Operation and Service Manual
Contents
1. Reference Part No Qty Description Designator 1 42942 24007 2 SHAFT 2 0510 0083 2 RTNR R 3 1460 2615 2 SPRING 4 42941 40002 2 BUSHING 5 1253 0476 4 ADPT BNC SMB 6 3050 0067 4 WSHR FL MTLC 7 3050 0789 4 WSHR FL NM 8 2950 0054 2 TNUT HEX DBL CHAM 9 2190 0054 2 WSHR LK INTL 10 42942 00602 1 COVER BOTTOM 11 16047 40002 4 INSULATOR 12 0515 0914 2 SCR MACH M3X0 5 13 42941 25002 2 SLEEVE 14 42942 25006 1 BNC GUIDE 15 42941 24003 2 GUIDE 16 42942 00603 1 COVER 17 0515 0914 2 SCR MACH M3X0 5 18 0515 1551 2 SCR M3 L 10 P H Chapter 5 33 Service Maintenance Figure 5 2 Replaceable Parts part 2 of 2 34 Chapter 5 Table 5 2 Replaceable Parts part 2 of 2 Service Maintenance Reference Part No Qty Description Designator 1 42942 00601 1 COVER TOP 2 1250 0907 1 CONTACT CENTER 3 1250 1466 1 CONN RF 7mm 4 0515 1550 4 SCR M3 L 8 P H 5 0515 0914 6 SCR MACH M3X0 5 6 1400 0719 4 CABLE TIE 7 0515 1719 2 SCR M4X10 3050 0893 2 WSHR FL 8 0515 1718 1 SCR M4X12 3050 0893 1 WSHR FL 9 42942 60001 1 7mm ASSY exclude 4 6 7 8 Chapter 5 35 Service Maintenance 36 Chapter 5 REGIONAL SALES AND SUPPORT OFFICES For more information about Agilent Technologies test and measurement products applications services and for a current sales office listing visit our web site http www agilent com find tmdir You can2. Figure 2 3 Option 700 7 mm Open Short Load set 42942a0j0203 MD 5 SHORT FUNCTION An open device OPEN OS used for the adapter setup A short device SHORT 0 Q used for the adapter setup A load device 50 Q used for the adapter setup Table 2 2 Contents of the option 700 No NAME 4 OPEN 5 SHORT 6 LOAD 18 Chapter 2 Operation This chapter describes the proper methods for adapter setup of the 42942A connecting a fixture and fixture compensation 19 CAUTION NOTE NOTE CAUTION Operation 4294A Setup 4294A Setup Before beginning measurements you should perform the adapter setup The following procedure shows adapter setup for the 42942A Also refer to the operation manual of the 4294A for more information on adapter setup When handling the 42942A care must be taken not to give it any mechanical shock which may damage the adapter Never give any mechanical shock to the upper face with the 7 mm connector s mouth Also do not place the 42942A with the upper face down on a hard surface If the ambient temperature deviates by more than 5 C from the temperature in which the adapter setup was done it is recommended that you again perform the adapter setup in the ambient temperature Adapter Setup Connect the 42942A to the 4294A and perform the adapter setup as described below 1 Power on the 4294A Allow 30 minutes or
3. Operation 4294A Setup changes to PHASE COMP DONE 9 Press OPEN key to start the open data measurement When the open data measurement is completed the softkey label changes to OPEN DONE 10 Remove the OPEN standard and connect the SHORT standard to the 7 mm OUTPUT port connector Never store the SHORT standard loosely in a box or drawer because this may result in damage to the mating plane surfaces Do not drop the SHORT standard or give it any strong mechanical shock Connecting SHORT Standard 42942a0j0303 11 Press SHORT key to start the short data measurement When the short data measurement is completed the softkey label changes to SHORT DONE 12 Remove the SHORT standard from the 7 mm OUTPUT port connector of the 42942A Then connect the LOAD standard to the 7 mm port Never store the LOAD standard loosely in a box or drawer because this may result in damage to the mating plane surfaces Do not drop the LOAD standard or give it any strong mechanical shock When not used protect the mating plane surfaces with end caps 22 Chapter 3 Operation 4294A Setup Figure 3 4 Connecting LOAD Standard 42942a0j0304 13 Press LOAD key to start the load data measurement When the load data measurement is completed the softkey label changes to LOAD DONE 14 Press done key Chapter 3 23 Operation Connecting Test Fixture Connecting Test Fixture After the adapter setup you can connect
