Mts SWIFT 20 Ultra Sensor Manuel d'utilisateur

be certain.mSpinning Wheel Integrated Force TransducerFor Small or High Performance VehiclesSWIFT® 20 (Ultra) SensorProduct Information100-037-800 L

SWIFT 20 Sensors10Technical SupportProblem Submittal Form in MTS ManualsUse the Problem Submittal Form to communicate problems you are experiencing wi

SWIFT 20 Sensors100Road SimulatorInstalling the TransducerRoad SimulatorBefore you begin Angular correction is required on the test track only. If you

Road SimulatorSWIFT 20 Sensors Installing the Transducer101Equipment required This procedure requires one person. To install the transducer, you will

SWIFT 20 Sensors102Road SimulatorInstalling the TransducerAttaching SWIFT Components to the FixturingNote Install the transducer such that the orienta

Road SimulatorSWIFT 20 Sensors Installing the Transducer103Note To minimize negative clamping effects, you must torque the bolts in the sequence shown

SWIFT 20 Sensors104Road SimulatorInstalling the TransducerB. Following the sequence shown in the previous figure for the transducer being installed, t

Road SimulatorSWIFT 20 Sensors Installing the Transducer105Zeroing the Low-Profile Transducer InterfaceImportant This section includes information rel

SWIFT 20 Sensors106Communication ConfigurationsInstalling the TransducerCommunication ConfigurationsImportant This section includes information relate

Communication ConfigurationsSWIFT 20 Sensors Installing the Transducer107RS-485 host The following figure shows an RS-485 host connected to an RS-485

SWIFT 20 Sensors108Cable ConfigurationsInstalling the TransducerCable ConfigurationsImportant This section includes information related to the Low-Pro

Cable ConfigurationsSWIFT 20 Sensors Installing the Transducer109SWIFT Low-Profile TI to SWIFT Low-Profile TIThe following cable (MTS p/n 510742-XX) i

SWIFT 20 Sensors Preface11PrefaceBefore You BeginSafety first! Before you attempt to use your MTS product or system, read and understand the Safety ma

SWIFT 20 Sensors110Cable ConfigurationsInstalling the TransducerTermination JumperThe following jumper plug (MTS p/n 510743-01) is used to terminate a

SWIFT 20 Sensors Analyzing SWIFT Data111Analyzing SWIFT DataOverview This chapter contains examples of data collected from SWIFT installations, and ex

SWIFT 20 Sensors112The DataAnalyzing SWIFT DataThe DataThe following figure shows handling data taken on a flat, winding surface, using a SWIFT sensor

Fx Data (Longitudinal Force)SWIFT 20 Sensors Analyzing SWIFT Data113Fx Data (Longitudinal Force)This figure shows the Fx (longitudinal force) data. •

SWIFT 20 Sensors114Fx Data (Longitudinal Force)Analyzing SWIFT DataThe following figure illustrates the relationship between Fx and Mz, for this test

Fz Data (Vertical Force)SWIFT 20 Sensors Analyzing SWIFT Data115Fz Data (Vertical Force)The offset force in the Z direction is the combined weight of

SWIFT 20 Sensors116Mx Data (Overturning Moment)Analyzing SWIFT DataMx Data (Overturning Moment)The moment Mx is the resultant of the forces Fz and Fy,

Mx Data (Overturning Moment)SWIFT 20 Sensors Analyzing SWIFT Data117Channel 4 Mx Data The following figure shows the relationship between Mx, Fz, and

SWIFT 20 Sensors118Mx Data (Overturning Moment)Analyzing SWIFT DataMx (wheel off ground) = Fz (active weight of the tire and rim outside the transduce

My Data (Brake Moment)SWIFT 20 Sensors Analyzing SWIFT Data119My Data (Brake Moment)The moment My should show strong similarities with the force Fx an

SWIFT 20 Sensors12ConventionsPrefaceConventionsDocumentation ConventionsThe following paragraphs describe some of the conventions that are used in you

SWIFT 20 Sensors120Acceleration and Braking Events ExampleAnalyzing SWIFT DataAcceleration and Braking Events ExampleShown below is actual road data t

Acceleration and Braking Events ExampleSWIFT 20 Sensors Analyzing SWIFT Data121Mz: The Mz output noted is corrected to give the aligning moment at the

SWIFT 20 Sensors122Slalom Curve Driving ExampleAnalyzing SWIFT DataSlalom Curve Driving ExampleShown below is actual road data taken with the MTS SWIF

