911D/E Sliding Load Operating and Service Manual
Contents
1. www agilent com find assist If you do not have access to the Internet one of these centers can direct you to your nearest representative United States tel 1 800 452 4844 Latin America Canada tel 305 269 7500 fax 305 269 7599 tel 1 877 894 4414 fax 905 282 6495 Europe tel 31 20 547 2323 fax 31 20 547 2390 New Zealand tel O 800 738 378 fax 64 4 495 8950 J apan tel 81 426 56 7832 fax 81 426 56 7840 Australia tel 1 800 629 485 fax 61 3 9210 5947 Asia Call Center Numbers Country Phone Number Fax Number Singapore 1 800 375 8100 65 836 0252 Malaysia 1 800 828 848 1 800 801664 Philippines 632 8426802 632 8426809 1 800 16510170 PLDT Subscriber Only 1 800 16510288 PLDT Subscriber Only Thailand 088 226 008 outside Bangkok 66 1 661 3714 662 661 3999 within Bangkok Hong Kong 800 930 871 852 2506 9233 Taiwan 0800 047 866 886 2 25456723 People s Republic of China 800 810 0189 preferred 10800 650 0021 10800 650 0121 India 1 600 11 2929 000 800 650 1101 vi Agilent 911D E Operating And Service Manual Safety and Regulatory Information Review this product and related documentation to familiarize yourself with safety markings and instructions before you operate the instrument This product has been designed and tested in accordance with international standards WARNING The2. The Agilent 8494A B 8495A B 8496A B will display the message CAL1 SAVED Used for labeled keys on the front panel of an instrument or on a computer keyboard Press Return Used for simulated keys that appear on an instrument display Press Prior Menu Used to indicate text that you will enter using the computer keyboard text shown in this typeface must be typed exactly as printed Type LOAD PARMFILE Used for examples of programming code endif ifndef NO_CLASS Used for a subdirectory name or file path Edit the file usr local bin sample txt Used to show messages prompts and window labels that appear on a computer monitor The Edit Parameters window will appear on the screen Used for menus lists dialog boxes and button boxes on a computer monitor from which you make selections using the mouse or keyboard Double click EXIT to quit the program Agilent 911D E Operating And Service Manual ix Description Overview This operating and service manual provides information for the Agilent 911D E sliding loads The Agilent 911D E each have a single APC 3 5 male connector The coaxial sliding load and mismatch are movable low reflection loads used to make precision microwave measurements By moving the load its reflection can be separated from the other reflections in the system This technique allows you to measure the directivity of coaxial directional couplers and the residual stand
3. aligns with the hole in the aluminum collar Drop the load screw 7 into the hole in the handle Carefully thread then tighten the screw into the collar If the screw does not thread into the load collar damage can result Move the sliding load handle toward the rear of the load body a Insert the center conductor 17 into the body and align the hole in the center conductor with the long and short slots in the body Insert the spiral pin 3 through the slots and the hole in the end of the center conductor To complete the reassembly follow the steps in the disassembly procedure in reverse order 10 Agilent 911D E Operator Manual NOTE Table 2 Replaceable Parts Replaceable Parts Table 2 lists the replaceable parts for the load To order a replaceable part address your order or inquiry to one of the Agilent Technologies Sales and Service Offices listed at the end of this document In your correspondence to the office include the instrument s model number the part number needed and a brief description of the part In addition you may order the Sliding Load Handle Replacement Kit Agilent part number 85052 60047 Load Assembly Replaceable Parts Item Number Part Number Description 1 00911 20055 Handle 2 1460 0212 Compression spring 3 1480 0722 Spiral Pin 4 00915 40008 Swivel assembly 4 5021 9682 Plunger slider load p o swivel asse
4. complete If the contents are incomplete or damaged or the instrument fails its electrical performance test use the procedures in your network analyzer s operating and service manual notify an Agilent Technologies Sales and Service Office engineer In addition notify the carrier and retain the shipping materials for the carrier s inspection Original shipping containers should be retained in the event the instrument needs to be returned to the factory Materials identical to those used are available for purchase through an Agilent Technologies Sales and Service Office When returning instruments to the factory include a completed service tag The tag should state the type of service needed your address the instrument model number and its serial number Mark the container FRAGILE to assure careful handling Refer to the instrument by model number and serial number in any correspondence Agilent 911D E Operator Manual 3 Principles of Operation Principles of Operation The sliding load is used to determine the magnitude of reflection due to the load and the magnitude of fixed reflections due to the system By moving the load element the reflection from the load can be separated from other reflections in the system This enables quantities such as the directivity of coaxial directional couplers or residual SWR of coaxial slotted lines to be measured The load connector and body have a fixed reflection that must be considere
