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Performance Test Procedures

Performance Tests

Agilent 81630B/4B/6B/7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module, Second Edition

Figure 8

Measurement Setup for PDL Test

Mainframe 8164A/B

8164A/B

81682A

Mainframe 8163A/B w/ 81533B and
81521B Optical Head (Ref, special)

8163A/B

81533B

Mainframe 8163B w/ 8163xA/B Sensor
Module (DUT)

8163A/B

81635A/
8163xB

Best IF

Adapter

81521B

Approved IF free

optical head

(special tool)

20 dB

GPIB

DIN 4108
angled connector
(81113SC)

Note

Polarization Ctrl 11896A

11896

99%

Summary of Contents for 81630B

Page 1: ... underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In stock Ready to ship TAR certified secure asset solutions Expert team I Trust guarantee I 100 satisfaction All trademarks brand names and brands appearing herein are the property of their respective ...

Page 2: ...S S1 Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module User s Guide ...

Page 3: ...product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to Agilent from another country Agilent warrants that its software and firmware designated by Agilent for use with an instrument will execute its programming instructions when properly installed on that instrument Agilent does not warrant that the operation of the instrument software or firmware wi...

Page 4: ...e like which if not correctly performed or adhered to could result in injury or loss of life Do not proceed beyond a WARNING sign until the indicated conditions are fully understood and met Safety Symbols The apparatus will be marked with this symbol when it is necessary for the user to refer to the instruction manual in order to protect the apparatus against damage Initial Inspection Inspect the ...

Page 5: ...htwave Multimeter Agilent 8164A B Lightwave Measurement System and Agilent 8166A B Lightwave Multichannel System User s Guide summarizes the operating ranges for the Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module In order for these modules to meet specifications the operating environment must be within the limits specified for the Agilent 8163B Lightwave M...

Page 6: ...Modules 9 What is a Power Sensor Module 11 A Description of the Front Panel 11 Analog Output 11 Optical Input 12 Accessories 13 Modules and Options 15 Connector Interfaces 16 Bare Fiber Adapters 16 Specifications 17 Definition of Terms 18 Averaging Time 18 Linearity 18 Linewidth 19 Noise 19 Power range 19 Reference conditions 20 Relative uncertainty spectral ripple due to interference 20 Relative ...

Page 7: ...t Required 31 Test Record 32 Test Failure 32 Instrument Specification 32 Performance Test Procedures 32 Accuracy Test 33 Test Setup 33 Linearity Test 35 Test Setup 36 10 dBm Range 37 0 dBm Range 37 10 dBm Range 38 20 dBm Range 38 30 dBm Range 39 Change Setup 39 40 dBm Range 39 50 dBm Range 40 Calculation 40 Example Measurement Results 41 Calculations 42 Noise Test 43 Return Loss Test 44 Relative U...

Page 8: ...remoistened cleaning wipes 75 Polymer film 75 Infrared Sensor Card 75 Preserving Connectors 75 Cleaning Instrument Housings 76 Which Cleaning Procedure should I use 77 How to clean connectors 77 How to clean connector interfaces 78 How to clean bare fiber adapters 79 How to clean lenses 80 How to clean instruments with a fixed connector interface 80 How to clean instruments with a recessed lens in...

Page 9: ...Contents 8 Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition ...

Page 10: ...Getting Started with Power Sensor Modules Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition 9 Getting Started with Power Sensor Modules ...

Page 11: ...les 10 Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition This chapter introduces the features of the Agilent 81630B 4B 6B 7B Power Sensor Modules and the 81635A Dual Power Sensor Module ...

Page 12: ...the optical input in the current range The analog signal is always in the range between 0 and 2V 2V corresponding to a full power input signal in the current range 0V corresponding to no input signal During autoranging the level to which 2V corresponds changes You should disable autoranging when using the analog output Disabling Autoranging Select the best range for the application using the mainf...

Page 13: ...d Edition to monitor optical power on an oscilloscope The analog signal reacts instantaneously to the input signal whereas the power shown on the display is subject to averaging Optical Input The optical input to the sensor requires a connector interface or bare fiber adapter to match the connector type or bare fiber to the sensor See Accessories on page 13 for details ...