SWIFT 20 Sensors Maintenance123MaintenanceOverview This chapter contains scheduling guidelines and detailed instructions for performing preventive mai

SWIFT 20 Sensors124MaintenanceTransducerThe transducer requires a minimum amount of maintenance.Do not pressure-wash the transducer or clean it with s

SWIFT 20 Sensors Maintenance125Low-Profile Transducer InterfaceImportant This section includes information related to the Low-Profile Transducer Inter

SWIFT 20 Sensors126MaintenanceCablesMonthly Inspect all electrical cables monthly, or after every 160 hours of operation. Always turn off the electri

SWIFT 20 Sensors Troubleshooting127TroubleshootingThis chapter covers basic set-up related troubleshooting tips. Please read this chapter to investiga

SWIFT 20 Sensors128TroubleshootingThe battery or power supply wiring is reversed.If using a car battery, check that the wiring is correct. If the wiri

SWIFT 20 Sensors Troubleshooting129Some or all transducer output signals read 0 volts at the TI output even when a load is present.The TI is not turne

ConventionsSWIFT 20 Sensors Preface13Hypertext links The electronic document has many hypertext links displayed in a blue font. All blue words in the

SWIFT 20 Sensors130TroubleshootingThe tire rotation was not continuous or smooth.The tire should be rotated at a slow and constant velocity. Changes i

SWIFT 20 Sensors Troubleshooting131The reference angle of the transducer is set incorrectly in non-spinning mode.The AngleFixed value in the TI calibr

SWIFT 20 Sensors132TroubleshootingExcessive noise during the zero procedure caused an incorrect bridge zero, or the angle computation to be calculated

SWIFT 20 Sensors Troubleshooting133The data acquisition scales are set incorrectly.Check that the data acquisition scales are set correctly. The full

SWIFT 20 Sensors134TroubleshootingShunt Calibration indicator light blinks after shunt calibration indicating Shunt Calibration failed.The shunt cable

SWIFT 20 Sensors Troubleshooting135Shunt Calibration indicator light blinks after shunt calibration indicating Shunt Calibration failed (continued).Th

SWIFT 20 Sensors136TroubleshootingThe gains have been changed in the calibration file.As the bridges are shunted, the eight raw bridge outputs pass th

SWIFT 20 Sensors Troubleshooting137Spinning Application: Vehicle Coordinate System Outputs have unusual or incorrect waveform shapes to them. (Angular

SWIFT 20 Sensors138TroubleshootingSpinning Application: Vehicle Coordinate System Outputs have unusual or incorrect waveform shapes to them. A two-tim

SWIFT 20 Sensors Troubleshooting139Spinning Application: Vehicle Coordinate System Outputs have unusual or incorrect waveform shapes to them (continue

SWIFT 20 Sensors14ConventionsPreface

SWIFT 20 Sensors140TroubleshootingSpinning Application: Vehicle Coordinate System Outputs have unusual or incorrect waveform shapes to them. (Continue

SWIFT 20 Sensors Assembly Drawings141Assembly DrawingsThis chapter contains the assembly drawings and parts lists relevant to the SWIFT 20 (Ultra) tra

SWIFT 20 Sensors142Cable DrawingsAssembly DrawingsCable DrawingsCable Part NumbersPart Number Cable Description0377661-XXGround cable0494749-XXBNC cab

SWIFT 20 Sensors Hardware Overview15Hardware OverviewImportant This manual includes information on the Low-Profile Transducer Interface (TI). For SWIF

SWIFT 20 Sensors156SWIFT 20A Mechanical PartsAssembly DrawingsSWIFT 20A Mechanical PartsSWIFT 20A Mechanical Part NumbersPart Number Part Description7

SWIFT 20 Sensors16Spinning Applications (Test Track)Hardware OverviewSpinning Applications (Test Track) The SWIFT sensor can be used for road load dat

SWIFT 20T Mechanical PartsSWIFT 20T Mechanical Part NumbersPart Number Part Description700-000-795Reference Dimension Drawing700-000-836Bolt Torque Se

Non-spinning Applications (Simulation Lab)SWIFT 20 Sensors Hardware Overview17Non-spinning Applications (Simulation Lab)The SWIFT sensor can be fully

