Keysight 81630B User Manual
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Keysight 81630B User Manual

Power sensor modules
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Keysight 81630B/4B/6B Power
Sensor Modules and
Keysight 81635A Dual Power
Sensor Module
User's Guide

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Summary of Contents for Keysight 81630B

  • Page 1 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module User’s Guide...
  • Page 4 Keysight does not warrant that the International Standards Organization limited to, the implied warranties of operation of the instrument, software, members.
  • Page 5 Keysight Technologies Sales and Service Offices For more information about Keysight Technologies test and measurement products, applications, services, and for a current sales office listing, visit our web site: http://www.keysight.com/find/lightwave You can also contact one of the following centers and ask for a test and measurement sales representative.

  • Page 7: Table Of Contents

    ..........25 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 8 Keysight 81636B Specification ....... . 28 Keysight 81630B Specification ....... . 30 Supplementary Performance Characteristics .
  • Page 9 ..........92 Index Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 10 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 11 Getting Started with Power Sensor Modules This chapter introduces the features of the Keysight 81630B/4B/6B Power Sensor Modules and the 81635A Dual Power Sensor Module. Safety Considerations ......10 Safety Symbols .

  • Page 12: Getting Started With Power Sensor Modules

    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. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 13: Initial Inspection

    Storage and Shipment This module can be stored or shipped at temperatures between −40°C and +70°C. Protect the module from temperature extremes that may cause condensation within it. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 14: Environmental Information

    Directive Annex I, this product is classed as a "Monitoring and Control instrumentation" product. Do not dispose in domestic household waste. To return unwanted products, contact your local Keysight office, or see http://about.keysight.com/en/companyinfo/environment/take- back.shtml for more information. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 15: What Is A Power Sensor Module

    100 μm according to the model). The wavelength and power range depend on the sensor element. A Description of the Front Panel Figure 1 Front Panel of the Keysight Power Sensor Modules Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 16: Analog Output

    (or bare fiber) to the sensor. See “Accessories” on page 15 for details. Operation For operation instructions, please refer to the User Guide and Programming Guide for the 816x mainframes. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 17: Accessories

    Accessories The Keysight 81630B/4B/6B Power Sensor Module and the Keysight 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.

  • Page 18: Modules And Options

    Accessories Modules and Options Modules and Options Figure 2 Recommended Connector Interfaces and Bare Fiber Adapters Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 19: Connector Interfaces

    For use with LC or MU connectors with 1.25 mm ferrules, please consider the following: • For the 81634B and 81630B, only the 81002LI for LC or 81002MI for MU should be used. The 81000LI and 81000MI should not be used. But posi- tioning uncertainty with the 81002LI or 81000MI can still degrade abso- lute power uncertainty by up to ±...

  • Page 20: Bare Fiber Adapters

    Table 2 Connector Interface and Bare Fiber Adapter Combinations Product Number Bare Fiber Adapter Note 81000BI Bare Fiber Kit for 81630B/81634B 81004BH Bare Fiber Holder Set 0-400μm 81009BH Bare Fiber Holder Set 400-900μm Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 21 Specifications Keysight 81630B/4B/6B Power Sensor Modules and the Keysight 81635A Dual Power Sensor Module are produced to the ISO 9001 international quality system standard as part of Keysight’s commitment to continually increasing customer satisfaction through improved quality control. Specifications describe the modules’ and heads’ warranted performance.

  • Page 22: Specifications

    Time defining the period during which the power meter takes readings for averaging. At the end of the averaging time the average of the readings is available (display- or memory-update). Symbol T Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 23: Linearity

    Linewidth FWHM spectral bandwidth. The 3 dB width of the optical spectrum, expressed in Hertz. Symbol: Δf. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 24: Noise

    →Noise and drift observed over a specified observation time, with a temperature change of not more than ±ΔT. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 25: Offset

    The average power reading without incident optical power (dark). Figure 3 Offset The power meter is adjusted to zero offset by doing a zero operation with N O T E darkened power meter. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 26: Relative Uncertainty (Spectral Ripple) Due To Interference

    The ratio of the incident power to the reflected power expressed in dB. Symbol: RL.   ---------------   back Conditions: the return loss excludes any reflections from the fiber end used as radiation source. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 27: Spectral Width Of Optical Source