Page 14: ...Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition 13 Accessories ...

Page 15: ...or Module Second Edition The Agilent 81630B 4B 6B 7B Power Sensor Module and the Agilent 81635A Dual Power Sensor Module are available in various configurations for the best possible match to the most common applications This chapter provides information on the available options and accessories ...

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Page 17: ...AI Diamond HMS 10 81000FI FC PC SPC 81000GI D4 81000JI SMA 81000KI SC APC 81000NI FC APC 81000PI E 2000 81000SI DIN 47526 81000VI ST 81002LI LC Table 2 Connector Interface and Bare Fiber Adapter Combinations Product Number Bare Fiber Adapter Product Number Connector Interface 81000FB Bare Fiber Adapter 81000FI FC 81000BB Bare Fiber Adapter Kit 81000A1 Diamond HMS 10 81000F1 FC PC SPC 81000K1 SC PC...

Page 18: ...Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition 17 Specifications ...

Page 19: ... these modules and heads rather than the mainframe unit Definition of Terms This section defines terms that are used both in this chapter and Performance Tests on page 29 Generally all specifications apply for the given environmental conditions and after warmup time Measurement principles are indicated Alternative measurement principles of equal value are also acceptable Averaging Time Time defini...

Page 20: ...power Linewidth FWHM spectral bandwidth The 3 dB width of the optical spectrum expressed in Hertz Symbol f Noise The peak to peak change of displayed power level with zero input power level dark Conditions Zero prior to measurement averaging time and observation time as specified lowest power range selected and wavelength range as specified Measurement the measurement result is obtained by Noise P...

Page 21: ... interfaces within the power meter s optical assembly Conditions constant wavelength constant power level angled connector as specified linewidth of source 100 MHz temperature as specified NOTE Spectral ripple is measured by stepping the source wavelength over the wavelength range specified Relative uncertainty due to polarization Also termed polarization dependent responsivity PDR the relative un...

Page 22: ...e numerical aperture wavelength spectral width ambient temperature re calibration period as specified Noise and drift observed over a specified observation time with a temperature change of not more than T Uncertainty at reference conditions The uncertainty for the specified set of reference conditions including all uncertainties in the calibration chain from the national laboratory to the test me...

Page 23: ...eference Conditions 1 3 1200 nm to 1630 nm 2 5 1000 nm to 1630 nm Total Uncertainty 2 5 20 pW 8 9 1200 nm to 1630 nm 4 5 0 2 pW 1000 nm to 1630 nm Relative Uncertainty Due to Polarization 3 0 015 dB typical 0 005 dB Spectral Ripple due to in terference 4 0 015 dB typical 0 005 dB Linearity power 5 CW 10 to 60 dBm 1200 to 1630 nm CW 10 to 90 dBm 1000 to 1630 nm at 23 C 5 C 0 02 dB 20 pW 9 0 015 dB ...

Page 24: ...Add 1 for Biconic connector Operating temperature as specified humidity non condensing 3 All states of polarization at constant wavelength 1550 nm 30 nm and constant power straight connector T 23 C 5 C For angled connector 8 add 0 01 dB typ 4 Conditions Wavelength 1550 nm 30 nm fixed state of polarization constant power Temperature 23 C 5 C Linewidth of source 100 MHz angled connector 8 Max 0 025 ...

Page 25: ...0 005 dB Linearity power 5 CW 10 to 60 dBm 1260 to 1630 nm CW 10 to 60 dBm 1260 to 1630 nm at 23 C 5 C 0 02 dB 20 pW 9 0 02 dB 20 pW9 at operating temp range 0 06 dB 20 pW 9 0 06 dB 20 pW9 Return Loss 7 40 dB 55 dB Noise peak to peak 5 6 20 pW Averaging Time minimal 25 µs Dynamic Range at manual range mode5 10 at 10 dBm Range typ 55 dB typ 55 dB at 0 dBm Range typ 55 dB typ 55 dB at 10 dBm Range t...