4. also contact one of the following centers and ask for a test and measurement sales representative 11 29 99 United States fax 61 3 9272 0749 Agilent Technologies tel 0 800 738 378 New Zealand Test and Measurement Call Center fax 64 4 802 6881 P 0 Box 4026 Englewood CO 80155 4026 Asia Pacific tel 1 800 452 4844 Agilent Technologies 24 F Cityplaza One 1111 King s Road Canada Taikoo Shing Hong Kong Agilent Technologies Canada Inc tel 852 3197 7777 5150 Spectrum Way fax 852 2506 9284 Mississauga Ontario L4W SGI tel 1 877 894 4414 Europe Agilent Technologies Test amp Measurement European Marketing Organization P O Box 999 1180 AZ Amstelveen The Netherlands tel 31 20 547 9999 Japan Agilent Technologies Japan Ltd Call Center 9 1 Takakura Cho Hachioji Shi Tokyo 192 8510 Japan tel 81 426 56 7832 fax 81 426 56 7840 Latin America Agilent Technologies Latin American Region Headquarters 5200 Blue Lagoon Drive Suite 950 Miami Florida 33126 U S A tel 305 267 4245 fax 305 267 4286 Australia New Zealand Agilent Technologies Australia Pty Ltd 347 Burwood Highway Forest Hill Victoria 3131 tel 1 800 629 485 Australia
5. dirty 12 Chapter1 Figure 1 2 Serial Number Installation Guide Serial Number Agilent Technologies uses a two part ten character serial number that is stamped on the serial number plate Figure 1 2 attached to the bottom of the adapter The first four letters and one digit are the serial prefix and the last five digits are the suffix Serial Number Plate SER NO AK Agilent Technologies Japan Ltd JP1KG12345 MADE INJAPAN 33 4287 a0j048 Chapter 1 13 Installation Guide Serial Number 14 Chapter1 Overview Overview Product Overview Product Overview The 42942A is an adapter equipped with a 7 mm coaxial connector that connects a test fixture furnished with the same type of connector to the 4294A Precision Impedance Analyzer Figure 2 1 Product Overview 16 Chapter2 Overview Functions 6 Functions Figure 2 2 and Figure 2 3 show the names of the 42942 A s parts and contents of the option 700 respectively Figure 2 2 42942A Parts 1 OUTPUT Port O Bra a ADAPTER BEE 3 Adapter Fastening Screw 429422060202 Table 2 1 42942A Function No NAME FUNCTION 1 OUTPUT Port Contact for the test fixture furnished with a 7 mm coaxial connector 2 Mounting Post Guide and support post for fixture connection 3 Adapter Fastening Screws Secures the fixture to the 4294A Chapter 2 17 Overview Functions
6. 5 to 95 RH wet bulb temp lt 40 C Non operating temp 40 C to 70 C Environment humidity lt 90 RH wet bulb temp lt 65 C Dimensions 300 W x 100 H x 280 D mm Includes carrying case Weight 2300g 42942A body 800g Safety Standards EN61010 1 1993 A2 1995 IEC61010 1 1990 A1 1992 A2 1995 CSA C22 2 No 1010 1 1992 INSTALLATION CATEGORY I POLLUTION DEGREE 2 INDOOR USE For more information on impedance measurement accuracy at the 3 5 mm port and additional error factor refer to the 4294A Operation Manual 30 Chapter4 Service This chapter provides information on servicing and proper maintenance 31 Figure 5 1 Service Maintenance Maintenance An exploded view of the 42942A for parts identification is shown in Figure 5 1 and Figure 5 2 Do not disassemble any further than shown Maintenance consists principally of cleaning contacts and replacing worn or damaged parts Take special care when cleaning contacts To order parts use the Agilent Technologies part numbers listed in Table 5 1 and Table 5 2 If a faulty part is located in an assembly that cannot be disassembled order the next higher assembly or return the fixture to the nearest Agilent Technologies Sales Service Office for repair or replacement Replaceable Parts part 1 of 2 32 Chapter 5 Table 5 1 Replaceable Parts part 1 of 2 Service Maintenance
7. Agilent 42942A Terminal Adapter Operation and Service Manual Forth Edition 2 Agilent Technologies ree Innovating the HP Way Agilent Part No 42942 90020 May 2003 Printed in Japan NOTE Notices The information contained in this document is subject to change without notice This document contains proprietary information that is protected by copyright All rights are reserved No part of this document may be photocopied reproduced or translated to another language without the prior written consent of the Agilent Technologies Agilent Technologies Japan Ltd Component Test PGU Kobe 1 3 2 Murotani Nishi Ku Kobe shi Hyogo 651 2241 Japan Copyright 1999 2003 Agilent Technologies Japan Ltd Manual Printing History The manual s printing date and part number indicate its current edition The printing date changes when a new edition is printed Minor corrections and updates that are incorporated at reprint do not cause the date to change The manual part number changes when extensive technical changes are incorporated April 1999 First Edition part number 42942 90000 September 1999 Second Edition part number 42942 90010 December 1999 Third Edition part number 42942 90010 May 2003 Forth Edition part number 42942 90020 Safety Summary The following general safety precautions must be observed during all phases of operation service and repair of this instrument Failure to comply with these
