User Manual

54
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AUTOMATION & PROCESS
TECHNOLOGIES
7230
Specifications
Enclosure Type
Type 4/4X IP66
Approvals
FM (US and Canada)
XP Class I, Div I, Group A, B, C, D, T4
DIP Class II, III, Group E, F, G, T4
Output
Signal/Protocol*
Level, Interface, Temperature
RS-485, Modbus RTU
Data
Signed, Long, Binary
Range Temp.
-40°F to 257°F Process
-40°F to 158°F Ambient
Pressure Rating,
Wetted Parts
316SS Probe: 1000 psi max.
Float Dependent: Consult Factory
Wetted Parts
316LSS
Probe Length
Up to 24 foot, 21” to 288”
Accuracy
0.01% of Span
Power Supply
10 to 30 VDC
40mA @ 30 VDC max.
26mA @ 24 VDC Typical
Null Zone
9.25”
Dead Band
2.75”
Specications are subject to change without notice. Patented.
*7235 also available with TTL, proprietary output signal.
APPROVED
C US
FM
Proven Magnetostrictive Sensing Performance
Integrated with a Modbus or ASCII Digital
Multivariable Protocol
The7230HTDigitalProbeisanewmagnetostrictive
levelmeasurementprobefromAmetekAPTforthe
up-streamoilandgasindustrywheremulti-layerand
temperaturedataiscriticaltoeverydayoperations.
The7230Probeisalevelmeasurementsolutionthat
providesbothtotalandinterfacelevelsaswellas
temperaturereadingsfromupto5discreetpositions.
Allthedataiscollectedbyinstallingasinglesensor
throughasingleprocessconnection,eliminatingthe
needformultiplesensorsandinsertionpoints.The7230
SeriesisapprovedasExplosionProof(withoutintrinsic
safetybarriers)forClassI,Div.1andZone1hazardous
locations.
The7230isavailablewithachoiceofeitherModbus
RTUorASCIIcommunicationprotocols.Anoptional
analoginterfacemoduleisalsoavailableforusewiththe
ModbusRTUoutput.Thisoptionallowsformultivariable
4-20mAoutputs.
AllofthisperformanceisenhancedbyAmetekAPT’s
patentedmagnetostrictivedesign.Magnetostrictive
technologyrequiresnocalibrationyetprovidesthe
highestaccuracyofanyofthemostpopularlevel
technologiesthatarecurrentlyofferedintoday’smarket.
The7230Probeisnoexception,asitexceedsthe
highaccuracyoftheproven7330AnalogSTIKwithan
impressiveaccuracyof0.01%ofmeasuredspan.
Product Features
•Multivariablereadings
•ModbusorASCIIProtocol
•Highaccuracy
•Reliablelevelmeasurement
•Material’selectricalcharacteristicsanddensitiesdonot
affectreadings
•Easytoinstall,notechnicianneeded
•Mixedhydrocarbonswillnotcauselevelmeasurement
errors
•Avarietyoffloatsareavailable
7230 HT Digital Probe