Page 26: ... as specified humidity non condensing 3 All states of polarization at constant wavelength 1550 nm 30 nm and constant power straight connector T 23 C 5 C For angled connector 8 add 0 01 dB typ 4 Conditions Wavelength 1550 nm 30 nm fixed state of polarization constant power Temperature 23 C 5 C Linewidth of source 100 MHz angled connector 8 5 At constant temperature T 1 C 6 Averaging time 1 s T 23 C...

Page 27: ...0 nm is not the center wavelength Total Uncertainty 2 8 5 0 1 2 nW for 1255 nm to 1630 nm at 980 nm 5 5 1 2 nW add 0 5 per nm if 980 nm is not the center wavelength at 1060 nm 6 0 1 2 nW add 0 6 per nm if 1060 nm is not the center wavelength Relative Uncertainty Due to Polarization 3 0 01 dB Spectral Ripple due to in terference 4 0 005 dB Linearity power 5 CW 28 to 50 dBm 970 1630 nm at 23 C 5 C 0...

Page 28: ...or Biconic connector Operating temperature as specified humidity non condensing 3 All states of polarization at constant wavelength 1550 nm 30 nm and constant power straight connector T 23 C 5 C For angled connector 8 add 0 01 dB typ 4 Conditions Wavelength 1550 nm 30 nm fixed state of polarization constant power Temperature 23 C 5 C Linewidth of source 100 MHz angled connector 8 5 At constant tem...

Page 29: ...ge and optical head Output voltage 0 to 2 V into open Output impedance 600 ohm typ Max input voltage 10V Table 5 3dB bandwidth of the Analog Output Range Bandwidth 81630B Bandwidth 81635A Bandwidth 81634B Bandwidth 81636B 7B 30 dBm 3 5 kHz 20 dBm 3 5 kHz 10 dBm 3 5 kHz 5 0 kHz 17 kHz 0 dBm 3 5 kHz 5 0 kHz 17 kHz 10 dBm 3 0 kHz 5 0 kHz 17 kHz 20 dBm 3 0 kHz 5 0 kHz 17 kHz 30 dBm 0 3 kHz 4 0 kHz 40 ...

Page 30: ...Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition 29 Performance Tests ...

Page 31: ...nce of the instrument The complete specifications to which the Agilent 81630B 4B 6B 7B Power Sensor Modules and the Agilent 81635A Dual Power Sensor Module are tested are given in Specifications on page 17 All tests can be performed without access to the interior of the instrument The performance tests refer specifically to tests using the Diamond HMS 10 Agilent connector ...

Page 32: ...with Agilent 81624B C01 Working Standard Optical Head x x x x x Power Sensor Module Agilent 81634B x x x x x Optical Attenuator Agilent 8156A 221 x x x x x Optical Attenuator Agilent 8156A 101 x x x x x 81560A Return Loss Module Agilent 81613A x x x x x Return Loss Reference Cable Agilent 81610CC x x x x x Tunable Laser Source Agilent 8164A B and Agilent 81680A 022 o o o 8168E F 022 Polarization C...

Page 33: ...ations are the performance characteristics of the instrument that is certified These specifications listed in Specifications on page 17 are the performance standards or limits against which the Agilent 81630B 4B 5B 6B 7B can be tested Specifications on page 17 also lists some supplemental characteristics of the Agilent 81630B 4B 5A 6B 7B Supplemental characteristics should be considered as additio...

Page 34: ...he tests Accuracy Test NOTE The linearity test must only be performed at either 1310 nm or 1550 nm The accuracy test must be performed in the 20 dBm range at 10 µW at both 1310 nm and 1550 nm Test Setup 1 Make sure that cable connector detectors and adapters are clean 2 Connect the equipment as shown in Figure 3 Ensure that the cables to and from the attenuator are fixed on the table and that both...

Page 35: ...ter λ press Enter enter the wavelength of the laser source and press Enter c Move to the calibration parameter CAL press Enter set the calibration parameter to zero and press Enter d Move to the averaging time parameter AvgTime press Enter move to 500 ms and press Enter e Move to the power parameter P press Pwr unit move to Watt and press Enter 7 Make sure the optical input of the Device Under Tes...