8. instrument to a Agilent Technologies Sales and Service Office for service and repair to ensure that safety features are maintained e Dangerous Procedure Warnings Warnings such as the example below precede potentially dangerous procedures throughout this manual Instructions contained in the warnings must be followed Dangerous voltages capable of causing death are presenting this instrument Use extreme caution when handling testing and adjusting this instrument Certification Agilent Technologies 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 to the extent allowed by the Institution s calibration facility or to the calibration facilities of other International Standards Organization members IMPORTANT Warranty This Agilent Technologies instrument product is warranted against defects in material and workmanship for a period corresponding to the individual warranty periods of its component products Instruments are warranted for a period of one year Fixtures and adapters are warranted for a period of 90 days During the warranty period Agilent Technologies will at its option either repair or replace products that prove to be defective For warranty service or repair this product must be returned to a service facil
9. ion Fixture Compensation compensation data measurement is completed the softkey label LOAD on OFF if it is off changes to LOAD ON off 26 Chapter 3 Operation Fixture Extension Fixture Extension The 42942A is designed to connect directly to the 4294A Thus the measurement point on the four terminal pair cannot be extended by using four extension cables as shown in Figure 3 6 A The 42942A must be directly connected to the 4294A as shown in Figure 3 6 B For fixture extension use a coaxial cable connected to the 7 mm OUTPUT port on the 42942A Note that the 42942 A s specified accuracy will no longer be assured with this extension For calibration of the extended fixture refer to the 4294A operation manual Figure 3 6 Fixture Extension HP 4294A HP 4294A N I f f HP 42942A Four Terminal Pair Terminal Adapter Extension o Cable Extension HP 42942A Terminal Adapter i ai Cl ii des O Forbidden A Four Terminal Pair Extension B 7 mm Port Extension 42942a0e0306 Chapter 3 27 Operation Fixture Extension 28 Chapter 3 Specifications This chapter provides specifications of the 42942A test fixture 29 Specifications Specifications Specifications Applicable Instruments 4294A Precision Impedance Analyzer Frequency 40 Hz to 110 MHz Maximum Voltage 42 V peak max AC DC Operating temp 0 C to 40 C Environment _ humidity 1
10. ity designated by Agilent Technologies 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 instruction when property 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 Buyer supplied software or interfacing unauthorized modification or misuse operation outside the environmental specifications for the product or improper site preparation or maintenance No other warranty is expressed or implied Agilent Technologies specifically disclaims the implied warranties of 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 WARNING CAUTION NOTE A O mn O
11. l d Assistance Product maintenance agreements and other customer assistance agreements are available for Agilent Technologies products For any assistance contact your nearest Agilent Technologies Sales and Service Office Addresses are provided at the back of this manual Safety Symbol General definitions of safety symbols used on the instrument or in manuals are listed below Instruction Manual symbol the product is marked with this symbol when it is necessary for the user to refer to the instrument manual Alternating current Direct current On Supply Off Supply In position of push button switch Out position of push button switch Frame or chassis terminal A connection to the frame chassis of the equipment which normally include all exposed metal structure This warning sign denotes a hazard It calls attention to a procedure practice condition or the like which if not correctly performed or adhered to could result in injury or death to personnel This Caution sign denotes a hazard It calls attention to a procedure practice condition or the like which if not correctly performed or adhered to could result in damage to or destruction of part or all of the product Note denotes important information It calls attention to a procedure practice condition or the like which is essential to highlight Contents 1 Installation Guide Incoming Inspections res A lei labiale debe ieri 10 Con