5. test Agilent 911D E Operator Manual 7 Adjustments Adjustments The center conductor in the instrument may be adjusted for connector pin depth Use a pin depth gage as specified in Connecting the Load on page 5 Once the pin depth is set lock the center conductor and adjust the set screw beneath the lock handle Use a torque wrench set to 8 inch pounds 0 9 N m 8 Agilent 911D E Operator Manual Replacing the Load Element Replacing the Load Element To replace the iron bearing plastic load element use Figure 2 for reference as you follow the procedure below Dissemble the Load 1 Spread the tabs on the handle 1 to free it from the spiral pin 3 2 Pull the handle away from the swivel assembly 4 being careful not to lose the spring 2 from the internal hole in the handle 3 Squeeze the tabs of the swivel assembly together to free them from the two holes in the end of the handle 4 Useasmall flat bladed screwdriver to remove the tuning element 5 from the end of the load element 18 If needed use a heat gun to soften the glue securing the tuning element so that it can be removed 5 Carefully remove the spiral pin 3 from the load body 9 6 Carefully remove the center conductor 17 Be very careful not to bend and damage the center conductor 7 Move the sliding load handle 8 toward the handle end of the load assembly a Use a small posi drive screwdriver to remove the load sc
6. Advanced Test Equipment Rentals A ished 1981 www atecorp com 800 404 ATEC 2832 ott Agilent Technologies 911D E Sliding Load Operating and Service Manual Manual Part Number 00911 90019 Printed in USA July 2001 Supersedes June 2000 Notice The information contained in this document is subject to change without notice Agilent Technologies makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Agilent Technologies shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Agilent Technologies assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Agilent Technologies This document contains proprietary information which is protected by copyright All rights are reserved No part of this document may be photocopied reproduced or translated to another language without prior written consent of Agilent Technologies RESTRICTED RIGHTS LEGEND Use duplication or disclosure by the U S Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 for DOD agencies and subparagraphs c 1 and c 2 of the Commercial Computer Software Restricted Righ
7. Buyer supplied software or interfacing unauthorized modification or misuse operation outside of the environmental specifications for the product or improper site preparation or maintenance iv Agilent 911D E Operating And Service Manual Assistance NO OTHER WARRANTY IS EXPRESSED OR IMPLIED AGILENT TECHNOLOGIES SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE EXCLUSIVE REMEDIES THE REMEDIES PROVIDED HEREIN ARE BUYER S SOLE AND EXCLUSIVE REMEDIES AGILENT TECHNOLOGIES SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CONTRACT TORT OR ANY OTHER LEGAL THEORY YEAR 2000 Agilent Technologies warrants that each Agilent Technologies hardware software and firmware product on Agilent Technologies Corporate Price List dated July 1 1998 or later delivered under the product s contract of sale will be able to accurately process date data including but not limited to calculating comparing and sequencing from into and between the twentieth and twenty first centuries and the years 1999 and 2000 including leap year calculations when used in accordance with the product documentation provided that all other products that is hardware software firmware used in combination with such Agilent Technologies product s properly exchange date data with it If the agreement requires that specific Agilent Technologies prod