Page 36: ...the DUT P from the display and note the result in the test record 11 Move to the Laser Source channel move to the wavelength parameter λ press Enter select the longer wavelength source and press Enter 12 Repeat steps 4 to 10 at the second wavelength with the corresponding source Linearity Test Figure 4 Measurement Setup for Power Linearity NOTE Do not turn the laser off during the measurement Clea...

Page 37: ...e wavelength of the laser source and press Enter c Move to the calibration parameter CAL press Enter set the calibration parameter to zero and press Enter d Move to the averaging time parameter AvgTime press Enter move to 100 ms and press Enter e Move to the power parameter P press Pwr unit move to dBm and press Enter f Press the Menu softkey and move to Number of digits press Enter move to 3 pres...

Page 38: ...ee digits after the delimiter in the test record 14 Increase the attenuation of Atty1 until the power reading of the DUT shows about 2 8 dBm 15 Note the InRange values in the test record 2 16 Perform the following sub procedure for the DUT 8163xA B a Press Menu move to Range mode move to Manual and press Enter b Move to Range press Enter move to 0 dBm and press Enter 17 If necessary adjust the att...

Page 39: ...e 10 dBm and note the values again 7 33 Increase the attenuation of Atty1 by 10 dB and note the results in the test record 8 34 On the DUT switch one range down to the 20 dBm range 35 Decrease the attenuation of Atty2 by 10 dB in order to be on the upper limit of the 50 dBm range 20 dBm Range 36 Disable Atty1 37 Zero both Power Meters On the 8163A B with two installed power meters press Menu move ...

Page 40: ...dBm range Change Setup 51 Disable Atty1 and switch the output with the monitor output 52 Set the attenuation of Atty1 to 35 dB and of Atty2 to 25 dB 53 Enable Atty1 again 54 Adjust the attenuation of both attenuators in the following order Atty1 DUT Power Meter shows a reading of 37 2 dBm and Atty2 the REF Power Meter shows a reading of 47 2 dBm 40 dBm Range 55 Disable Atty1 56 Zero both Power Met...

Page 41: ...e 63 Disable Atty1 64 Zero both Power Meters On the 8163A B with two installed power meters press Menu move to Zero all and press Enter 65 Enable Atty1 66 Switch one range up to the 40 dBm range and note the power readings 18 67 Switch one range down 50 dBm and note the power readings 19 68 Increase the attenuation of Atty1 by 10 dB and note the results in the test record 20 Calculation 69 Calcula...

Page 42: ...7 4 23 1 0 47 196 7 164 RangeDisc lower limit 7 17 4 23 1 10 47 197 7 165 RangeDisc upper limit 8 27 4 23 1 10 57 186 17 155 InRange 9 27 4 13 1 10 47 196 17 155 RangeDisc lower limit 10 27 4 13 1 20 47 197 17 156 RangeDisc upper limit 11 37 4 13 1 20 57 201 27 162 InRange 12 37 4 3 1 20 47 208 27 161 RangeDisc lower limit 13 37 4 3 1 30 47 209 27 162 RangeDisc upper limit 14 47 4 3 1 30 57 213 37...

Page 43: ...91161E 06 0 192220632 6 1 90722E 05 0 192132131 0 999769768 0 999769768 0 02 7 1 90678E 05 0 192087896 0 100253605 0 100230524 0 02 8 1 91161E 06 0 01925307 9 1 90722E 05 0 01925307 0 999769768 0 999769768 0 00 10 1 90678E 05 0 019248638 Reference Level 0 00 11 1 90502E 06 0 001922206 10 00921458 R n 1 R n 10 01382506 D n D n 1 0 05 12 1 90195E 05 0 001922649 13 1 90152E 05 0 001922206 1 000230285...

Page 44: ...d press Enter 2 Press Appl move to Stability and press Enter The Stability Setup Screen appears 3 Ensure that the correct channel is selected in the upcoming Module Selection box 4 Press Menu to access the Logging application menu screen 5 Move to Pwr unit press Enter move to W and press Enter 6 Move to AvgTime press Enter move to 1 s and press Enter 7 Move to Range mode press Enter move to Auto a...