12. longer for warm up 2 Press Cal key to bring up the Calibration Menu 3 Press ADAPTER key to bring up the Adapter Setup Menu should indicate current settings 4 Select 7mm 42942A When selected the softkey label will be underlined 5 Press SETUP key to bring up the Adapter Setup Menu 6 Turn the 7 mm OUTPUT port connector clockwise until the connector sleeve is fully exposed Even a tiny amount of dirt on the 7 mm OUTPUT port connector would greatly degrade the accuracy of your measurement Keep the connector clean and never touch the mating plane surfaces Use a lint free cloth to clean the connector if it gets dirty The 7 mm OUTPUT port connector is sensitive to damage and thus requires careful handling When not used protect the mating plane surfaces with end caps 20 Chapter 3 Operation 4294A Setup Figure 3 1 Extending Connector Sleeve gt In SI 42942a0j0301 7 Connect the OPEN standard to the 7 mm OUTPUT port connector CAUTION Never store the OPEN standard loosely in a box or drawer because this may result in damage to the mating plane surfaces Do not drop the OPEN standard or give it any strong mechanical shock Figure 3 2 Connecting OPEN Standard 42942a0j0302 8 Press PHASE COMP key to start the phase compensation data measurement When the phase compensation data measurement is completed the softkey label Chapter 3 21 CAUTION Figure 3 3 CAUTION
13. n between the measurement terminals 2 Press Cal key to bring up the Calibration Menu 3 Press FIXTURE COMPEN key to bring up the Fixture Compensation Menu 4 Press OPEN key to start the OPEN compensation data measurement When the OPEN compensation data measurement is completed the softkey label OPEN on OFF if it is off changes to OPEN ON off Performing Short Compensation The following procedure is for measurement of the short compensation data 1 Put the terminal of the test fixture into the SHORT state For more information on shorting methods refer to the manual that came with the fixture 2 Press SHORT key to start the SHORT compensation data measurement When the SHORT compensation data measurement is completed the softkey label SHORT on OFF if it is off changes to SHORT ON off Performing Load Compensation Generally there is no need to perform load compensation If you have any standard device or you need to keep consistency in measured data perform the load compensation by using the device When you perform load compensation set the load value of the device to the instrument The following procedure is for the measurement of the load compensation data 1 Connect the load device to the terminal of the test fixture For more information on connecting methods refer to the manual that came with the fixture 2 Press LOAD key to start the LOAD compensation data measurement When the LOAD Chapter 3 25 Operat
14. necting the 42942A gt limoni en E gis eres Ste La 11 Cleanmpo israele A Re Ee ee e e o eo Mesta lele Ais Adee ie 12 Serial Numbers flee dl A ade nee een nen 13 2 Overview Product OVERVIEW rat reale ieri A Se eae RR 16 UN CU OMS re wr ale A o id Meise e asap a a Meee 17 3 Operation 4294A Setup ir ss ne ns ee ee ee een nn 20 Adapter Set p srren A insbe Dan ur re ee 20 Connecting Test Erre Dan Rn eS RA rien 24 Fixture Compensation sy eiss rennen ren DR E reo 25 Performing Open Compensation ooo 25 Performing Short Compensation 0 0 00 0c cece cee teen eee n ene n teenies 25 Performing Load Compensation LL 25 Fixture Extensie tust se ee a sun eretto 27 4 Specifications Specifications rt bill aaa anale Ae de al dr Dd 30 5 Service Maintenance trp iii elevata A Lele RRR a 32 Contents Installation Guide Table 1 1 Installation Guide Incoming Inspection Incoming Inspection Inspect the shipping container for damage If the shipping container or cushioning material is damaged it should be kept until the contents of the shipment have been checked for completeness and the 42942A has been checked mechanically and electrically The shipment should contain everything listed in Table 1 1 If the contents are incomplete or if there is mechanical damage or defect notify the nearest Agilent Technologies office If the shipping container is damaged or the cushioning material shows signs of unusual s
