strain transducer - bditest.com · the bdi strain transducer has been designed for structural...
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• Costeffective
• Installsin5minutesorless
• Completelyreusable—lastsforyears
• Waterproofto20ft(~6.1m)
• Field-gradeinstrumentationcable
• Specifycabletypeandlength
• Compatiblewithmostdataacquisitionsystems
• N.I.S.T.traceablecalibration
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STRAIN TRANSDUCER
WWW.BRIDGETEST.COM
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Cable OptionsReusable Tabs and Tab Jig Rugged aluminum covers protecttransducers for long-term monitoring
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The BDI Strain Transducerhasbeendesignedforstructuraltestingintoughfieldconditions.Theseaccurate,rugged,andfully-waterproofedunitscanbeinstalledveryquicklyforalltypesofmeasurementapplications.
• Steel• Timber• Fiberreinforcedpolymer(FRP)• FatigueMonitoring• TensionRods• LaboratoryTesting• Pre-stressedandpost-tensionedconcrete• Reinforcedconcrete(withgageextensions)
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MODEL ST350
RANGE (RESISTANCE) 350Ω
EXCITATION VOLTAGE +1.0to+10.0Vdc(outputisratiometric)
POWER RATING MAX: TYPICAL: INTELLIDUCER:
300mW72mW@+5.0Vdc13mW@+5.0Vdc*
CIRCUIT Fullwheatstonebridgewithfouractive350Ωfoilgages
STRAIN RANGE ±4,000µε(Calibratedto±2,000µε)
FORCE REQUIRED FOR 1000µε ~17lbs.(~76N)
TYPICAL SENSITIVITY ~500Ω/mV/V(individuallycalibratedtoN.I.S.T.standards)
ACCURACY <±1%
EFFECTIVE GAGE LENGTH 3.0in(76.2mm)[ExtensionsavailableforusewithR/Cstructures]
CABLE IC-02-187(0.187indiameter,22awg,2pair,shieldedwithdrainwire,redPVCjacket)orIC-02-250(0.250indiameter,22awg,2pair,shieldedwithdrainwire,bluePVCjacket)
Housing 6061-Aluminum
Weather Proofing IP67Rated(waterproofto70metersavailable)
Operating Temperature -58°Fto+185°F(-50°Cto+85°C)
Weight 3oz.(85grams)
Mounting BDImountingTabandadhesive,mechanicalconnection
STEEL CONCRETE
GAGE LENGTH EXTENSION
Bridge Diagnostics, Inc.1995 57TH COURT NORTH, SUITE 100 | BOULDER, CO 80301-2810 USA
TEL. +1 (303) 494-3230WWW.BRIDGETEST.COMFor more information please visit us at:
*Intelliducerconnectorsoperateat+5.0Vdconly.