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HP HP 81552SM Скачать руководство пользователя страница 7

Contents

C.

HP

81552SM

Specications

Suppelementary

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erformance

Characteristics

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C-2

Internal

Digital

Modulation

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C-2

Output

Attenuation

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C-2

Stability

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C-2

D

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HP

81552SM

P

erformance

T

ests

Introduction

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D-1

Equipment

Required

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D-1

T

est

Record

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D-2

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D-2

Instrument

Specication

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D-2

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D-2

Output

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ower

and

Stability

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ests

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D-3

I.

Output

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ower

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D-3

II.

Attenuation

Function

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est

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D-4

III.

Modulation

Function

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D-4

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Stability

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D-4

E.

Cleaning

Procedures

The

Cleaning

Kit

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E-1

Other

Cleaning

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ools

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E-3

Preserving

Connectors

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E-4

Cleaning

Instrument

Housings

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E-4

Cleaning

Procedures

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E-5

Cleaning

Cable

Connectors

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E-5

Cleaning

Connector

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dapters

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E-6

Cleaning

Connector

Interfaces

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E-6

How

to

clean

instruments

with

a

physical

contact

interface

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E-7

Light

dirt

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E-7

Heavy

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E-7

Contents-1

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Содержание HP 81552SM

Страница 1: ...Operating and Programming Manual HP 81552SM Lightwave Multimeter Source Module SERIAL NUMBERS This manual applies to all instruments ABCDE HP Part No 81552 90011 Printed in Germany Second Edition E0796 ...

Страница 2: ...rial Number Edition 2 applies directly to all instruments Edition 1 1st May 1990 81552 90011 E0590 Edition 2 1st November 1990 81552 90011 E1190 1st December 1994 81552 90011 E1294 1st July 1996 81552 90011 E0796 ...

Страница 3: ...r defect is apparent or if an instrument does not pass the operator s checks notify the nearest Hewlett Packard o ce W arning To avoid hazardous electrical shock do not perform electrical tests when there are signs of shipping damage to any portion of the outer enclosure covers panels etc Line Power Requirements The HP 81552SM operates when installed into the HP 8153A Lightwave Multimeter mainfram...

Страница 4: ...i cations for these modules are as follows HP 81552SM Laser Type FP Laser InGaAsP Laser Class According to IEC 825 1 3A not USA EN 60825 1 Europe According to 21 CFR 1040 10 1 USA Output Power 0dBm Beam Diameter 9 m Numerical Aperture 0 1 Wavelength 1310620nm iv ...

Страница 5: ...ie Spezi kationen f ur die Lasereinsch ube sind wie folgt HP 81552SM Laser Typ FP Laser InGaAsP Laser Klasse Entsprechend IEC 825 1 3A EN 60825 1 Europa Ausgangsleistung 0dBm Strahldurchmesser 9 m Numerische Apertur 0 1 Wellenl ange 1310620nm v ...

Страница 6: ...Lasers Les Sp eci cations des Modules Laser sont les Suivantes HP 81552SM Type de Laser FP Laser InGaAsP Classe du Laser Conforme au STD IEC 825 1 3A EN 60825 1 Europe Puissance de Sortie 0dBm Diam etre du Faisceau 9 m Ouverture Num erique 0 1 Longueur d Onde 1310620nm vi ...

Страница 7: ...D 2 Output Power and Stability Tests D 3 I Output Power Test D 3 II Attenuation Function Test D 4 III Modulation Function Test D 4 IV Stability Test D 4 E Cleaning Procedures The Cleaning Kit E 1 Other Cleaning Tools E 3 Preserving Connectors E 4 Cleaning Instrument Housings E 4 Cleaning Procedures E 5 Cleaning Cable Connectors E 5 Cleaning Connector Adapters E 6 Cleaning Connector Interfaces E 6 ...

Страница 8: ...Figures D 1 Performance Test Setup D 3 Tables C 1 HP 81552SM Speci cations C 1 Contents 2 ...

Страница 9: ... Wavelength 1 1310620nm Fiber Type single mode 9 125 m Spectral Bandwidth RMS 2 2 5nm rms Output Power 3 0dBm CW Stability 4 Short Term 15min T Constant 60 003dB Long Term 6h T 0 to 55 C61K 60 03dB Operating Tempreature 0 C to 55 C Dimensions 75mm H 32mm W 335mm D 2 8 21 3 213 2 2 Weight net 0 7kg 1 5lbs shipping 1kg 2 2lbs Recalibration Period 1 year 1 Central Wavelength is shown on the display 2...

Страница 10: ...on frequencies of 270HZ 1kHz or 2kHz All outputs are pulse shaped with a duty cycle of 50 Output Attenuation The output can be attenuated from 0 to 6dB in steps of 0 1dB Stability The value of the long term CW stability doubles with just one minute warmup time source enabled C 2 HP 81552SM Speci cations ...

Страница 11: ... Equipment required for the performance test is listed below Note The source module under test can be inserted into the second channel of the Power Meter Standard In this case the second multimeter mainframe is not necessary Instrument Accessory Recommended Model Power Meter Standard HP 8153A Mainframe with HP 81533A Optical Head Interface Module with HP 81524A Optical Head Multimeter Mainframe HP...

