Interface Gold Standard Interface Gold Standard Calibration SystemCalibration System

Developed in 1989, Interface, Inc. began Developed in 1989, Interface, Inc. began to market the Gold Standardto market the Gold Standard™ System ™ System in 1991. in 1991. It is now used in more than 250 labs It is now used in more than 250 labs throughout the world.throughout the world.

INTERFACE

Gold StandardGold StandardTMTM Load Cell Calibration System Load Cell Calibration System

One 9840 2 Channel Indicator for Load Cell Exitation/ One 9840 2 Channel Indicator for Load Cell Exitation/ Signal ConditioningSignal Conditioning

One ICS-202 Force Calibration SoftwareOne ICS-202 Force Calibration Software

One SIS-103 One-Day Training at InterfaceOne SIS-103 One-Day Training at Interface

One CT-139-10 SCB1 to GS Load Cell CableOne CT-139-10 SCB1 to GS Load Cell Cable

One CT-142-10 SCB1 to Standard Load Cell CableOne CT-142-10 SCB1 to Standard Load Cell Cable

One CX-0440 mV/V Transfer StandardOne CX-0440 mV/V Transfer Standard

One SIS-104 System SetupOne SIS-104 System Setup

INTERFACE

Interface Gold StandardInterface Gold StandardTMTM Calibration Systems Calibration Systems

Controlled calibration process reduces calibration Controlled calibration process reduces calibration times by 50% to 90% and produces consistent times by 50% to 90% and produces consistent calibration resultscalibration results

Easy-to-use software reduces operator training timeEasy-to-use software reduces operator training time

Fully integrated reporting functionsFully integrated reporting functions

Automatic archiving of calibration resultsAutomatic archiving of calibration results

Supports ASTM E74, ASTM E4 and ISO 7500/1, Supports ASTM E74, ASTM E4 and ISO 7500/1, EH10002EH10002

Industry Accepted terms and calculationsIndustry Accepted terms and calculations

0.1µV display resolution0.1µV display resolution

Used in over 250 calibration labs world-wideUsed in over 250 calibration labs world-wide

INTERFACE

Gold StandardGold StandardTMTM Calibration System Options Calibration System OptionsGS-USB: Provides USB interface for HRBSC, SCB1, DA-101 and GS-USB: Provides USB interface for HRBSC, SCB1, DA-101 and HL4IO instrument boards includes internal power supply, cooling fan HL4IO instrument boards includes internal power supply, cooling fan and USB cable.and USB cable.SCB1: 20 bit instrument board provides signal conditioning for the Gold SCB1: 20 bit instrument board provides signal conditioning for the Gold StandardStandardTMTM System. Available in single or dual channel versions. System. Available in single or dual channel versions.HRBSC: High-resolution 22 bit instrument board increases accuracy HRBSC: High-resolution 22 bit instrument board increases accuracy over the SCB1. over the SCB1. DA-101: Digital to analog board for generating command signal for DA-101: Digital to analog board for generating command signal for system control. Provides setpoint signal for servo controlled hydraulic system control. Provides setpoint signal for servo controlled hydraulic force testing.force testing.HL4IO: High level 4-channel input board allows calibration of ±5 and HL4IO: High level 4-channel input board allows calibration of ±5 and ±10 VDC output transducers and includes all features of the DA-101.±10 VDC output transducers and includes all features of the DA-101.Load Cell Simulator: mV/V transfer standards are used to calibrate the Load Cell Simulator: mV/V transfer standards are used to calibrate the Gold StandardGold StandardTMTM system, and for setting up and testing load cell system, and for setting up and testing load cell readout devices. CX-0404 - specifically designed for instrument readout devices. CX-0404 - specifically designed for instrument substitution testing as per ASTM E74.substitution testing as per ASTM E74.Desktop, laptop or portable PC: Contact factory for currently available Desktop, laptop or portable PC: Contact factory for currently available configurations.configurations.Gold StandardGold StandardTMTM or Platinum Standard or Platinum StandardTMTM load cells as required. load cells as required.