8. WARNING notice denotes a hazard It calls attention to a procedure practice or the like that if not correctly performed or adhered to could result in personal injury Do not proceed beyond a WARNING notice until the indicated conditions are fully understood and met CAUTION The CAUTION notice denotes a hazard It calls attention to an operating procedure practice or the like which if not correctly performed or adhered to could result in damage to the product or loss of important data Do not proceed beyond a CAUTION notice until the indicated conditions are fully understood and met Instrument Markings When you see tis symbol on your instrument you should rerer to tne A instruments instruction manual for important information i Aly 5 This symbol indicates hazardous voltages This symbol indicates that the instrument requires alternating current ac input Pd The CE mark is a registered trademark of the European Community If CE it is accompanied by a year it indicates the year the design was proven The C Tick mark is a registered trademark of the Australian Spectrum Management Community The CSA mark is a registered trademark of the Canadian Standards Association ISM 1 A This text indicates that the instrument is an Industrial Scientific and Medical Group 1 Class A product CISPER 11 Clause 4 Agilent 911D E Operating And Service Manual vii This symbol indicates that the power
9. d when making measurements The magnitude of the load element s reflection does not change with position of the load however the phase does change The phase determines how the load element s reflection combines vectorially with the fixed reflection of the system By sliding the load element all phase combinations of the system s fixed reflections with the load element s reflection are obtained As the load element is moved its reflection vector rotates in a circle about the tip of the system s connector and transmission line vector see Figure 1 The load element reflection error can be eliminated and extremely small reflection quantities can be measured REFLECTION COEFFICIENT Figure 1 Reflection Coefficient Vector Relationship 4 Agilent 911D E Operator Manual Principles of Operation Connecting the Load Check that the mating plane surfaces and center conductors are clean and free of grit To connect the load and ensure that the center conductor and conductor body are making good contact refer to Figure 2 and proceed as follows ie 21 CONNECTOR O FEMALE Bo 5 CONNECTOR M 1 P FEMALE Figure 2 Illustrated Parts Breakdown 1 For Agilent 911E use a 3 5 mm female pin depth gage Agilent part number 11752 60021 and a torque wrench set to 8 inch pounds 0 9N m Set the pin depth to 0 000 inch protrusion For Agilent 911D use a 3 5 mm male pin depth gage Agilent part number 11752 60020 and a torque w
10. ing Average 1W 1W Peak kW 1 kW Load element travel Half of a wavelength at 3 0 GHz 5 cm minimum Dimensions Length 25 6 cm 10 1 in 25 6 cm 10 1 in Weight 120 g 4 25 oz 120 g 4 25 02 Keep the environments where the instrument is to be used or stored and shipped within the following conditions Parameter Equipment Operation Equipment Storage and Shipping Temperature 15 C to 35 C or network 40 C to 70 C analyzer operating temperature range whichever is less Relative Humidity lt 80 relative humidity at 40 C lt 90 relative humidity at 40 C Altitude lt 4 570 m 15 000 ft lt 15 300 m 50 000 ft 2 Agilent 911D E Operator Manual Handling Precautions Initial Inspection Packaging Materials Handling Precautions and Inspection Handling Precautions and Inspection Do not drop or otherwise mechanically damage the instrument Do not remove the center conductor unnecessarily since bowing the center conductor causes the SWR to change The instrument should be kept in its original carrying case when it is not being used The case helps prevent dust from forming on the center conductor Dust can become abrasive and can interfere with the load performance capability Check the shipping container and cushioning materials for damage Carefully examine the contents for possible damage incurred during shipment Check the contents received with the packing list to verify the shipment is
11. ing wave ratio SWR of coaxial slotted lines The sliding mismatch is mechanically similar to the sliding load except that its reflection is somewhat higher so that a known mismatch can be introduced into a system for calibration The reflection is between 23 dB and 28 dB over the frequency range from 3 to 26 5 GHz The sliding load contains a hollow cylindrical iron bearing plastic load element that surrounds the center conductor The gradual tapering of the load element enables it to absorb the applied RF energy The load element can be moved within the instrument body at least one half of a wavelength at the lowest rated frequency 3 GHz Some applications may require that the load element be moved in precise steps There are 6 marks scribed along the body of the load Use these marks for optimum calibration of the vector network analyzer Agilent 911D E Operator Manual 1 Environment Table 1 Specifications Specifications Instrument specifications are listed in Table 1 The specifications are the performance standards or limits against which the instrument may be tested Specifications Specified Information Agilent 911D Load Agilent 911E Load Connector type APC 3 5 APC 3 5 Connector sex Male Female Frequency range 3 to 26 5 GHz usable to 33 3 to 26 5 GHz usable to 33 GHz GHz Load stability plus connector and air line 3 to 20 GHz lt 0 004 lt 0 004 20 to 26 5 GHz lt 0 004 lt 0 004 Power rat