Страница 12: ...P 81552SM can be tested Appendix C also lists some supplemental characteristics of the HP 81552SM and should be considered as additional information Any changes in the speci cations due to manufacturing changes design or traceability to the National Bureau of Standards will be covered in a manual change supplement or revised manual The speci cations listed in such a change supercede any previously...

Страница 13: ...cable connectors and detector windows are clean 2 Turn instruments on enable the laser output of the HP 81552SM and allow instruments to warm up for at least 20 minutes 3 On the power meter a Set to the wavelength displayed for the HP 81552SM source channel b Make sure that the CAL parameter on the power meter is set to zero c With the connector adapter on the optical head covered with a plastic c...

Страница 14: ...ction Test 10 Using a BNC cable connect the power meter transducer output to the oscilloscope input and set the oscilloscope as follows 0 5V DIV DC coupled 1ms DIV 11 On the power meter switch the autoranging o and select the 0dBm range 12 On the HP 8153A with the module under test press 4Param5 to select the AUX parameter Monitor the frequency change on the oscilloscope as you set the modulation ...

Страница 15: ...ring the measurement 5 Select the MENU mode on the power meter a Press 4Record5 to select STABILTY b Press 4Edit5 and select the T_TOTAL parameter Set the T_TOTAL parameter to 15 minutes c Press 4Edit5 and then 4Exec5 to run the stability application 6 When the stability test has completed press 4More5 to select the SHOW application Press 4Edit5 and then 4Next5 4Prev5 to display the DIFF result Di...

Страница 16: ...552SM Page 1 of 3 Test Facility Report No Date Customer Tested By Model HP81552SM Source Module Serial No Ambient temperature C Options Relative humidity Firmware Rev Line frequency Hz Special Notes D 6 HP 81552SM Performance Tests ...

Страница 17: ...153A 2 Opt Head Interface Module HP 81533A 3 Optical Head 1310nm HP 81524A 4 Lightwave Multimeter DUT HP 8153A 5 Connector Interface HP 81000AI N A N A 6 Connector Adapter HP 81000AA N A N A 7 Singlemode Fiber HP 81101AC N A N A 8 BNC to BNC Cable P N 8120 1840 N A N A 9 Oscilloscope 10 11 12 13 14 15 16 17 18 HP 81552SM Performance Tests D 7 ...

Страница 18: ...Measurement No Test Description Spec Result Spec Uncertainty I Output Power Test Output Power 0dBm 0 1dB II Attenuation Function Test Passed P Failed F III Modulation Function Test Passed P Failed F IV Stability Tests Stability 15min 0 003dB 0 003dB Stability 6h 0 03dB 0 03dB D 8 HP 81552SM Performance Tests ...

Страница 19: ...kets or pharmacies Note If you are cleaning connector interfaces or adapters the diameter of the cotton swab is important Cotton swabs for babies normally have a smaller diameter Caution Do not use foam swabs as these can leave lmy deposits on the surface you are cleaning Store your cotton swabs carefully and never reuse them Dust and dirt from the air or from previous cleaning can scratch or dirt...

Страница 20: ...ial that your compressed air is free of dust water and oil Only use clean dry air If you do not it can lead to lmy deposits or scratches When using compressed air from a can Hold the can upright A slant can cause propellant to escape with the compressed air and dirty your optical device Spray the rst couple of seconds into the air as the rst stream of compressed air can contain condensation or pro...

Страница 21: ...rrode or be damaged Do not use hot water as this can lead to mechanical stress that can damage your optical device Ensure that your liquid soap has no abrasive properties or perfume in it as these can scratch or damage your optical device Do not use normal washing up liquid as it can leave behind an iridescent lm Premoistened cleaning wipes These are available from HP The part number is HP 92193N ...

Страница 22: ...ack on or close the shutter cap if the equipment is not going to be used immediately Keep the caps on the equipment always when it is not in use All of Hewlett Packard s lightwave instruments and accessories are shipped with either laser shutter caps or dust caps If you need additional or replacement dust caps contact your Hewlett Packard sales o ce Immersion Oil and Other Index Matching Compounds...

Страница 23: ...m you can use an infrared sensor card Hold the card approximately 5 cm from the output of the connector The invisible emitted light is projected onto the card and becomes visible as a small circular spot Preferred Procedure 1 Clean the connector by rubbing a new dry cotton swab over the surface using a small circular movement 2 Blow away any remaining lint with compressed air Procedure for Stubbor...

Страница 24: ...s the core and the bristles of the pipe cleaner are hard and can damage the interface Do not use pipe cleaners on optical head adapters as the hard core of normal pipe cleaners can damage the bottom of an adapter Preferred Procedure 1 Clean the interface by pushing and pulling a new dry pipe cleaner into the opening Rotate the pipe cleaner slowly as you do this 2 Then clean the interface by rubbin...

Страница 25: ...e mode ber is only about 9 m Usually this means that you will be unable to see any streaks or scratches on the surface You should use a microscope to be absolutely certain of the amount of dirt on the surface of your connector and to check that it has been thoroughly cleaned Do not press the swabs or the soft tissue too hard onto the optical surface of your device as this could cause scratches and...

Страница 26: ...nding on the degree of pollution and depth of the scratches is to polish the connector Polishing connectors is very di cult We strongly recommend that only skilled personnel should attempt this This measure is only to be used if absolutely necessary as it will reduce the life span of your optical device E 8 Cleaning Procedures ...

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