    Note: Selectable wavelength setting of the power meter for useful power measurements (operating wavelength range). Literature [1]Fiber optic test and measurement, Hewlett Packard Professional Books, edited by Prentice Hall, ISBN 0-13-534330-5 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 28: Power Sensor Specifications (Autorange Mode)

    Dimensions (H x W x D) 0.5 kg Weight 2 years Recalibration Period ο ο ο ο C to +40 Operating Temperature C to +45 Non-condensing Humidity 20 minutes Warm-up time Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 29 •Standard single-mode fiber, angled connector min 8° •T= 23°C ± 5 °C [8] For wavelengths >1600 nm add ±0.06 %/nm [9] For input power >2 mW add ±0.02 dB Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 30: Keysight 81636B Specification

    75 mm × 32 mm × 335 mm (2.8” × 1.3” × 13.2”) Dimensions (H x W x D) 0.5 kg Weight 2 years Recalibration Period Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 31 [8] For wavelengths >1600 nm add ±0.06 %/nm [9] For input power >2 mW add ±0.02 dB ° ± ° μ [10] Conditions: Averaging time 25 s, T = 23 Observation Time 2.5s Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 32: Keysight 81630B Specification

    Dimensions (H x W x D) 0.6 kg Weight 2 years Recalibration Period ο ο Operating Temperature C to +35 non-condensing Humidity 20 minutes Warm-up time Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 33 ±0.0012 dB/mW In case of negative power change > 50 dB allow additional recovery time of 3 min. [9] 30°C for > + 20dBm input power Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 34: Supplementary Performance Characteristics

    0.3 kHz -70 dBm Table 6 Maximum Safe Input Power 81630B 81634B 81635A 81636B +28.5 dBm +16 dBm +16 dBm +16 dBm Maximum Safe Input Power Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 35 The procedures in this section test the performance of the instrument. The complete specifications to which the Keysight 81630B/4B/6B Power Sensor Modules and the Keysight 81635A Dual Power Sensor Module are tested are given in “Specifications” on page 19. All tests can be performed without access to the interior of the instrument.

  • Page 36: Equipment Required

    81000AA (1 each) Connector Interfaces 81000AI (4 each) 81000FI (3 each) 81000SI (4 each) Plastic Cap PN 5040-9351 Legend: - not applicable x necessary o optional Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 37: Test Record

    National Institute of Standards and Technology (NIST), will be covered in a manual change supplement, or revised manual. Such specifications supercede any that were previously published. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 38: Performance Test Procedures

    “Cleaning Instructions” on page 71. Fix the optical cables that connect the laser source and Power Meter to the Keysight 8156A Attenuator. This ensures minimum cable movement during the tests. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 39: Accuracy Test

    N O T E The accuracy test must be performed in the -20 dBm range at 10 μW at both 1310 nm and 1550 nm. For the 81630B, the accuracy test must be performed in the -10 dBm range at 80 μW.
  • Page 40 Move to the Laser Source channel, move to the wavelength parameter, [l], press Enter, select the longer wavelength source, and press Enter. Repeat steps at the second wavelength with the corresponding source. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 41: Linearity Test

    Move to the Power Meter channel. λ Move to the wavelength parameter, [ ], press Enter, enter the wavelength of the laser source, and press Enter. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 42 Zero both Power Meters. Move to <Zero all> and press Enter. Enable both attenuators. Adjust the attenuation of Atty2 in order to achieve -47.2 dBm on the reference Power Meter. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 43: Dbm Range

    Performance Tests +10 dBm Range Applies to the 81630B only: Switch to the 20 dBm range and note both power readings as n=0 in the test record, whichis given at the end of the test description (#0, i.e. n=0). Always note at least three digits after the delimiter in the test record.