15. precautions or with specific WARNINGS elsewhere in this manual may impair the protection provided by the equipment In addition it violates safety standards of design manufacture and intended use of the instrument The Agilent Technologies assumes no liability for the customer s failure to comply with these requirements 42942A comply with INSTALLATION CATEGORY I and POLLUTION DEGREE 2 in IEC 1010 1 42942A are INDOOR USE product WARNING DO NOT Operate In An Explosive Atmosphere Do not operate the instrument in the presence of flammable gasses or fumes Operation of any electrical instrument in such an environment constitutes a definite safety hazard Keep Away From Live Circuits Operating personnel must not remove instrument covers Component replacement and internal adjustments must be made by qualified maintenance personnel Do not replace components with the power cable connected Under certain conditions dangerous voltages may exist even with the power cable removed To avoid injuries always disconnect power and discharge circuits before touching them DO NOT Service Or Adjust Alone Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT Substitute Parts Or Modify Instrument Because of the danger of introducing additional hazards do not install substitute parts or perform unauthorized modifications to the instrument Return the
16. the test fixture to the terminal adapter Refer to the manual that came with the fixture for the connection procedure The connection procedure shown below is common to most fixtures 1 Turn the 7 mm OUTPUT port connector on the terminal adapter counterclockwise until the connector sleeve is fully retracted 2 Join the test fixture to the terminal adapter by keying the mounting posts and the OUTPUT port of the adapter 3 Turn the 7 mm OUTPUT port connector on the terminal adapter counterclockwise to secure it to the connector on the lower side of the test fixture Figure 3 5 Connecting Test Fixture Mounting Post 42942a0e0305 24 Chapter 3 NOTE Operation Fixture Compensation Fixture Compensation To compensate for any residual impedance and admittance existing in the test fixture perform fixture compensation The fixture compensation requires measurements with the 42942A for open and short compensation data Generally there is no need to perform load compensation For more information on fixture compensation refer to the 4294A Operation Manual Electrical length is noted on the test fixture and its furnished manual There is no need to set the electrical length in the 4294A when using the 42942A Only OPEN SHORT compensation will eliminate the error Performing Open Compensation The following procedure is for measurement of the open compensation data 1 Be sure that the fixture is open without any connectio
17. tress notify the carrier as well as the Agilent Technologies office Keep the shipping materials for the carrier s inspection Contents Description Part Number Qty 42942A Terminal Adapter OPEN 04191 85302 1 SHORT 04191 85300 1 LOAD 04291 60043 1 Operation and Service Manual 42942 90010 Carrying Case 42942 60011 a Furnished with Option 700 10 Chapter1 Installation Guide Connecting the 42942A Connecting the 42942A Follow the steps below to connect the 42942A to the 4294A Step 1 Join the 42942A terminal adapter to the test connectors on the front panel of the 4294A by gently matching the four BNC connectors and fastening screws of the adapter with the test connectors and accessory mounting holes of the instrument until they come into complete contact Step 2 Turn the adapter s two fastening screws clockwise at the same time until the fixture is firmly secured to the instrument Figure 1 1 Connecting 42942A to 4294A 42942a0j0102 Chapter 1 11 Installation Guide Cleaning Cleaning Even a tiny amount of dirt on the 7 mm connector of the OUTPUT port would greatly degrade the accuracy of your measurement Use a lint free cloth to clean the connector if it gets
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