Tektronix A6312 Manual de usuario

Instructions

A6312

100 MHz AC/DC Current Probe

070-9603-02

Warning

The servicing instructions are for use by qualified

personnel only. To avoid personal injury, do not

perform any servicing unless you are qualified to

do so. Refer to all safety summaries prior to

performing service.

www.tektronix.com

Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes

that in all previously published material. Specifications and price change privileges reserved.

Tektronix, Inc., P.O. Box 500, Beaverton, OR 97077

TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.

WARRANTY

Tektronix warrants that the products that it manufactures and sells will be free from defects in materials and workmanship

for a period of one (1) year from the date of shipment. If a product proves defective during this warranty period, Tektronix,

at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in

exchange for the defective product.

In order to obtain service under this warranty, Customer must notify Tektronix of the defect before the expiration of the

warranty period and make suitable arrangements for the performance of service. Customer shall be responsible for

packaging and shipping the defective product to the service center designated by Tektronix, with shipping charges prepaid.

Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the

Tektronix service center is located. Customer shall be responsible for paying all shipping charges, duties, taxes, and any

other charges for products returned to any other locations.

This warranty shall not apply to any defect, failure or damage caused by improper use or improper or inadequate

maintenance and care. Tektronix shall not be obligated to furnish service under this warranty a) to repair damage resulting

from attempts by personnel other than Tektronix representatives to install, repair or service the product; b) to repair

damage resulting from improper use or connection to incompatible equipment; c) to repair any damage or malfunction

caused by the use of non-Tektronix supplies; or d) to service a product that has been modified or integrated with other

products when the effect of such modification or integration increases the time or difficulty of servicing the product.

THIS WARRANTY IS GIVEN BY TEKTRONIX IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR

IMPLIED. TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF

MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. TEKTRONIX’ RESPONSIBILITY TO

REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO

THE CUSTOMER FOR BREACH OF THIS WARRANTY. TEKTRONIX AND ITS VENDORS WILL NOT BE

LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES IRRESPECTIVE

OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH

DAMAGES.

Service Assurance

If you have not already purchased Service Assurance for this product, you may do so at any time during the product’s

warranty period. Service Assurance provides Repair Protection and Calibration Services to meet your needs.

Repair Protection extends priority repair services beyond the product’s warranty period; you may purchase up to three

years of Repair Protection.

Calibration Services provide annual calibration of your product, standards compliance and required audit documentation,

recall assurance, and reminder notification of scheduled calibration. Coverage begins upon registration; you may purchase

up to five years of Calibration Services.

Service Assurance Advantages

HPriced well below the cost of a single repair or calibration

HAvoid delays for service by eliminating the need for separate purchase authorizations from your company

HEliminates unexpected service expenses

For Information and Ordering

For more information or to order Service Assurance, contact your Tektronix representative and provide the information

below. Service Assurance may not be available in locations outside the United States of America.

Name VISA or Master Card number and expiration

Company date or purchase order number

Address Repair Protection (1,2, or 3 years)

City, State, Postal code Calibration Services (1,2,3,4, or 5 years)

Country Instrument model and serial number

Phone Instrument purchase date

A6312 Instructions i

Table of Contents

General Safety Summary v...................................

Preface vii...................................................

Contacting Tektronix viii.............................................

Getting Started 1............................................

Probe Installation 1................................................

Operating the Current Probe Slide 2...................................

Degaussing and Autobalancing the Current Probe 3......................

Maximum Current Limits 4..........................................

Specifications 7.............................................

Performance Verification 11...................................

Test Procedure Conditions 11.........................................

Equipment Preparation 11............................................

Required Test Equipment 12..........................................

Bandwidth 14......................................................

Rise Time 16......................................................

DC Gain Accuracy 19...............................................

Probe Trim Adjust for Gain Accuracy (AM503B and AM5030 Only) 22.......

DC Offset Adjustment 24......................................

Required Test Equipment 24..........................................

Equipment Connections 25...........................................

AM503B or AM5030 25.............................................

AM503A 27.......................................................

AM503 29........................................................

Maintenance 30..............................................

Cleaning 30.......................................................

Disassembly Instructions 30..........................................

Obtaining Replacement Parts 34.......................................

Preparation for Shipment 34..........................................

Replaceable Parts 35..........................................

Parts Ordering Information 35.........................................

Using the Replaceable Parts List 35....................................

Table of Contents

ii A6312 Instructions

List of Figures

Figure 1: Connecting a current probe to the current

probe amplifier 2........................................

Figure 2: Operating the probe slide 3...........................

Figure 3: Applying the amp-second product rule 5................

Figure 4: A6312 specified operating area 8......................

Figure 5: A6312 frequency derating curve for maximum

input current 8..........................................

Figure 6: A6312 insertion impedance curve 9....................

Figure 7: A6312 Probe jaw dimensions (nominal) 9...............

Figure 8: Bandwidth test setup for the A6312 current probe 14......

Figure 9: Rise time test setup for A6312 17.......................

Figure 10: DC gain accuracy test setup for A6312 20...............

Figure 11: A6312 DC offset adjustment location 24................

Figure 12: Removing the strain relief boot 31.....................

Figure 13: Removing the top half of the probe 32..................

Figure 14: Removing the probe slide 32..........................

Figure 15: Removing the current transformer 33..................

Figure 16: A6312 exploded view 37..............................

Table of Contents

A6312 Instructions iii

List of Tables

Table 1: Warranted A6312 specifications 7......................

Table 2: Electrical characteristics 7............................

Table 3: Mechanical characteristics 9..........................

Table 4: Environmental characteristics 10.......................

Table 5: Certifications and compliances 10.......................

Table 6: Required test equipment 12............................

Table 7: Equipment settings for bandwidth 14....................

Table 8: Equipment settings for rise time 17.....................

Table 9: Equipment settings for DC gain accuracy 20..............

Table 10: DC gain accuracy test for A6312 21....................

Table 11: DC gain accuracy test work sheet for A6312 23...........

Table 12: Required test equipment 24...........................

Table 13: AM503B/AM 5030 settings for DC offset adjustment 25...

Table 14: AM 503B/AM 5030 error codes requiring

DC offset adjustment 26...................................

Table 15: AM503A settings for DC offset adjustment 27............

Table 16: AM503A error codes requiring DC offset adjustment 28...

Table 17: AM 503 settings for DC offset adjustment 29.............

Table of Contents

iv A6312 Instructions

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