFtechnology，theZ-tronIVisasimpleandreliableon/offlevelswitch. 
 Z-tronIV进口射频导纳物位开关
Thecompac to ne-pieceunitisinsertedthroughastandard3/4-inch，probedependent，NPTopeningin to thevesselsothatthesensingelementispositionedatthedesiredhighorlowlevel. (Otherconnectiontypesandsizesarealsoavailable.)Whenthemateriallevelreachesapredeterminedpoin to nthesensingelement，itcausesachangeinstatusattheelectronicunit，resultinginactuationoftheDPDTrelay. Therelaycanbeused to operatealarms，annuncia to rs，valves，orothercontrolorindicationdevices.

Economical
Effective，low-costmaterialleveldetectioninawidevarietyofapplications，andadesirablealternative to electromechanicallevelswitches. Noexpendableparts to buyands to ck. Noexpensive，extra-cos to ptions.

Maintenance-Free
Unlikepaddlewheels，vibratingtinesorothermechanicalinstruments，therearenocomponents to jam，breakorwearout. Noneedforroutinemaintenance，cleaningorreplacingofwornparts.

ReliableOperation
Cote-Shield™circuitryallowstheZ-tronIV to ignorecoatingsorbuilduponthesensingelement. Therearenofalsesignalsfromdus to rtunneling.

Easy-Installation
One-pieceunitiseasilyinstalledthroughasingle3/4-inch，probedependentvesselopening.Calibrationisquickandsimple.

Drexelbrook'sExclusiveCote-Shield™
Cote-ShieldenablestheZ-tronIV to ignoredustpileups，coatings，andstickybuildupsonthesensingelement.

PowerRequirements：
ACUnits-FieldAdjustable：
95-145VAC，50/60Hz， 2Watt
215-265VAC，50/60Hz， 2Watt
DCUnits：
24VDCUnit： 19-29VDCinput， 2Watt

Sensitivity：
0.3pForless

OperatingPointRange：
0-80pF(20TurnPot/4pFperTurn)
Extendedrangewithexternalpadcapaci to r，Padratio1：1

LoadResistance：
Center to Ground，1500Ohms
Center to Shield，750Ohms
Shield to Ground，750Ohms

Failsafe：
Fieldadjustable to eitherHigh-LevelFail-Safe(HLFS) 
or 
Low-LevelFail-Safe(LLFS)

Output：
DPDTrelayclosure

ContactRating：
5A@120Vacnon-inductive
2A@230Vacnon-inductive

AmbientTemperature：
-40°F to 145°F(-40°C to 63°C)

TemperatureEffect：
0.5pF/50°F

LineVoltageEffect：
0.2pF/20V@120Vac

Stability：
0.15pF/6mo.maximumshift

SparkProtection：
100Amp

Mounting：(ProbeDependant)
¾-inchNPT(Typical)

Housing：
Thestandardhousingmeetsthefollowingclassifications：

Nema1 General-Purpose
Nema2 Drip-Tight
Nema3 Weather-Resistant
Nema4 Waterproof
Nema5 Dust-Tight
Nema12 IndustrialUse

FMapprovalonhousingonly. Ifagencyapprovalisrequired，usetheDrexelbrookPXLThePoint™instrumentforpointlevelcontrol.

TimeDelay： 
0-60seconds(3/4TurnPot)270°Potentiometer

Approvals
FM/FMC3810GeneralPurpose(Pending)

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