  • Page 44: -10 Dbm Range

    On the DUT switch one range down to the -30dBm range Decrease the attenuation of Atty2 by 10 dB in order to be on the upper limit of the -50 dBm range. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 45: -30 Dbm Range

    On the DUT switch one range down to the -50 dBm range. Decrease the attenuation of Atty2 by 10 dB in order to be on the upper limit of the -50 dBm range. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 46: -50 Dbm Range

    Increase the attenuation of Atty1 by 10 dB and note the results in the test record (#20). Calculation Calculate the non-linearity using the formulas given in the test records. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 47: Example: Measurement Results

    RangeDisc / upper limit 45,6 16,5 -57,295 -47,285 InRange 45,6 -47,298 -47,281 RangeDisc / lower limit 45,6 -47,298 -47,282 RangeDisc / upper limit 55,6 -57,300 -57,284 InRange Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 48: Calculations

    NL is the previously calculated non-linearity value. For n=1, 4, and 7 the values are NL , while they are NL for n=13, 16, and 19. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 49 Performance Test Procedures Performance Tests Figure 6 Linearity Test Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 50: Noise Test

    Press the [Measure] softkey to start the measurement. After the stability application has finished, press the [Analysis] softkey, press the [more] softkey, and note [DP] as the noise value in the test record. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 51: Return Loss Test

    Enable the internal laser source of the Return Loss Module and allow 20 minutes for it nto stabilize. At the Power Meter: Set the averaging time [AvTime] to 1s Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 52 Return Loss Meter. Make sure you enter the sign of this value correctly. Note the Return Loss reading as the Return Loss result into the test record. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 53: Relative Uncertainty Due To Polarization (Optional Test)

    The highest PDL value is taken as the "relative uncertainty due to polarization". The low output power path of the coupler is used to monitor the power stability of the setup Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 54 Performance Tests Performance Test Procedures Figure 9 Measurement Setup for PDL Test Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 55: Relative Uncertainty Due To Interference (Optional Test)

    2 ms. Due to this short measurement interval, the performance test of the relative uncertainty due to interference can only be using computer control. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 56 Figure 11 . Ensure that the tunable laser source is mode-hop free in the tested wavelength range. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 57 Performance Test Procedures Performance Tests Figure 11 Interference Ripple Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 58: Test Record Sheets

    _________________________ Line Frequency ___________ Hz Test Facility _________________________ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 59 ___________ ____________________________ ____________ ____________ ___________ ____________________________ ____________ ____________ ___________ Accessories Product Product Product Singlemode Fibers 81101AC 81113SC 81113PC Connector Interfaces 81000AI 81000FI 81000SI Connector Adapters 81000AA Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 60 1520 nm - 1580 nm / 0.75 nm step; ΔP [dB] (VI) Relative Uncertainty due to Interference Maximum difference/FSR in interval _______ < 0.005 dB 1520 nm - 1580 nm / 10 pm step; ΔP Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 61 This way it is guaranteed by design that testing the 81630B up to +10 dBm ensures specification compliance up to +28 dBm. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 62 _________________________ Line Frequency ___________ Hz Test Facility _________________________ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 63 ____________________________ ____________ ____________ ____________________________ ____________ ____________ ____________________________ ____________ ____________ Accessories Product Product Product Singlemode Fibers 81101AC 81113SC 81113PC Connector Interfaces 81000AI 81000FI 81000SI Connector Adapters 81000AA Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 64 1550 nm - 1560 nm / 0.1 nm step; ΔP [dB] (VI) Relative Uncertainty due to Interference Maximum difference in interval _______ <±0.05 dB 1500 nm - 1560 nm / 2 pm step; ΔP Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 65 _________________________ Line Frequency ___________ Hz Test Facility _________________________ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 66 ____________________________ ____________ ____________ ____________________________ ____________ ____________ ____________________________ ____________ ____________ Accessories Product Product Product Singlemode Fibers 81101AC 81113SC 81113PC Connector Interfaces 81000AI 81000FI 81000SI Connector Adapters 81000AA Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 67 <± 0.56 % ________ _______ <± 0.56 % ________ _______ <± 1.46 % [pW] Noise Test _______ < 20 pW [dB] Return Loss Test 40 dB < _______ Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 68 _________________________ Line Frequency ___________ Hz Test Facility _________________________ Customer _________________________ Performed by _________________________ Report No _________________________ Special Notes ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 69 ____________________________ ____________ ____________ ____________________________ ____________ ____________ ____________________________ ____________ ____________ Accessories Product Product Product Singlemode Fibers 81101AC 81113SC 81113PC Connector Interfaces 81000AI 81000FI 81000SI Connector Adapters 81000AA Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 70 <± 0.56 % ________ _______ <± 0.56 % ________ _______ <± 1.46 % [pW] Noise Test _______ < 20 pW [dB] Return Loss Test 40 dB < _______ Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 71 Ref / R DUT / D Relation1 / A Relation2 / B Non-Linearity Power Power [mW] [mW] +1) - 1 n±1 [dBm] [dBm] Reference Level 0.00 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 72 Ref / R DUT / D Relation1 / A Relation2 / B Non-Linearity er [dBm] er [dBm] [mW] [mW] +1) - 1 n±1 Reference Level 0.00 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 73: Cleaning Instructions

    If you are unsure of the correct cleaning procedure for your optical device, we recommend that you first try cleaning a dummy or test device. Keysight Technologies 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.