SWIFT 20 Sensors170Common PartsAssembly DrawingsCommon PartsCommon Parts Used with either the SWIFT 20A or SWIFT 20T TransducerPart Number Description

mMTS Systems Corporation14000 Technology DriveEden Prairie, Minnesota 55344-2290 USAToll Free Phone: 800-328-2255 (within the U.S. or Canada)Phone: 95

SWIFT 20 Sensors18ConstructionHardware OverviewConstructionThe SWIFT sensor has one-piece construction for outstanding fatigue life, low hysteresis, a

ConstructionSWIFT 20 Sensors Hardware Overview19Hub adapter The hub adapter attaches to the inner diameter of the transducer, allowing you to place it

Copyright information © 1999–2011 MTS Systems Corporation. All rights reserved.Trademark information MTS, SWIFT, TestStar, and TestWare are registered

SWIFT 20 Sensors20ConstructionHardware OverviewThe slip ring anti-rotate device should be configured such that no loading occurs to the slip ring thro

ConstructionSWIFT 20 Sensors Hardware Overview21Transducer Interface(TI)The TI comes in two versions: a Low-Profile TI and the newer Mini TI. Informat

SWIFT 20 Sensors22ConstructionHardware OverviewDesign FeaturesFlexure isolation The SWIFT sensor has a very stiff outer ring and flexured beam isolati

Coordinate SystemSWIFT 20 Sensors Hardware Overview23Coordinate SystemIn the transducer, independent strain gage bridges measure forces and moments ab

SWIFT 20 Sensors24Coordinate SystemHardware OverviewThe direction of positive forces follows the right hand rule:• Vertical force (Fz) is positive up•

SpecificationsSWIFT 20 Sensors Hardware Overview25SpecificationsSWIFT 20 Transducer Performance Parameter SpecificationUseSWIFT 20 A (aluminum) forSWI

SWIFT 20 Sensors26SpecificationsHardware OverviewTransducer Center-of-GravityTransducer Center-of-Gravity and Inertia SpecificationsMaterialAluminum T

SpecificationsSWIFT 20 Sensors Hardware Overview27Power RequirementsInput voltageSupply currentFuse10–17 V DC2 A typical, 3 A maximum at 12 V DC3 A fa

SWIFT 20 Sensors28SpecificationsHardware OverviewFor RS-232 host:50 ft from host to the first (nearest) TI, and 300 ft from the first TI to the last S

CalibrationSWIFT 20 Sensors Hardware Overview29CalibrationImportant The following sections include information related to the Low-Profile Transducer I

SWIFT 20 Sensors Contents3ContentsTechnical Support 7How to Get Technical Support 7Before You Contact MTS 7If You Contact MTS by Phone 9Pr

SWIFT 20 Sensors30CalibrationHardware OverviewWhen you press the Shunt button, the associated Shunt LED lights. As the Low-Profile TI automatically sw

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview31Low-Profile Transducer InterfaceThe Low-Profile TI performs cross talk compensatio

SWIFT 20 Sensors32Low-Profile Transducer InterfaceHardware OverviewThe Low-Profile TI transforms eight inputs (amplified bridge signals) into three fo

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview33The angle output for a tire rotating at constant velocity can be represented by th

SWIFT 20 Sensors34Low-Profile Transducer InterfaceHardware OverviewLow-Profile TI Front PanelTransducer Interface Front PanelFuse (F1) A 3A fuse prote

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview35Angle Zero and BridgeZero switchesThese switches are used to zero the transducer i

SWIFT 20 Sensors36Low-Profile Transducer InterfaceHardware OverviewWhen a system zero is initiated, the associated LED is lit. After successful comple

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview37Zero LEDs These indicators indicate the current state of the zero process. The Zer

SWIFT 20 Sensors38Low-Profile Transducer InterfaceHardware OverviewAddress selector Each Low-Profile TI in a communications chain has a unique address

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview392Critical: Local register failure3Critical: Boot block CRC failure5NVRAM error. An

SWIFT 20 Sensors4ContentsError Messages 57Shunt Error Status 58Setting up the Low-Profile Transducer Interface 59Select a Zero Method 60Ca

SWIFT 20 Sensors40Low-Profile Transducer InterfaceHardware Overview18AD Init Error. An error occurred while attempting to initialize the Low-Profile T

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview41Low-Profile TI Rear PanelLow-Profile Transducer Interface Rear PanelJ4 Output conn

SWIFT 20 Sensors42Low-Profile Transducer InterfaceHardware OverviewInduction Power SourceInduction Power SourceFuses (F1, F2) Provides circuit protect