Page 45: ...urements Do not use the 81610CC Reference Cable for measurements on a Device Under Test Instead use a measurement patchcord CAUTION It is important to maintain the quality of the straight connector end of the 81610CC Reference Cable Never add another connector to the straight end of the 81610CC Reference Cable since a physical connection is made When the straight end of the 81610CC Reference Cable...

Page 46: ...s Disp Ref The Power Meter should now read 0 0 dB 9 Disconnect the 81610CC Reference Cable from the setup and connect a 81113SC user cable to the Return Loss Module and leave the other end open as shown in Figure 8 Figure 7 Return Loss Measurement Setup 10 At the Return Loss Module press TermCal in order to calibrate the Return Loss Module at termination condition 11 Connect the open end to the Po...

Page 47: ...d stays unchanged by normal use of the sensor module Below you will find the test setup to verify the relative uncertainty due to polarization of the sensor module Generally during this measurement procedure the tunable laser source is swept through a predefined wavelength range After every wavelength step a single PDL measurement is made where the polarization controller generates all different p...

Page 48: ...8 Measurement Setup for PDL Test Mainframe 8164A B 8164A B 81682A Mainframe 8163A B w 81533B and 81521B Optical Head Ref special 8163A B 81533B Mainframe 8163B w 8163xA B Sensor Module DUT 8163A B 81635A 8163xB Best IF Adapter 81521B Approved IF free optical head special tool 20 dB GPIB DIN 4108 angled connector 81113SC Note Polarization Ctrl 11896A 11896 1 99 ...

Page 49: ...echanical and optical cavities and stays unchanged by normal use of the sensor module Below you will find the test setup to verify the relative uncertainty due to interference of the sensor module In order to perform the relative uncertainty due to interference test it is mandatory to use two mainframes since the time difference between measurement A und B for a specific wavelength point has to be...

Page 50: ... 9 Setup for Relative Uncertainty due to Interference Measurement Mainframe 8164A B 8164A B 81682A Mainframe 8163A B w 81533B and 81521B Optical Head Ref special 8163A B 81533B Mainframe 8163A B w 8163xA B Sensor Module DUT 8163A B 81635A 8163xB 3 dB Best IF Adapter 81521B Approved IF free optical head special tool GPIB DIN 4108 angled connector 81113SC Note ...

Page 51: ...35A Dual Power Sensor Module Second Edition Theoretically both Power Meters are monitoring the power ratio over the variable wavelength in a predefined range as shown in Figure 10 Ensure that the tunable laser source is mode hop free in the tested wavelength range Figure 10 Interference Ripple max 10mdB A B dB ...

Page 52: ...___________ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ___________________________________________________...

Page 53: ...81618A ____________ ___________ 3b Optical Head Reference 81624B ____________ ___________ 4 Sensor Module 81630B ____________ ___________ 5a Optical Attenuator 8156A 221 ____________ ___________ 5b Optical Attenuator 8156A 101 ____________ ___________ 6 Return Loss Module 81613A ____________ ___________ 79 ____________________________ ____________ ____________ ___________ 8 _______________________...

Page 54: ...ay want to use the appropriate sheet Range PDUT dBm PDUT dBm Loss 20 10 ________ _______ 1 241 10 10 ________ _______ 1 16 10 3 ________ _______ 1 16 0 3 ________ _______ 1 16 0 7 ________ _______ 1 16 10 7 ________ _______ 1 16 10 17 ________ _______ 1 17 20 17 Reference 0 0 1 17 20 27 ________ _______ 1 22 30 27 ________ _______ 1 22 30 37 ________ _______ 1 76 40 37 ________ _______ 1 76 40 47 ...

Page 55: ...mode as used here to check this functionality NOTE The non linearity of the 81630B is not regularly tested up to the specified power level of 28 dBm Instead limited testing up to 10 dBm is used to test the electronic circuitry and diode of the 81630B Above 10 dBm the largest contribution to non linearity comes from the absorbing glass filter that does not change its non linearity with time This wa...

Page 56: ..._ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ _____________________________________________________________...