INTERFACE

1600 Gold Standard1600 Gold StandardTMTM Calibration Load Calibration Load CellCell

Tension and compression in one unitTension and compression in one unit.005% nonrepeatability.005% nonrepeatability.01% creep.01% creepHigh output - to 4mV/VHigh output - to 4mV/VHigh precision base installedHigh precision base installed3 run NIST traceable calibration3 run NIST traceable calibrationFactory installed calibration adapterFactory installed calibration adapterEccentric load compensatedEccentric load compensated.0008%/.0008%/°°F temp. effect on outputF temp. effect on output4% lower load limit per ASTM E744% lower load limit per ASTM E74

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1600 Gold Standard1600 Gold StandardTMTM Calibration Calibration Compression Only Load CellCompression Only Load Cell

.005% nonrepeatability.005% nonrepeatability

.01% creep.01% creepHigh output - to 4mV/VHigh output - to 4mV/VHigh precision base installedHigh precision base installed3 run NIST traceable calibration3 run NIST traceable calibrationEccentric load compensatedEccentric load compensated.0008%/.0008%/°°F temp. effect on outputF temp. effect on output4% lower load limit4% lower load limit

INTERFACE

Model 1800 PlatinumModel 1800 Platinum™™ Series SeriesLow Profile Load CellsLow Profile Load Cells

.005% non-repeatability.005% non-repeatability

.01% Creep.01% Creep

Designed to be used at Designed to be used at 2% lower load limit2% lower load limit

.008% /.008% /°F temp effect on °F temp effect on outputoutput

Eccentric load Eccentric load compensatedcompensated

INTERFACE

Model 9840 Intelligent IndicatorModel 9840 Intelligent Indicator• 24 bit internal resolution

•+/-999,999 Count Bipolar Display

•Nonlinearity < 0.005%

•Stores calibration for up to 25 load cells

•Fast, direct analog output

VDC scalable analog output

•Full duplex RS232C

•Peak/Valley hold

•Front panel and remote tare

INTERFACE

Precision mV/V Load Cell Precision mV/V Load Cell SimulatorSimulator

Most accurate load cell simulator.Most accurate load cell simulator.Special low thermal Special low thermal

emf construction.emf construction.Each unit individually calibrated, Each unit individually calibrated,

aged and recalibrated.aged and recalibrated.Strong, rugged design.Strong, rugged design.Instrument substitution testing.Instrument substitution testing.MDL CX-0404 is specifically designed for instrument MDL CX-0404 is specifically designed for instrument substitution testing as per ASTM E74.substitution testing as per ASTM E74.

INTERFACE

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Why use a simulator orWhy use a simulator or mV/V Standard ? mV/V Standard ?

Calibrate Indicator or Signal Conditioner Calibrate Indicator or Signal Conditioner periodicallyperiodically

Daily sanity check on measurementsDaily sanity check on measurements

Establish trueEstablish true

zerozero

Check cablesCheck cables

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Model CX StandardModel CX Standard6 digit calibration6 digit calibration

10 ppm uncertainty10 ppm uncertainty

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Shunt CalibrationShunt Calibration

Technique of unbalancing bridge with Technique of unbalancing bridge with external shunt resistorexternal shunt resistor

Less ExpensiveLess Expensive

OK for medium-accuracy workOK for medium-accuracy work

Affected by preload, temperature, bridge Affected by preload, temperature, bridge resistance drift, cable lengthresistance drift, cable length

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Transducer Calibration Transducer Calibration ProceduresProcedures

15

Machine Calibration ProceduresMachine Calibration Procedures

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Measurement Uncertainty Model, Measurement Uncertainty Model, Calibrating Load Cell by ComparisonCalibrating Load Cell by Comparison

