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Table of Contents

Page

Warranty ............................................................................................................ ii

EC Declaration of Conformity ......................................................................... iii

List of Figures ................................................................................................... vi

List of Tables .................................................................................................... vi

Safety Symbols and Terms ............................................................................. vii

General Warnings and Cautions .................................................................... vii

Definitions ....................................................................................................... viii

Specifications ................................................................................................... ix

Section 1 – General Information

1.1

System Overview .................................................................................... 1

1.2

Scope of this manual .............................................................................. 1

1.3

Unpacking and Inspection ..................................................................... 2

1.4

Preparation for Use ................................................................................ 2

1.5

Optional Accessories and Services ....................................................... 2

Section 2 – System Operation

2.1

Introduction ............................................................................................ 3

2.2

Front and Rear Panels ............................................................................ 3

2.2.1

Range Knob ................................................................................... 4

2.2.2

ZERO Knob ................................................................................... 5

2.2.3

SETUP DIP Switch Bank ............................................................... 5

2.3

Getting Started ........................................................................................ 5

2.4

Using the System .................................................................................... 5

2.4.1

Battery Installation/Replacement ............................................... 6

2.4.2

Power Up ...................................................................................... 6

2.4.3

Detector Connection and Setup .................................................. 6

2.4.4

Setting the Detector Calibration Factor ...................................... 7

2.4.4.1

Setting the Calibration Factor Mantissa ............................ 7

2.4.4.2

Setting the Calibration Factor Exponent ............................ 7

2.4.5

Detector Acceleration Time Constant ........................................ 8

2.4.6

Analog Output .............................................................................. 9

Section 3 – Principles of Operation

3.1

Introduction .......................................................................................... 10

3.2

Functional Description ......................................................................... 10

3.3

Measurement Considerations ............................................................. 10

3.3.1

Detector Calibration and Accuracy .......................................... 11

3.3.2

Quantum Detector Temperature Effects .................................. 11

3.3.3

Thermopile Detector Temperature Effects .............................. 11

3.3.4

Ambient and Stray Light ............................................................ 12

3.4

Performing Basic Measurements ........................................................ 12

3.4.1

Making a Power Measurement .................................................. 12

3.4.2

Common Measurement Errors .................................................. 13

3.5

System Accuracy .................................................................................. 13

Содержание 1815-C

Страница 1: ...Model 1815 C Optical Power Meter OPERATOR MANUAL...

Страница 2: ......

Страница 3: ...anty This warranty does not apply to defects resulting from modification or misuse of any product or part This warranty also does not apply to fuses batteries or damage from battery leakage This warra...

Страница 4: ...r EN55011 Group 1 Class A EN50082 1 IMMUNITY Electrostatic Discharge per IEC 1000 4 2 severity level 3 Radiated Emission Immunity per IEC 1000 4 3 severity level 2 Fast Burst Transients per IEC 1000 4...

Страница 5: ...Using the System 5 2 4 1 Battery Installation Replacement 6 2 4 2 Power Up 6 2 4 3 Detector Connection and Setup 6 2 4 4 Setting the Detector Calibration Factor 7 2 4 4 1 Setting the Calibration Facto...

Страница 6: ...2 Performance Verification 14 4 2 1 Environmental Conditions 14 4 2 2 Recommended Test Equipment 14 4 2 3 Initial Conditions 15 4 2 4 Verification Procedures 15 4 3 Troubleshooting Guide 17 Section 5...

Страница 7: ...iagram 10 Figure 7 Model 1815 C Range Switch Positions 15 List of Tables Table 1 Model 1815 C Compatible Detectors 2 Table 2 Model 1815 C Controls 3 Table 3 SETUP DIP Switch Functions 5 Table 4 SETUP...

Страница 8: ...able to this instrument Warning The American National Safety Institute ANSI states that a shock hazard exists when probes or sensors are exposed to voltage levels greaterthen42VDCor42VpeakAC Donotexce...

Страница 9: ...pe C degrees Centigrade DC direct current F degrees Fahrenheit Hz hertz cycles per second I V current to voltage converter kHz kilohertz k kiloOhm mA milliamp mV millivolt nA nanoamp nF nanofarad nm n...

Страница 10: ...5 Digit LCD Sample Rate 2 5 Hz Range Switch 6 positions one per decade of gain Operating Environment 70 RH Noncondensing 18 C 28 C 65 F 82 F Storage Environment 90 RH Noncondensing Compatible Detector...

Страница 11: ...the calibration factor in the following way Display Noise Floor specified noise floor calibration factor mantissa Voltage Amplification High Power Detectors Range Switch Position 3 4 5 6 High Power Fu...

Страница 12: ...floor is greater than specified see Section 3 3 2 Quantum Detector Tempera ture Effects 6 ACCEL ADJ fully clockwise worst case Detector Responsivity Limits Detector in Use Allowed Responsivities Allo...

Страница 13: ...xii...