  • Page 74: Safety Precautions

    Do not attempt to clean internally. • Do not install parts or perform any unauthorized modification to optical devices. • Refer servicing only to qualified and authorized personnel. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 75: Why Is It Important To Clean Optical Devices

    In this section, we want to suggest ways to help you clean your various optical devices, and thus significantly improve the accuracy and repeatability of your lightwave measurements. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 76: What Do I Need For Proper Cleaning

    If you need further dust caps, please contact your nearest Keysight Technologies sales office. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 77: Isopropyl Alcohol

    Cellulose tissues are very absorbent and softer. Consequently, they will not scratch the surface of your device over time. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 78: Pipe Cleaner

    Such condensation leaves behind a filmy deposit. Please be friendly to your environment and use a CFC-free aerosol. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 79: Additional Cleaning Equipment

    An ultrasonic bath will gently remove fat and other stubborn dirt from your optical devices. This helps increase the life span of the optical devices. Only use isopropyl alcohol in your ultrasonic bath, as other solvents may damage. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 80: Warm Water And Liquid Soap

    Take care never to look into the end of a fiber or any other optical component, when they are in use. This is because the laser can seriously damage your eyes. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 81: Preserving Connectors

    They are liable to impair and dirty the surface of the device. In addition, the characteristics of your device can be changed and your measurement results affected. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 82: Cleaning Instrument Housings

    Instrument” on page 71 for the procedure relevant for this instrument. If you are unsure of how sensitive your device is to cleaning, please contact the manufacturer or your sales distributor Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 83: How To Clean Connectors

    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. Blow away any remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 84 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. Blow away any remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 85: How To Clean Connector Interfaces

    Using a new, dry pipe-cleaner, and a new, dry cotton-swab remove the alcohol, any dissolved sediment and dust. Blow away any remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 86: How To Clean Bare Fiber Adapters

    Clean the adapter by rubbing a new, dry cotton-swab over the surface using a small circular movement. Blow away any remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 87: How To Clean Lenses

    Clean the lens by rubbing the cotton-swab over the surface using a small circular movement. Using a new, dry cotton-swab remove the alcohol, any dissolved sediment and dust. Blow away any remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 88: How To Clean Instruments With A Fixed Connector Interface

    Never try to open the instrument and clean the optical block by yourself, because it is easy to scratch optical components, and cause them to be misaligned. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 89: How To Clean Instruments With A Recessed Lens Interface

    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. Blow away any remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 90: How To Clean Optical Devices Which Are Sensitive To Mechanical Stress And Pressure

    Put the device into the bath for at least three minutes. Blow away any remaining liquid with compressed air. If there are any streaks or drying stains on the surface, repeat the cleaning procedure. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 91: Additional Cleaning Information

    Carefully clean the bare fiber with this tissue. Make your cleave and immediately insert the fiber into your bare fiber adapter in order to protect the surface from dirt. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 92: How To Clean Large Area Lenses And Mirrors

    Take a new, dry soft-tissue and remove the water, by rubbing gently over the surface using a small circular movement. Blow away remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 93 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. Blow away remaining lint with compressed air. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 94: Other Cleaning Hints

    Never open the instruments as they can be damaged. Opening the instruments puts you in danger of receiving an electrical shock from your device, and renders your warranty void. Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...

  • Page 95: Index

    Noise Test 48 Noise test 48 Optional features 16 Performance Tests 33 Agilent 81632A Agilent 81635A 63 performance tests 36 Power range Power Sensor module Performance tests 33 Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 96 Index Keysight 81630B/4B/6B Power Sensor Modules and Keysight 81635A Dual Power Sensor Module, Edition 4...
  • Page 97 This information is subject to change without notice. © Keysight Technologies 2000, 2015 Edition 4, February 2015 www.keysight.com...

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