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85056D

5- 3

Troubleshooting

Where to Look for More Information

Where to Look for More Information

This manual contains limited information about network analyzer system operation. For
detailed information on using a VNA, ENA or PNA series network analyzer, refer to the
appropriate user guide or online Help.

• To view the ENA or PNA online Help, press the Help key on the front panel of the

network analyzer.

• To view an online VNA user guide, use the following steps:

1. Go to

www.agilent.com

.

2. Enter your VNA model number (Ex: 8753ES) in the Search box and click

Search

.

3. Under the heading

Manuals & Guides

, click on the title/hyperlink for the

document PDF you want to view.

If you need additional information, see

“Contacting Agilent” on page 5-5

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Содержание 85056D

Страница 1: ...Technologies 85056D 2 4 mm Economy Calibration Kit Agilent Part Number 85056 90021 Printed in USA Print Date August 2010 Supersedes December 2009 Copyright 1996 2000 2002 2006 2009 2010 Agilent Techn...

Страница 2: ...re is delivered and licensed as Commercial computer software as defined in DFAR 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a or as Restricted computer software as defined i...

Страница 3: ...efer to Contacting Agilent on page 5 5 Printing Copies of Documentation from the Web To print copies of documentation from the Web download the PDF file from the Agilent web site Go to www agilent com...

Страница 4: ...iv 85056D...

Страница 5: ...3 Use Maintenance and Care of the Devices Electrostatic Discharge 3 2 Inspecting Connectors 3 3 What Causes Connector Wear 3 3 Cleaning Connectors 3 5 Gaging Connectors 3 7 Gaging 2 4 mm Connectors 3...

Страница 6: ...vi 85056D Contents...

Страница 7: ...1 1 1 General Information...

Страница 8: ...grade 50 terminations that have been optimized for performance up to 50 GHz The rugged internal structure provides for highly repeatable connections A distributed resistive element on sapphire provid...

Страница 9: ...ss assignments and standard definitions from Agilent s Calibration Kit Definitions Web page at www na tm agilent com pna caldefs stddefs html NOTE The 8510 network analyzer is no longer being sold or...

Страница 10: ...g Agilent on page 5 5 Agilent will arrange for repair or replacement of incomplete or damaged shipments without waiting for a settlement from the transportation company When you send the kit or device...

Страница 11: ...included in the kit are for measurement convenience only and are not serialized Table 1 1 Serial Number Record for the 85056D Device Serial Number Calibration kit m open f open m short f short m broa...

Страница 12: ...art provides an internal contact that flexes to accept the allowed range of male pin diameters The calibration of a network analyzer having a conventional slotted female connector on the test port rem...

Страница 13: ...rms of the connector that it measures For instance a male connector gage has a female connector on the gage so that it can measure male devices Preventive Maintenance The best techniques for maintaini...

Страница 14: ...peatability and accuracy is affected Fortunately it is relatively easy to evaluate the general validity of the calibration To test repeatability remeasure one of the calibration standards If you can n...

Страница 15: ...2 1 2 Specifications...

Страница 16: ...your fingers are a heat source Table 2 1 Environmental Requirements Parameter Limits Temperature Operatinga a The temperature range over which the calibration standards maintain conformance to their s...

Страница 17: ...7 explains how to use gages to determine if the kit devices have maintained their mechanical integrity Refer to Table 2 2 on page 2 4 for typical and observed pin depth limits Pin Depth Pin depth is t...

Страница 18: ...pin depth slightly recessed Table 2 2 Pin Depth Limits Device Typical Pin Depth Measurement Uncertaintya a Approximately 2 sigma to 2 sigma of gage uncertainty based on studies done at the factory ac...

Страница 19: ...ions for 85056D 2 4 mm Devices Device Specification Frequency GHz Broadband loads Return loss 42 d 0 00794 dc to 4 male and female Return loss 34 d 0 01995 4 to 20 Return loss 30 dB 0 03162 20 to 26 5...

Страница 20: ...2 6 85056D Specifications Electrical Specifications...

Страница 21: ...3 1 3 Use Maintenance and Care of the Devices...

Страница 22: ...your test equipment Always wear a heel strap when working in an area with a conductive floor If you are uncertain about the conductivity of your floor wear a heel strap Always ground yourself before y...

Страница 23: ...s are not kept clean or are not connected properly Connector wear eventually degrades performance of the device Calibration devices should have a long life if their use is on the order of a few times...

Страница 24: ...the accuracy achieved when measuring at 50 dB return loss levels is comparable to using conventional slotted connectors measuring devices having only 30 dB return loss This represents an accuracy imp...

Страница 25: ...he device Refer to Electrostatic Discharge earlier in this chapter for additional information 2 Clean the Connector Threads WARNING Keep isopropyl alcohol away from heat sparks and flame Store in a ti...

