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Operation and 
Service Manual

 

Keysight 16454A 
Magnetic Material Test 
Fixture

 

 

 

      

 

Summary of Contents for 16454A

Page 1: ...Operation and Service Manual Keysight 16454A Magnetic Material Test Fixture ...

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Page 3: ...8710 2081 1 2 Fixture Holder 16454 00601 1 3 Screw Hex Recess 0515 1050 2 4 Test fixture Large not assigned 1 5 Test fixture Small not assigned 1 6 Holder A 16454 25002 1 7 Holder B 16454 25001 1 8 Holder C WITHOUT HOLE 16454 25004 1 9 Holder D WITH HOLE 16454 25003 1 10 Holder Case 1540 0622 1 11 Hex Key 2 5 mm Across Flats 5188 4452 1 Carrying Case1 16454 60101 1 Operation and Service Manual1 16...

Page 4: ... 1 Fixture Cap Large 7 16454 23002 1 Fixture Flange Small 8 16454 230011 1 Fixture Cap Small 9 16454 25002 1 Holder A 10 16454 25001 1 Holder B 11 16454 25004 1 Holder C WITHOUT HOLE 12 16454 25003 1 Holder D WITH HOLE 13 1540 0622 1 Holder Case 14 5188 4452 1 Hex Key 2 5 mm Across Flats 15 8710 2081 1 Tweezers 16 0470 0013 1 Thread Sealant 16454 60101 1 Carrying Case2 16454 90020 1 Operation and ...

Page 5: ...Agilent 16454A Magnetic Material Test Fixture Operation and Service Manual Agilent Part No 16454 90020 Printed in JAP AN July 2001 Fifth Edition ...

Page 6: ...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 c Copyright 1993 1999 2000 2001 Agilent Technologies Japan Ltd ...

Page 7: ...corporated at reprint do not cause the date to change The manual part number changes when extensive technical changes are incorporated December 1993 First Edition part number 16454 90000 February 1999 Second Edition part number 16454 90000 January 2000 Third Edition part number 16454 90000 April 2001 Fourth Edition part number 16454 90010 July 2001 Fifth Edition part number 16454 90020 iii ...

Page 8: ...ages 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 rst aid and resuscitation is present DO NOT Substitute Parts Or Modify Instrument Because of the danger of introducing additional hazards do not ...

Page 9: ...tution s calibration facility or to the calibration facilities of other International Standards Organization members Warranty This Agilent Technologies instrument product is warranted against defects in material and workmanship for a period of one year from the date of shipment except that in the case of certain components listed in Instrument Speci cations of this manual the warranty shall be for...

Page 10: ...s the implied warranties of merchantability and tness 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 Assistance Product maintenance agreements and other customer assist...

Page 11: ...of fault A terminal marked with this symbol must be connected to ground in the manner described in the installation Operation manual and before operating the equipment Frame or chassis terminal A connection to the frame chassis of the equipment which normally includes all exposed metal structures Alternating current power line Direct current power line Alternating or direct current power line W ar...

Page 12: ...APC 7 R is a U S registered trademark of the Bunker Ramo Corporation viii ...

Page 13: ...ment 2 3 3 Theory on Material Measurement Magnetic Material Measurement 3 1 Permeability De nition 3 1 Measurement Principle of Magnetic Material 3 1 Structure of 16454A Test Fixture 3 4 4 Operation Connecting the Test Fixture 4 1 Selecting Fixture and Holder 4 1 Connecting the Test Fixture to the Test Head 4 2 Performing SHORT Compensation 4 3 Placing the MUT into the Test Fixture 4 3 5 Service I...

Page 14: ...bility Measurement Accuracy r v s Frequency F 3 1 7 1 9 Typical Permeability Measurement Accuracy r v s Frequency F 10 1 8 3 1 Vector Diagram of Complex Relative Permeability and Loss Tangent 3 1 3 2 Relationship among Current Magnetic Flux and Magnetic Flux Density 3 2 3 3 Measurement Principle When Using 16454A Test Fixture 3 2 3 4 Loss of Magnetic Material 3 3 3 5 16545A Residual Impedance 3 4 ...