Low-Profile Transducer InterfaceSWIFT 20 Sensors Hardware Overview43Low-Profile TI JumpersThe transducer interface uses circuit board jumpers to estab

SWIFT 20 Sensors44Interfacing with RPCHardware OverviewInterfacing with RPCThe SWIFT sensor is directly compatible with the MTS Remote Parameter Contr

SWIFT 20 Sensors Software Utilities45Software UtilitiesImportant This section includes information related to the Low-Profile Transducer Interface (TI

SWIFT 20 Sensors46IntroductionSoftware UtilitiesIntroductionThe SWIFT utility programs in this distribution are for Win32 Operating Systems (Windows 9

TISTATUS - Low-Profile Transducer Interface StatusSWIFT 20 Sensors Software Utilities47TISTATUS - Low-Profile Transducer Interface StatusThis program

SWIFT 20 Sensors48TIXFER - Low-Profile Transducer Interface TransferSoftware UtilitiesTIXFER - Low-Profile Transducer Interface TransferThis program i

TIXFER - Low-Profile Transducer Interface TransferSWIFT 20 Sensors Software Utilities49The following rules apply:Tabs and spaces are allowed.The param

SWIFT 20 Sensors Contents5Maintenance 123Transducer 124Low-Profile Transducer Interface 125Cables 126Troubleshooting 127Assembly Drawin

SWIFT 20 Sensors50TIXFER - Low-Profile Transducer Interface TransferSoftware UtilitiesThe bridge and angle zero values will change whenever a zero is

TISHUNT - Low-Profile Transducer Interface ShuntSWIFT 20 Sensors Software Utilities51TISHUNT - Low-Profile Transducer Interface ShuntThis program is a

SWIFT 20 Sensors52TISHUNT - Low-Profile Transducer Interface ShuntSoftware UtilitiesOption 0 Use this option to exit the program.Option 1 Use this opt

TISHUNT - Low-Profile Transducer Interface ShuntSWIFT 20 Sensors Software Utilities53Option 3 Use this option to restore shunt settings from a file. T

SWIFT 20 Sensors54TISHUNT - Low-Profile Transducer Interface ShuntSoftware UtilitiesOption 5 Use this option to command a Shunt Cal in the Transducer

TISHUNT - Low-Profile Transducer Interface ShuntSWIFT 20 Sensors Software Utilities55Setting Up Shunt Calibration Reference ValuesThe tishunt utility

SWIFT 20 Sensors56TISETZERO – Low-Profile Transducer Interface Set Software UtilitiesTISETZERO – Low-Profile Transducer Interface Set Zero MethodThis

Error MessagesSWIFT 20 Sensors Software Utilities57Error MessagesWhen a SWIFT utility encounters an error, a traceback message is displayed. An exampl

SWIFT 20 Sensors58Shunt Error StatusSoftware UtilitiesShunt Error StatusThis is the error status for each bridge from the last shunt cal that was perf

SWIFT 20 Sensors Setting up the Low-Profile Transducer Interface59Setting up the Low-Profile Transducer InterfaceImportant This section includes infor

SWIFT 20 Sensors6Contents

SWIFT 20 Sensors60Select a Zero MethodSetting up the Low-Profile Transducer InterfaceSelect a Zero MethodBefore you install a transducer and zero it,

Select a Zero MethodSWIFT 20 Sensors Setting up the Low-Profile Transducer Interface61Calibration File ElementsThe following figure shows some element

SWIFT 20 Sensors62Select a Zero MethodSetting up the Low-Profile Transducer InterfaceItems you may edit • OutputPolarities–defines the polarities of t

Select a Zero MethodSWIFT 20 Sensors Setting up the Low-Profile Transducer Interface633Use this algorithm if you do not need to mechanically level the

SWIFT 20 Sensors64Upload the Calibration FileSetting up the Low-Profile Transducer InterfaceUpload the Calibration FileA unique calibration file was l

Upload the Calibration FileSWIFT 20 Sensors Setting up the Low-Profile Transducer Interface658. TIXFER will prompt you when the file has uploaded.tixf

SWIFT 20 Sensors66Edit the Calibration FileSetting up the Low-Profile Transducer InterfaceEdit the Calibration FileDo not change any other items in th

Edit the Calibration FileSWIFT 20 Sensors Setting up the Low-Profile Transducer Interface672. If necessary, edit the value for OutputPolarities.This v

SWIFT 20 Sensors68Edit the Calibration FileSetting up the Low-Profile Transducer Interface3. Perform this step for spinning application. For non-spinn