Страница 14: ...FP3 FH1 818T 10 818T 30 818T 150 818T 150X 818T 300 High Power Low Power W mW W W W W W mW mW mW W W W kW 20 200 2 2 200 20 nW nW LOW POWER HIGH POWER LOW POWER W ATTN CAL ADJ CAL POWER ZERO ON 1 OFF...

Страница 15: ...del 1815 C Optical Power Meter Refer to Figure 1 for where each accessoryfitswithintheModel1815 COpticalPowerMeterfamilytree For moreinformation pleaserefertotheNewportCatalog Table1 Model1815 CCompat...

Страница 16: ...The front and rear panels of the Model 1815 C are shown in Figures 2 and 3 respectively ThefollowingtablegivesashortdescriptionofeachModel 1815 Ccontrol Table2 Model1815 CControls Control Description...

Страница 17: ...Adj Reqd See Manual Cal Factor Exp Low Power Low Power w Attn High Power INPUT 1 0 ANALOG OUTPUT ACCEL ADJ DIP Switch Input BNC Connector Acceleration Time Constant Adjust Output BNC Connector SETUP...

Страница 18: ...h Thefollowingtableidentifiesthefunc tioneachSETUPswitchpositionperforms Table3 SETUPDIPSwitchFunctions SETUPSwitch SwitchPosition Description 1 2 SelectsforLow Power semiconduc tor detector 1 0 orHig...

Страница 19: ...themeter Thedigitaldisplayshouldlightindicatingthatthemeteris operating IftheBATannounciatorislit replacethebatteries SeeSection 2 4 1 2 4 3 Detector Connection and Setup Connect the detector to the I...

Страница 20: ...ed ddofthefullcalibrationfactor valued ddE d Themantissaisthemostfrequentcalibrationadjustment madewhenmakingmeasurementsatvariouswavelengths Tosettheman tissa usethefollowingprocedure 1 Pressthefront...

Страница 21: ...econdtimeconstant theACCELADJ potentiometerisadjustedatthefactoryforthisvalue However becausethe actualtimeconstantisnotexactly1secondforallthesmallerthermopiles it mayberequiredtooptimizetheaccelerat...

Страница 22: ...no adjustment to the ACCELADJisrequired Note AccelerationcanonlybeusedwithHigh Power thermopile detec tors Ifaccelerationisusedwithotherdetectors erroneousreadings canresult 2 4 6 Analog Output The Mo...

Страница 23: ...ordiskthermopiles voltagemeasurement DetectorsignalsareintroducedtotheModel1815 CbywayofaBNCinput connector A bank of DIP switches found on the back of the Model 1815 C configurestheamplifieraseithera...

Страница 24: ...ion Low Powerdetectors aresignificantlyaffectedbytemperature Atlonger wavelengths thesequantumdetectorstypicallylosesensitivitywithincreasing temperature Howeverthedetectordarkcurrentincreasesexponent...

Страница 25: ...Powerdiskthermopiledetectors whichisnotcomingfromthesource andturningoffroomandotherlights Note Changes in ambient light levels can occur from such factors as turning room lights on or off or by movin...

Страница 26: ...easurementwas made WavelengthCalibration Any CheckthattheCalibration Factorforthemeasure mentwavelengthis properlyset LowBatteryPower Any Checkthatmeterisnot indicatinglowBAT DetectorSaturation Low Po...

Страница 27: ...ion Note If the instrument does not meet specifications and it is still under warranty lessthan12monthssincedateofshipment contactyour local Newport Corporation representative or the factory to deter...

Страница 28: ...gapreciselysetablecurrentsourcesuchasthe KeithleyInstrumentsModel220andapreciselysetableVoltageSourcesuchas theHewlett Packard8904A FunctionGenerator W W kW W W mW W nW nW mW W W W 2 200 20 20 200 2 m...

Страница 29: ...htoposition3 thehighestgainpositioninthe voltage mode See Figure 7 3 PresstheCALbuttonandadjustCALADJuntilthedisplayindicates 1 00andthenreleasetheCALbutton 4 With a shorted input use the ZERO knob to...

Страница 30: ...hissection pleaseseeSection5fordetails onreturningyourentiresystemtoNewportforservice Table10 Symptom FaultTroubleshootingGuide Symptom PossibleFault Correction Blankdisplay PowerswitchOFF TurnswitchO...

Страница 31: ...anbatteries see Section2 4 1 Itscalibrationaccuracyiswarrantedforaperiodof1year After 1year theunitshouldbereturnedtoNewportCorporationforrecalibration Toobtaininformationconcerningfactoryservice cont...

Страница 32: ..._________________________________________ Company ______________________________________________________________________________ Address _______________________________________________________________...

Страница 33: ...20...

Страница 34: ...en certified compliant with ISO 9001 by the British Standards Institution P N 19571 01 Rev F IN 03923 1 00 Printed in the USA Newport Corporation Worldwide Headquarters 1791 Deere Avenue Irvine CA 926...

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