12. line switch is ON This symbol indicates that the power line switch is in STANDBY ition 0 posi This symbol indicates that the power line switch is OFF Safety Earth This is a Safety Class I product provided with a protective earthing Ground terminal An uninterruptible safety earth ground must be provided from the main power source to the product input wiring terminals power cord or supplied power cord set Whenever it is likely that the protection has been impaired the product must be made inoperative and secured against any unintended operation Before Applying Power Verify that the product is configured to match the available main power source as described in the input power configuration instructions in this manual If this product is to be powered by autotransformer make sure the common terminal is connected to the neutral grounded side of the ac power supply viii Agilent 911D E Operating And Service Manual Italics Instrument Display User Keycap Softkey Entry Path Name Computer Display Typeface Conventions Used to emphasize important information Use this software only with the Agilent 8494A B 8495A B 8496A B Used for the title of a publication Refer to the Agilent 911D E Operating And Service Manual Used to indicate a variable Type LOAD BIN filename Used to show on screen prompts and messages that you will see on the display of an instrument
13. ll at its option either repair or replace products that prove to be defective Warranty service for products installed by Agilent Technologies and certain other products designated by Agilent Technologies will be performed at Buyer s facility at no charge within Agilent Technologies service travel areas Outside Agilent Technologies service travel areas warranty service will be performed at Buyer s facility only upon Agilent Technologies prior agreement and Buyer shall pay Agilent Technologies round trip travel expenses In all other areas products must be returned to a service facility designated by Agilent Technologies For products returned to Agilent Technologies for warranty service Buyer shall prepay shipping charges to Agilent Technologies and Agilent Technologies shall pay shipping charges to return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to Agilent Technologies from another country Agilent Technologies warrants that its software and firmware designated by Agilent Technologies for use with an instrument will execute its programming instructions when properly installed on that instrument Agilent Technologies does not warrant that the operation of the instrument or software or firmware will be uninterrupted or error free LIMITATION OF WARRANTY The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by Buyer
14. mbly 911E 5 9135 0344 Tuning element 6 0905 1138 O Ring 0 375 in x 0 500 in 7 00915 20006 Load screw 8 00911 20055 Sliding load body 9 00911 20061 Male body 911D 9 00911 20062 Female body 911E 10 00911 40005 Extrusions 11 Not Assigned 12 1250 2078 Retaining ring 911D 13 1410 0059 Ball BPG Type 911D 14 5021 7070 Coupling nut 911D 15 00911 20059 Support plug 16 00911 20063 Center conductor carriage 17 00911 20047 Male center conductor 911D 17 00911 20049 Female center conductor 911E Agilent 911D E Operator Manual 11 Replaceable Parts Item Number Part Number Description 18 00911 20064 Load element 911D E 18 00911 20065 Blunt load element 911E 19 00911 80009 ID label 911D 19 00911 80010 ID label 911E 20 5021 6558 Slotless contact 911E 21 1401 0200 Protective cover 911D 21 1401 0202 Protective cover 911E 22 85052 20057 Centering bead 911E 12 Agilent 911D E Operator Manual
15. rench set to 8 inch pounds Use a centering bead Agilent part number 85052 20057 to set the pin depth to 0 000 inch protrusion 2 Release the lock 1 and mate the center conductor pin 17 firmly against the mating connector s center conductor pin Agilent 911D E Operator Manual 5 CAUTION Disconnecting the Load CAUTION Principles of Operation Keep the center conductors of the two connectors aligned Misalignment causes damage to the female center conductor pin 3 Thread on the coupling nut Use a torque wrench set to 8 inch pounds 0 9 N m and torque the connector bodies 4 After ensuring the center conductor pins are correctly mated latch the lock 1 Periodically inspect and clean the load s center and outer conductor surfaces at the reference plane for wear and debris Avoid damaging the center conductor Keep the center conductor in locked position while you disconnect the load Avoid damage to the swivel assembly To lock the center conductor while the load is disconnected you must first make sure to pull the handle back completely before setting the handle down into the locked position 6 Agilent 911D E Operator Manual Performance Tests Performance Tests Verification of instrument performance over its specifications is achieved by measuring the network analyzer s system directivity Refer to the operating manual of the network analyzer under calibration for the directivity performance