Page 15: ... chapter Initial inspection of the 16454A see Chapter 2 Ordering replaceable parts for the 16454A see Chapter 5 For measurement procedures using the 16454A see the 4291B RF Impedance Material Analyzer User s Guide Product Description The 16454A is used to measure the permeability of a toroidal core General Information 1 1 ...

Page 16: ...Operating Humidity wet bulb temperature 40 C Up to 95 RH Non operating Temperature 055 C to 200 C Non operating Humidity wet bulb temperature 65 C Up to 90 RH W eight Large Test Fixture 140 g typically Small Test Fixture 120 g typically Dimension Large Test Fixture 30 mm 2 35 mm H typically Small Test Fixture 24 mm 2 30 mm H typically Table 1 1 Applicable MUT Size Fixture Small Large Holder A B C ...

Page 17: ... F 0 rmf 0 004f Typical Eb 1 0 rm 0 rm tan 100 Typical Where f is measurement frequency GHz F h ln c b mm h is the height of MUT mm b is the inner diameter of MUT c is the outer diameter of MUT tan is the measured value of loss tangent rm 0 is the measured value of permeability Conditions of accuracy characteristics Use the Low Z Test Head for permeability measurement OPEN SHORT 50 calibration mus...

Page 18: ...Figure 1 1 Typical Permeability Measurement Accuracy F 0 5 Figure 1 2 Typical Permeability Measurement Accuracy F 3 3 F hln c b 1 4 General Information ...

Page 19: ...Figure 1 3 Typical Permeability Measurement Accuracy F 10 Figure 1 4 Typical Permeability Loss Tangent tan Measurement Accuracy F 0 5 3 F hln c b General Information 1 5 ...

Page 20: ...Figure 1 5 Typical Permeability Loss Tangent tan Measurement Accuracy F 3 Figure 1 6 Typical Permeability loss Tangent tan Measurement Accuracy F 10 3 F hln c b 1 6 General Information ...

Page 21: ...Figure 1 7 Typical Permeability Measurement Accuracy r v s Frequency F 0 5 Figure 1 8 Typical Permeability Measurement Accuracy r v s Frequency F 3 3 F hln c b General Information 1 7 ...

Page 22: ...Figure 1 9 Typical Permeability Measurement Accuracy r v s Frequency F 10 3 F hln c b 1 8 General Information ...

Page 23: ... by carefully performing an incoming inspection to check the magnetic material test xture set for signs of physical damage and missing contents If any discrepancy is found notify the carrier and Agilent Technologies Your Agilent Technologies sales o ce will arrange for repair and replacement without waiting for the claim to be settled Inspect the shipping container for damage Keep the shipping mat...

Page 24: ... Test xture Large not assigned 1 5 Test xture Small not assigned 1 6 Holder A 16454 25002 1 7 Holder B 16454 25001 1 8 Holder C 16454 25003 1 9 Holder D 16454 25004 1 10 Holder Case 1540 0622 1 11 Hex Key 2 5mm Across Flats 8710 1181 1 0 Carrying Case1 16454 60101 1 0 Operation and Service Manual1 16454 90010 1 1 These parts are not shown in this gure 2 2 Initial Inspection ...

Page 25: ...terials If this material is not available comparable packaging materials may be used Wrap the magnetic material test xture in heavy paper and pack in anti static plastic packing material Use su cient shock absorbing material on all sides of the 16454A to provide a thick rm cushion and to prevent movement Seal the shipping container securely and mark it FRAGILE Initial Inspection 2 3 ...

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Page 27: ...meability 3 r 0 r 0 j 00 r As shown in Figure 3 1 complex relative permeability can be expressed in a vector diagram The loss factor of a magnetic material is expressed as loss tangent tan which is the ratio of the imaginary component r to the real component r of the complex relative permeability Figure 3 1 V ector Diagram of Complex Relative Permeability and Loss Tangent Measurement Principle of ...

Page 28: ...e 3 2 is expressed as Equation 3 3 Note that L indicates the self inductance of the closed loop Equation 3 3 Magnetic Flux Induced by Current in Closed Loop 8 LI Furthermore this magnetic ux 8 also can be expressed by integrating the magnetic ux density B throughout the enclosed surface as shown in Figure 3 2 See Equation 3 4 Equation 3 4 Relationship between Magnetic Flux and Magnetic Flux Densit...