Page 57: ...odule Agilent 81618A ____________ 3b Optical Head Reference Agilent 81624B ____________ 4 Sensor Module Agilent 81634B ____________ 5a Optical Attenuator Agilent 8156A 221 ____________ 5b Optical Attenuator Agilent 8156A 101 ____________ 6 Return Loss Module Agilent 81613A ____________ 7 ____________________________ ____________ ____________ 8 ____________________________ ____________ ____________...

Page 58: ...o use the appropriate sheet Range PDUT dBm PDUT dBm Loss 10 9 ________ _______ 0 35 10 3 ________ _______ 0 35 0 3 ________ _______ 0 35 0 7 ________ _______ 0 35 10 7 ________ _______ 0 35 10 17 ________ _______ 0 35 20 17 Reference 0 0 0 35 20 27 ________ _______ 0 35 30 27 ________ _______ 0 35 30 37 ________ _______ 0 35 40 37 ________ _______ 0 35 40 47 ________ _______ 0 35 50 47 ________ __...

Page 59: ..._ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ _____________________________________________________________...

Page 60: ...odule Agilent 81618A ____________ 3b Optical Head Reference Agilent 81624B ____________ 4 Sensor Module Agilent 81634B ____________ 5a Optical Attenuator Agilent 8156A 221 ____________ 5b Optical Attenuator Agilent 8156A 101 ____________ 6 Return Loss Module Agilent 81613A ____________ 7 ____________________________ ____________ ____________ 8 ____________________________ ____________ ____________...

Page 61: ...6 µW measured at _______ nm 1550nm Output Power 9 64 µW _______ 10 36 µW II Linearity Test For Calculations you may want to use the appropriate sheet Range PDUT dBm PDUT dBm Loss 10 9 ________ _______ 0 92 10 3 ________ _______ 0 46 0 3 ________ _______ 0 46 0 7 ________ _______ 0 46 10 7 ________ _______ 0 46 10 17 ________ _______ 0 46 20 17 Reference 0 0 0 46 20 27 ________ _______ 0 46 30 27 _...

Page 62: ..._ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ _____________________________________________________________...

Page 63: ...odule Agilent 81618A ____________ 3b Optical Head Reference Agilent 81624B ____________ 4 Sensor Module Agilent 81634B ____________ 5a Optical Attenuator Agilent 8156A 221 ____________ 5b Optical Attenuator Agilent 8156A 101 ____________ 6 Return Loss Module Agilent 81613A ____________ 7 ____________________________ ____________ ____________ 8 ____________________________ ____________ ____________...

Page 64: ...6 µW measured at _______ nm 1550nm Output Power 9 64 µW _______ 10 36 µW II Linearity Test For Calculations you may want to use the appropriate sheet Range PDUT dBm PDUT dBm Loss 10 9 ________ _______ 0 92 10 3 ________ _______ 0 46 0 3 ________ _______ 0 46 0 7 ________ _______ 0 46 10 7 ________ _______ 0 46 10 17 ________ _______ 0 46 20 17 Reference 0 0 0 46 20 27 ________ _______ 0 46 30 27 _...

Page 65: ..._ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ _____________________________________________________________...

Page 66: ...erface Module Agilent 81618A ____________ 3b Optical Head Reference Agilent 81624B ____________ 4 Sensor Module Agilent 81634B ____________ 5a Optical Attenuator Agilent 8156A 221 ____________ 5b Optical Attenuator Agilent 8156A 101 ____________ 6 Return Loss Module Agilent 81613A ____________ 7 ____________________________ ____________ ____________ 8 ____________________________ ____________ ____...

Page 67: ...o use the appropriate sheet Range PDUT dBm PDUT dBm Loss 10 9 ________ _______ 0 92 10 3 ________ _______ 0 46 0 3 ________ _______ 0 46 0 7 ________ _______ 0 46 10 7 ________ _______ 0 46 10 17 ________ _______ 0 46 20 17 Reference 0 0 0 46 20 27 ________ _______ 0 46 30 27 ________ _______ 0 46 30 37 ________ _______ 0 47 40 37 ________ _______ 0 47 40 47 ________ _______ 0 56 50 47 ________ __...