Edit the Calibration FileSWIFT 20 Sensors Setting up the Low-Profile Transducer Interface69C. The AngleOffset value is used when you are operating in

SWIFT 20 Sensors Technical Support7Technical SupportHow to Get Technical SupportStart with yourmanualsThe manuals supplied by MTS provide most of the

SWIFT 20 Sensors70Download the Calibration FileSetting up the Low-Profile Transducer InterfaceDownload the Calibration FileUse the program TIXFER to d

Download the Calibration FileSWIFT 20 Sensors Setting up the Low-Profile Transducer Interface717. Enter 0 at the prompt to exit the program.tixfer 1.7

SWIFT 20 Sensors72Download the Calibration FileSetting up the Low-Profile Transducer Interface

SWIFT 20 Sensors Installing the Transducer73Installing the TransducerImportant This section includes information related to the Low-Profile Transducer

SWIFT 20 Sensors74Test Track Vehicle for Slip Ring SensorInstalling the TransducerTest Track Vehicle for Slip Ring SensorEquipment required This proce

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer75• 12 V power supply (for example, a car battery)Slip Ring Installat

SWIFT 20 Sensors76Test Track Vehicle for Slip Ring SensorInstalling the TransducerDo not lay the wheel flat while the transducer is attached to it.Whe

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer77Attaching SWIFT Components to the Wheel AssemblyProcedure 1. Remove

SWIFT 20 Sensors78Test Track Vehicle for Slip Ring SensorInstalling the Transducer5. Attach the hub adapter to the transducer. Hand tighten the boltsI

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer796. Tighten the mounting bolts.A. Following the sequence shown in th

SWIFT 20 Sensors8Technical SupportKnow information fromprior technicalassistanceIf you have contacted MTS about this problem before, we can recall you

SWIFT 20 Sensors80Test Track Vehicle for Slip Ring SensorInstalling the TransducerAttaching SWIFT and Wheel Assembly to the Vehicle1. Before installin

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer81C. Measure, making bends as necessary, and cut the aluminum tube to

SWIFT 20 Sensors82Test Track Vehicle for Slip Ring SensorInstalling the TransducerInstalling the Low-Profile Transducer Interface ElectronicsImportant

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer83Note Some data acquisition systems may introduce electrical noise s

SWIFT 20 Sensors84Test Track Vehicle for Slip Ring SensorInstalling the Transducer5. Verify that the shunt contacts are covered. Make sure that the pl

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer85Setting up the SWIFT Sensor for Data CollectionImportant This secti

SWIFT 20 Sensors86Test Track Vehicle for Slip Ring SensorInstalling the TransducerWhen using one of these zero methods, never rotate the tire directly

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer87This zero method samples all eight input bridges on every encoder t

SWIFT 20 Sensors88Test Track Vehicle for Slip Ring SensorInstalling the TransducerA. Download the spinning calibration file (xxxxxs.cal) to the comput

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer89Note If the anti-rotate assembly interferes with the mounting of th

SWIFT 20 Sensors Technical Support9If You Contact MTS by PhoneYour call will be registered by a Call Center agent if you are calling within the United

SWIFT 20 Sensors90Test Track Vehicle for Slip Ring SensorInstalling the TransducerI. Place the digital inclinometer on the bracket and rotate the tire

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer914. Run the TISTATUS program to compare the supply voltages to the r

SWIFT 20 Sensors92Test Track Vehicle for Slip Ring SensorInstalling the TransducerNote The encoder has a red dot on the mounting flange connected to t

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer9312. Perform, “Verifying the Quality of the Zero Procedure,” on page

SWIFT 20 Sensors94Test Track Vehicle for Slip Ring SensorInstalling the TransducerB. Rotate the tire 1 1/4 to 2 revolutions, until the Bridge Zero ind

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer95Verifying the Quality of the Zero ProcedureImportant This section i

SWIFT 20 Sensors96Test Track Vehicle for Slip Ring SensorInstalling the TransducerD. Press the Shunt button on the front of the TI box, or use option

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer97As the vehicle is set completely on the ground, the output from the

SWIFT 20 Sensors98Test Track Vehicle for Slip Ring SensorInstalling the TransducerCollecting DataImportant This section includes information related t

Test Track Vehicle for Slip Ring SensorSWIFT 20 Sensors Installing the Transducer99Important Before beginning data collection, read the cautions on th