Page 29: ...tion 3 7 can be obtained Equation 3 7 Self Inductance of Measurement Circuit L 0 2 f r 01 hln c b h0ln e a g By transforming Equation 3 7 to calculate the relative permeability r of the DUT Equation 3 8 can be obtained Equation 3 8 Relative Permeability of DUT r 2 L 0 Lss 0hlnc b 1 Lss in Equation 3 9 indicates the self inductance when a DUT is not mounted in the test xture Equation 3 9 Self Induc...

Page 30: ...UT mounted the residual impedance Z res can be calculated from the measured impedance Z sm with no DUT mounted in 16454A in SHORT state Equation 3 14 16454A Residual Impedance Z3 res Z3 sm 0Z3 ss Errors due to residual impedance can be minimized by SHORT compensation The impedance after error compensation Z comp can be calculated from the measured impedance Z m with a DUT mounted in 16454A as show...

Page 31: ...UT size for each xture is listed in Table 5 1 Table 4 1 MUT Size For Test Fixtures Fixture Small Large Holder A B C D MUT Outer Diameter mm 8 mm 6 mm 20 mm 20 mm MUT Inner Diameter mm 3 1 mm 3 1 mm 6 mm 5 mm MUT Height mm 3 mm 3 mm 8 5 mm 8 5 mm Figure 4 1 shows the dimensions of the MUT holder Figure 4 1 Dimensions of the MUT Holder Operation 4 1 ...

Page 32: ...y that the connector sleeve is retracted fully as shown in Figure 4 3 Figure 4 2 Figure 4 3 3 Secure the test xture to the xture holder using the two screws 4 Connect the connector on the underside of the test xture to the APC 7 connector on the test head 5 Secure the xture holder to the test station using the two screws Figure 4 4 Connecting the Test Fixtures 16454A Small 4 2 Operation ...

Page 33: ...ts for the residual impedance due to the test xture 1 Remove the cap of the xture 2 Place a MUT holder only in the xture 3 Replace the cap by screwing tightly Placing the MUT into the Test Fixture How to place the MUT on the 16454A is shown below Operation 4 3 ...

Page 34: ...1 Remove the cap of the xture 2 Place a MUT onto the MUT holder and insert it into the xture 3 Replace the cap by screwing tightly 4 4 Operation ...

Page 35: ...54A Magnetic Material Test Fixture Replaceable Parts Table 5 1 lists the replaceable parts The parts listed in this table can be ordered from your nearest Agilent Technologies o ce Ordering information should include the Agilent part number and the quantity required Service 5 1 ...

Page 36: ... Cap Large 7 16454 23002 1 Fixture Flange Small 8 16454 230011 1 Fixture Cap Small 9 16454 25002 1 Holder A 10 16454 25001 1 Holder B 11 16454 25003 1 Holder C 12 16454 25004 1 Holder D 13 1540 0622 1 Case 14 8710 1181 1 Hex Key 2 5mm Across Flats 15 8710 2081 1 Tweezers 16 0470 0013 1 Thread Sealant 0 16454 60101 1 Carrying Case2 0 16454 90000 1 Speci cation and Service Manual2 1 Agilent internal...

Page 37: ...m calibration at the APC 7 R terminal of the measurement instrument 2 Place the xture small on the calibrated APC 7R terminal of the measurement instrument 3 Read LS and RS values for each test xture The guideline is as follows Table 5 2 Fixture Impedance Check Guideline Fixture Frequency Parameter Guideline Small 100 MHz LS 1 nH 6 0 5 nH RS 100 m Large 100 MHz LS 5 5 nH 6 2 5 nH RS 300 m Service ...

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Page 39: ... 1 800 452 4844 fax 1 888 900 8921 Canada Test and Measurement Call Center tel 1 877 894 4414 fax 1 888 900 8921 China tel 800 810 0189 fax 800 820 2816 Europe tel 31 20 547 2323 fax 31 20 547 2390 Japan Call Center tel 0120 421 345 tel 81 426 56 7832 fax 81 426 56 7840 Korea tel 82 2 2004 5004 fax 82 2 2004 5115 Latin America tel 305 269 7500 fax 305 269 7599 Taiwan tel 0800 047 866 fax 0800 286 ...

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Page 41: ...This information is subject to change without notice Keysight Technologies 1993 2015 February 2015 16454 90020 16454 90020 www keysight com ...

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