Page 68: ...tion Sheet for Linearity Measurement 81634B 81635A 81636B 81637B Your Entries Conversion dBm mW Calculation as given Calculation as given n REF Pow er dBm DUT Power dBm Ref R mW DUT D mW Relation1 A Relation2 B Non Linearity An Bn NLn 1 1 1 1 R n 1 R n D n D n 1 2 3 4 5 6 7 8 9 10 Reference Level 0 00 11 R n R n 1 D n D n 1 12 13 14 15 16 17 18 19 20 ...

Page 69: ...dition Calculation Sheet for Linearity Measurement 81630B Your Entries Conversion dBm mW Calculation as given Calculation as given n REF Pow er dBm DUT Power dBm Ref R mW DUT D mW Relation1 A Relation2 B Non Linearity An Bn NLn 1 1 1 0 R n 1 R n D n D n 1 1 2 3 4 5 6 7 8 9 10 Reference Level 0 00 11 R n R n 1 D n D n 1 12 13 14 15 16 17 ...

Page 70: ...logies assume no liability for the customer s failure to comply with these requirements Cleaning Instructions for this Instrument The Cleaning Instructions apply to a number of different types of Optical Equipment If you must clean the Agilent 81633A 4A Power Sensor Modules please refer the module to the skilled personnel of Agilent s service team How to clean instruments with a recessed lens inte...

Page 71: ...clean optical devices In transmission links optical fiber cores are about 9 µm 0 00035 in diameter Dust and other particles however can range from tenths to hundredths of microns in diameter Their comparative size means that they can cover a part of the end of a fiber core and as a result will reduce the performance of your system Furthermore the power density may burn dust into the fiber and caus...

Page 72: ...leaner Compressed air Dust and shutter caps All of Agilent Technologies lightwave instruments are delivered with either laser shutter caps or dust caps on the lightwave adapter Any cables come with covers to protect the cable ends from damage or contamination We suggest these protected coverings should be kept on the equipment at all times except when your optical device is in use Be careful when ...

Page 73: ...e a supermarket or a chemist s shop You may be able to obtain various sizes of swab If this is the case select the smallest size for your smallest devices Ensure that you use natural cotton swabs Foam swabs will often leave behind filmy deposits after cleaning Use care when cleaning and avoid pressing too hard onto your optical device with the swab Too much pressure may scratch the surface and cou...

Page 74: ...tal and can damage the bottom of the adapter Your pipe cleaner should be new when you use it If it has collected any dust or dirt this can scratch or contaminate your device The tip and center of the pipe cleaner are made of metal Avoid accidentally pressing these metal parts against the inside of the device as this can cause scratches Compressed air Compressed air can be purchased from any labora...

Page 75: ...ng method and then to examine the results You can also use your microscope to judge whether your optical device such as a connector is severely scratched and is therefore causing inaccurate measurements Ultrasonic bath Ultrasonic baths are also available from photography or laboratory suppliers or specialist mail order companies An ultrasonic bath will gently remove fat and other stubborn dirt fro...

Page 76: ...y suppliers or specialist mail order companies Using polymer film is a gentle method of cleaning extremely sensitive devices such as reference reflectors and mirrors Infrared Sensor Card Infrared sensor cards are available from laboratory suppliers or specialist mail order companies With this card you are able to control the shape of laser light emitted The invisible laser beam is projected onto t...

Page 77: ...t going to be used immediately Keep the caps on the equipment always when it is not in use All of Agilent Technologies lightwave instruments and accessories are shipped with either laser shutter caps or dust caps If you need additional or replacement dust caps contact your nearest Agilent Technologies Sales Service Office Immersion Oil and Other Index Matching Compounds Where it is possible do not...

Page 78: ...stributor How to clean connectors Cleaning connectors is difficult as the core diameter of a single mode fiber is only about 9 µm This generally means you cannot see streaks or scratches on the surface To be certain of the condition of the surface of your connector and to check it after cleaning you need a microscope In the case of scratches or of dust that has been burnt onto the surface of the c...