Страница 26: ...free cleaning swab b Clean the center and outer conductor mating plane surfaces Refer to Figure 2 1 on page 2 3 When cleaning a female connector avoid snagging the swab on the center conductor contac...

Страница 27: ...average can be in error by as much as 0 0001 inch due to systematic biasing errors usually resulting from worn gages and gage masters The information in Table 2 2 on page 2 4 assumes new gages and ga...

Страница 28: ...ure readings It will serve as a good troubleshooting tool when you suspect damage may have occurred to the device If either visual inspection or electrical performance suggests that the connector inte...

Страница 29: ...information c As you watch the gage pointer gently tap the barrel of the gage to settle the reading The gage pointer should line up exactly with the zero mark on the gage If not adjust the zero set kn...

Страница 30: ...3 10 85056D Use Maintenance and Care of the Devices Gaging Connectors Figure 3 2 Gaging 2 4 mm Connectors...

Страница 31: ...nd tighten the connector nut finger tight CAUTION Do not turn the device body Only turn the connector nut Damage to the center conductor can occur if the device body is twisted Do not twist or screw t...

Страница 32: ...wrenches within 90 degrees of each other before applying force See Figure 3 3 Wrenches opposing each other greater than 90 degrees apart will cause a lifting action which can misalign and stress the...

Страница 33: ...dy is twisted 1 Use an open end wrench to prevent the device body from turning 2 Use another open end wrench to loosen the connecting nut 3 Complete the separation by hand turning only the connecting...

Страница 34: ...3 14 85056D Use Maintenance and Care of the Devices Handling and Storage...

Страница 35: ...your calibration kit can only be verified by returning the kit to Agilent Technologies for recertification The equipment required to verify the specifications of the devices in the kit has been specia...

Страница 36: ...hrough various plug and ring gages and other mechanical measurements 2 Each calibration device is electrically tested on this system For the initial before sale testing of the calibration devices Agil...

Страница 37: ...echnologies See Contacting Agilent on page 5 5 How Often to Recertify The suggested initial interval for recertification is 12 months or sooner The actual need for recertification depends on the use o...

Страница 38: ...4 4 85056D Performance Verification Recertification...

Страница 39: ...5 1 5 Troubleshooting...

Страница 40: ...oting Troubleshooting Process Troubleshooting Process If you suspect a bad calibration or if your network analyzer does not pass performance verification follow the steps in Figure 5 1 Figure 5 1 Trou...

Страница 41: ...e appropriate user guide or online Help To view the ENA or PNA online Help press the Help key on the front panel of the network analyzer To view an online VNA user guide use the following steps 1 Go t...

Страница 42: ...ag located near the end of this manual on which you provide the following information your company name and address a technical contact person within your company and the person s complete phone numbe...

Страница 43: ...on the Web at www agilent com find assist If you do not have access to the Internet please contact your Agilent field engineer NOTE In any correspondence or telephone conversation refer to the Agilen...

Страница 44: ...5 6 85056D Troubleshooting Contacting Agilent...

Страница 45: ...6 1 6 Replaceable Parts...

Страница 46: ...ion Kit Descriptiona a Refer to Clarifying the Terminology of a Connector Interface on page 1 7 Qty Per Kit Agilent Part Number Calibration Devices 2 4 mm Broadband load m 1 00901 60003 Broadband load...

Страница 47: ...pen End Wrench 5 16 in open end wrench 1 8720 0015 ESD Protection Devices Heel strap 9300 1308 Grounding wrist strap 1 9300 1367 5 ft grounding cord for wrist strap 1 9300 0980 2 ft by 4 ft conductive...

Страница 48: ...6 4 85056D Replaceable Parts Figure 6 1 Replaceable Parts for the 85056D Calibration Kit...

Страница 49: ...A 1 A Standard Definitions...

Страница 50: ...Web page at http na tm agilent com pna caldefs stddefs html For a detailed discussion of calibration kits refer to the Agilent Application Note Specifying Calibration Standards and Kits for Agilent Ve...

Страница 51: ...5 damage 3 3 defects 3 3 female 3 4 gage accuracy 3 7 handling 3 7 3 9 part numbers 6 3 use of 3 7 zeroing 3 7 3 9 gaging 3 7 3 9 to determine pin depth 3 7 when to do 3 8 mating plane surfaces 3 6 c...

Страница 52: ...ing calibration kit definition files A 2 N National Institute of Standards and Technology NIST 2 5 4 2 nitrogen for cleaning 3 5 numbers replaceable parts 6 2 serial 1 5 recording 1 5 O observed limit...

Страница 53: ...ber 6 3 swabs cleaning 3 5 part number 6 3 T tag service 1 4 4 3 5 4 temperature affect on electrical performance 2 2 calibration 2 2 cautions about 2 2 changes in 2 2 device 2 2 error corrected 2 2 m...

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