Load Frame

TestTransducer

StandardTransducer

FeedbackTransducer

HydraulicForce

Generator Servo Valve

Servo Amplifier &Controller

Data Archive

Computer

GoldStandardSoftware

HRBSC

HRBSC

Printer

Monitor

Uncertainty ComponentsUncertainty Components

CNS = Cal of Standard Transducer by NISTCNS = Cal of Standard Transducer by NIST

DS = Drift in Standard since last calDS = Drift in Standard since last cal

PS = Creep in Standard TransducerPS = Creep in Standard Transducer

TS = Temperature effect on output of StandardTS = Temperature effect on output of Standard

RHF= Nonreproducibility of frame, load stringRHF= Nonreproducibility of frame, load string

CH = Calibration of HRBSC InstrumentCH = Calibration of HRBSC Instrument

DH = Drift in HRBSC since last calDH = Drift in HRBSC since last cal

TH = Temperature effect on HRBSC InstrumentTH = Temperature effect on HRBSC Instrument

LH = Nonlinearity of HRBSC InstrumentLH = Nonlinearity of HRBSC Instrument

NH = Noise of HRBSC InstrumentNH = Noise of HRBSC Instrument17

CCH H Uncertainty in calibration of HRBSC Uncertainty in calibration of HRBSC

   (rectangular distribution)(rectangular distribution)

  Source of Uncertainty Type Uncertainty (%RDGSource of Uncertainty Type Uncertainty (%RDG) )

CCCXCX = Calibration of CX-0610 B 0.0008 = Calibration of CX-0610 B 0.0008

DDCXCX = Drift in transfer function of = Drift in transfer function of

CX-0610 between calibrations B 0.0010CX-0610 between calibrations B 0.0010

TTCXCX = Temperature effect on = Temperature effect on

CX-0610 B 0.0054CX-0610 B 0.0054

NNCXCX = Noise of the HRBSC = Noise of the HRBSC

instrument during calibrationinstrument during calibration

with the CX-0610 B 0.0003with the CX-0610 B 0.0003

    ------------------------

Combined (Root Sum of Squares) 0.0056Combined (Root Sum of Squares) 0.005618

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Uncertainty Budget Example Uncertainty Budget Example Analysis at 30% Calibrated Range and 0.9 mV/V Output of the Standard and Test Transducers:

Interval Interval Uncertainty

Source of Uncertainty Type Expression (%RDG) Distribution Factor ui (%RDG)

CNS NIST Cal of Standard, uw B 0.0005% RDG 0.0000 Std Dev 1 0.0000

uv B 0.0005% RDG 0.0000 Std Dev 1 0.0000

ur A 0.00160%Cal Range 0.0000 Std Dev 1 0.0000

DS Drift in Standard B 0.010% RDG 0.0000 Triangular 0.408 0.0000

PS Creep in Standard B 0.0055% RDG 0.0000 Rectangular 0.577 0.0000

TS Temperature Effect on Std B 0.0029% RDG 0.0000 Rectangular 0.577 0.0000

RHF Nonreproducibility , load frame B 0.0130% RDG 0.0000 Std Dev 1 0.0000

CH Cal of HRBSC, Std B 0.0056% RDG 0.0000 Rectangular 0.577 0.0000

DH Drift in HRBSC, Std A 0.0009% RDG 0.0000 Std Dev 1 0.0000

TH Temperature Effect HRBSC, Std B 0.0020% RDG 0.0000 Rectangular 0.577 0.0000

LH Nonlinearity of HRBSC, Std B 0.00007 mV/V 0.0000 Triangular 0.408 0.0000

NH Noise of HRBSC, Std B 0.00004 mV/V 0.0000 Rectangular 0.577 0.0000

CH Cal of HRBSC, Test B 0.0056% RDG 0.0000 Rectangular 0.577 0.0000

DH Drift in HRBSC, Test A 0.0009% RDG 0.0000 Std Dev 1 0.0000

TH Temperature Effect HRBSC,Test B 0.0020% RDG 0.0000 Rectangular 0.577 0.0000

LH Nonlinearity of HRBSC, Test B 0.00007 mV/V 0.0000 Triangular 0.408 0.0000

NH Noise of HRBSC, Test B 0.00004 mV/V 0.0000 Rectangular 0.577 0.0000

uc Combined Uncertainty 0.0000

U Expanded Uncertainty 0.040U = k uc w here k = 2 for confidence level of 95%

Root Sum of Squares Method

Probability

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Dominant Uncertainty ComponentsDominant Uncertainty Components