Page 79: ...rnative Procedure A better more gentle but more expensive cleaning procedure is to use an ultrasonic bath with isopropyl alcohol 1 Hold the tip of the connector in the bath for at least three minutes 2 Take a new dry soft tissue and remove the alcohol dissolved sediment and dust by rubbing gently over the surface using a small circular movement 3 Blow away any remaining lint with compressed air Ho...

Page 80: ... clean bare fiber adapters Bare fiber adapters are difficult to clean Protect from dust unless they are in use CAUTION Never use any kind of solvent when cleaning a bare fiber adapter as solvents can damage the foam inside some adapters They can deposit dissolved dirt in the groove which can then dirty the surface of an inserted fiber Preferred Procedure Use the following procedure on most occasio...

Page 81: ... the cotton swab over the surface using a small circular movement 3 Using a new dry cotton swab remove the alcohol any dissolved sediment and dust 4 Blow away any remaining lint with compressed air How to clean instruments with a fixed connector interface You should only clean instruments with a fixed connector interface when it is absolutely necessary This is because it is difficult to remove any...

Page 82: ...nt s service team Preferred Procedure Use the following procedure on most occasions 1 Blow away any dust or dirt with compressed air If this is not sufficient then 2 Clean the interface by rubbing a new dry cotton swab over the surface using a small circular movement 3 Blow away any remaining lint with compressed air Procedure for Stubborn Dirt Use this procedure particularly when there is greasy ...

Page 83: ...l stress or pressure you can also use an optical clean polymer film This procedure is time consuming but you avoid scratching or destroying the surface 1 Put the film on the surface and wait at least 30 minutes to make sure that the film has had enough time to dry 2 Remove the film and any dirt with special adhesive tapes Alternative Procedure For these types of optical devices you can often use a...

Page 84: ...liquid and mechanical abrasion Take extra care when cleaning lenses with these coatings Lens assemblies consisting of several lenses are not normally sealed Therefore use as little liquid as possible as it can get between the lenses and in doing so can change the properties of projection Preferred Procedure Use the following procedure on most occasions 1 Blow away any dust or dirt with compressed ...

Page 85: ...cohol 2 Take a new dry soft tissue and remove the alcohol dissolved sediment and dust by rubbing gently over the surface using a small circular movement 3 Blow away remaining lint with compressed air Other Cleaning Hints Selecting the correct cleaning method is an important element in maintaining your equipment and saving you time and money This Appendix highlights the main cleaning methods but ca...

Page 86: ...g compounds Do not use immersion oil or other index matching compounds with optical sensors equipped with recessed lenses They are liable to dirty the detector and impair its performance They may also alter the property of depiction of your optical device thus rendering your measurements inaccurate Cleaning the housing and the mainframe When cleaning either the mainframe or the housing of your ins...

Page 87: ...Cleaning Instructions Other Cleaning Hints 86 Agilent 81630B 4B 6B 7B Power Sensor Modules and Agilent 81635A Dual Power Sensor Module Second Edition ...

Page 88: ...ment 67 Connector interface 12 Connector interfaces 16 E Example calculations 42 F Front panel 11 L Linearity 18 Linearity Test 35 Linearity test 35 Linewidth 19 N Noise 19 Noise Test 43 Noise test 43 O Optional features 15 P Performance Tests 29 Agilent 81632A 51 61 Agilent 81635A 58 performance tests 32 Power range 19 Power Sensor module Performance tests 30 R Reference conditions 20 Relative Un...

Page 89: ...tion Return Loss Test 44 Return loss test 44 S Safety 3 Specifications 17 81630B 26 81634B 22 81635A 22 81636B 24 81637B 24 Spectral ripple 20 T Test equipment 31 Test record sheets 51 Total uncertainty 21 U Uncertainty due to interference test 46 Uncertainty due to polarization test 46 W Wavelength range 21 ...

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Page 91: ... Agilent Technologies GmbH 2001 2002 Printed in Germany February 20 2002 81635 90B12 www agilent com ...

Page 92: ...quipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentation Artisan Scientific Corporation dba Artisan Technology Group is not an affiliate representative or authorized distributor for any manufacturer listed herein We re here to make your life easier How...

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