16. rew 7 b Very carefully and gently remove the load element 18 from the body c Slide the load handle off the end of the body d If necessary remove to replace the O ring 8 Clean a dirty load internally using a small diameter rod about 0 035 to 0 040 inches diameter NOTE Hold the load near the collar as you clean it Do not hold it near the end that has the diagonal cut a Use compressed air to blow out any dirt inside the load Be careful not to damage the diagonal cut at the end of the load b Wrap a bit of cotton around the end of the rod c Swab the inside of the load with back and forth motions finally pushing the swab out the end with the aluminum collar Agilent 911D E Operator Manual 9 Reassemble the Load Replacing the Load Element 1 d e Carefully inspect and then clean the center conductor with a cotton swab Be careful not to bend the center conductor Replace a damaged or worn center conductor Remove the coupling nut 14 from the 911D a b Remove the retaining ring 12 Slide the coupling nut back to allow the ball bearings 13 to drop out through the hole in the nut After removing all 12 ball bearings slide the coupling nut off the end of the load body Insert the load into the handle end of the body diagonal cut end first Align the hole in the aluminum collar with the long slot in the body Move the sliding load handle so that the hole in the handle
17. ts clause at FAR 52 227 19 for other agencies Agilent Technologies Inc 1400 Fountaingrove Parkway Santa Rosa CA 95403 1799 U S A Copyright Agilent Technologies Inc 2000 ii Agilent 911D E Operating And Service Manual In This Manual Overview page 1 Specifications page 2 Handling Precautions and Inspection page 3 Principles of Operation page 4 Performance Tests page 7 Adjustments page 8 Replacing the Load Element page 9 Replaceable Parts page 11 Agilent 911D E Operating And Service Manual iii Certification Warranty Warranty Custom systems are warranted by contractual agreement between Agilent Technologies and the customer Agilent Technologies Inc certifies that this product met its published specifications at the time of shipment from the factory Agilent Technologies further certifies that its calibration measurements are traceable to the United States National Institute of Standards and Technology NIST formerly NBS to the extent allowed by the Institute s calibration facility and to the calibration facilities of other International Standards Organization members This Agilent Technologies system product is warranted against defects in materials and workmanship for a period corresponding to the individual warranty periods of its component products Instruments are warranted for a period of one year During the warranty period Agilent Technologies wi
18. ucts must perform as a system in accordance with the foregoing warranty then that warranty will apply to those Agilent Technologies products as a system and Customer retains sole responsibility to ensure the year 2000 readiness of its information technology and business environment The duration of this warranty extends through January 31 2001 The remedies available under this warranty will be defined in and subject to the terms and limitations of the warranties contained in the contract of sale To the extent permitted by local law this warranty applies only to branded Agilent Technologies products and not to products manufacture by others that may be sold or distributed by Agilent Technologies Nothing in this warranty will be construed to limit any rights or remedies provided elsewhere in the contract of sale with respect to matters other than year 2000 compliance Product maintenance agreements and other customer assistance agreements are available for Agilent Technologies products For assistance call your local Agilent Technologies Sales and Service Office refer to Service and Support on page vi Agilent 911D E Operating And Service Manual v Service and Support Any adjustment maintenance or repair of this product must be performed by qualified personnel Contact your customer engineer through your local Agilent Technologies Service Center You can find a list of local service representatives on the Web at http
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