Nonreproducibility of load frame, threads, Nonreproducibility of load frame, threads, adaptors, alignmentadaptors, alignment

Calibration of Standard at low end of Calibration of Standard at low end of rangerange

Drift in Standard since last calDrift in Standard since last cal

INTERFACELoad Cell Calibration System Software - Opening ScreenLoad Cell Calibration System Software - Opening Screen

INTERFACEDUT Description

INTERFACESetpoint EntrySetpoint Entry

INTERFACESetpoint File SelectionSetpoint File Selection

INTERFACEExercise Load CellsExercise Load Cells

INTERFACEBegin CalibrationBegin Calibration

INTERFACECalibrationCalibration

INTERFACECompleted CalibrationCompleted Calibration

INTERFACEError PlotError Plot

INTERFACECurve FitCurve Fit

INTERFACELoad Cell HistoryLoad Cell History

Model: 1210AF-1K Serial: 52689A Capacity: 1000 lbf Date: 06-08-2004

-0.1

-0.08

-0.06

-0.04

-0.02

0

0.02

0.04

0.06

0.08

0.1

0 10 20 30 40 50 60 70 80 90 100

Test Range, % (1000 lbf COMPRESION)

Erro

r, %

FS

RUN 1 RUN 2 RUN 3

INTERFACEINTERFACE

INTERFACEReport DesignerReport Designer

INTERFACECustom ReportCustom Report

Gold StandardGold StandardTMTM E4 Machine Calibration E4 Machine Calibration SystemSystem

9840-100-1 Intelligent Indicator9840-100-1 Intelligent Indicator

One ICS-205 E4 Machine Calibration SoftwareOne ICS-205 E4 Machine Calibration Software

One CT-177-10 Gold Standardtm Interconnect Cable One CT-177-10 Gold Standardtm Interconnect Cable AssembyAssemby

Serial Cable, Laptop to 9840Serial Cable, Laptop to 9840

One CX-0440 +4mV/V Transfer StandardOne CX-0440 +4mV/V Transfer Standard

One SIS-104 System SetupOne SIS-104 System Setup

Training at InterfaceTraining at Interface

INTERFACE

Features of the Portable E4 Features of the Portable E4 Machine Calibration Software:Machine Calibration Software:

Capable of providing the user with printed Capable of providing the user with printed copies of:copies of:

E4-02 Test Machine Verification Report.E4-02 Test Machine Verification Report.

ISO 7500/1 Test Machine Verification ISO 7500/1 Test Machine Verification Report. Report.

INTERFACE

INTERFACE

Portable E4 System Software – Opening ScreenPortable E4 System Software – Opening Screen

INTERFACESetpoint EntrySetpoint Entry

INTERFACESetpoint File SelectionSetpoint File Selection

INTERFACEMeter ConfigurationMeter Configuration

INTERFACEMachine DetailsMachine Details

INTERFACELoad Point EntryLoad Point Entry

INTERFACELoad Point EntryLoad Point Entry

INTERFACEBegin VerificationBegin Verification

INTERFACEData CollectionData Collection

INTERFACECompleted VerificationCompleted Verification

INTERFACEE4 ReportE4 Report

INTERFACEVerification HistoryVerification History

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ISO 7500-1 ReportISO 7500-1 Report

INTERFACEISO 7500-1ISO 7500-1

INTERFACEReport DesignerReport Designer

INTERFACECustom E4 ReportCustom E4 Report

INTERFACECustom ISO ReportCustom ISO Report