FLUKE 5700A, 5720A Series II Service 电路图.pdf

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1、 5700A/5720A Series II Multi-Function Calibrator Service Manual PN 601630 June 1996 Rev. 1, 3/02 1996, 2002 Fluke Corporation, All rights reserved. Printed in U.S.A. All product names are trademarks of their respective companies. RadioFans.CN 收音机爱 好者资料库 LIMITED WARRANTY the display shows linearity,

2、offset, and scale errors. Keys that multiply and divide the output value by 10 to simplify work on meters with calibration points at decade multiples of a fraction of full-scale. Programmable entry limits used for restricting the levels that can be keyed into the calibrator, preventing access to lev

3、els that may be harmful to equipment or personnel. A s key that provides the capability of displaying the instruments specification at the selected operating point, calibration interval, and specification confidence level. An auxiliary current binding post that allows you to calibrate meters with se

4、parate current inputs without moving cables. Real-time clock and calendar for date stamping reports. Offset and scaling modes that simplify linearity testing of multimeters. Variable phase reference signal output and phase-lock input. Interface for the Fluke 5725 Amplifier. Standard IEEE-488 (GPIB)

5、interface, complying with ANSI/IEEE Standards 488.1- 1987 and 488.2-1987. Selectable normal remote mode or emulation of the Fluke 5100B and 5200A Series calibrators in functions and response to system controller software EIA Standard RS-232C serial data interface for printing, displaying, or transfe

6、rring internally-stored calibration constants, and for remote control of the calibrator. 5700A/5720A Series II Calibrator Service Manual 1-4 Extensive internal self testing and diagnostics of analog and digital functions. A traceable calibration procedure for all modes and ranges that requires only

7、10V, 1, and 10 k external standards, with only occasional independent verification. Fast, simple, automated calibration check providing added confidence between calibration recalls, and data that can be used to document and characterize the calibrators performance between calibration recalls. 1-2. C

8、ontacting Fluke To order accessories, receive operating assistance, or get the location of the nearest Fluke distributor or Service Center, call: USA: 1-888-99-FLUKE (1-888-993-5853) Canada: 1-800-36-FLUKE (1-800-363-5853) Europe: +31 402-678-200 Japan: +81-3-3434-0181 Singapore: +65-738-5655 Anywhe

9、re in the world: +1-425-446-5500 Or, visit Flukes Web site at . 1-3. About this Manual This manual provides complete information for installing the calibrator and operating it from the front panel keys and in remote. It also provides a glossary of calibration-related terms as well as general items s

10、uch as specifications and error code information. The following topics are covered in this manual: Installation Operating controls and features Front panel operation Remote operation (IEEE-488 bus or serial port remote control) Serial port operation (printing, displaying, or transferring data, and s

11、etting up for serial port remote control) Operator maintenance, including how to calibrate the 5700A/5720A Series II Options and accessories 1-4. How to Use this Manual Use the following list to find the location of specific information. Quick setup procedure: 5700A/5720A Series II Operators Referen

12、ce Guide Unpacking and setup: Chapter 2. Installation and rack mounting: Chapter 2; also the rack mount kit instruction sheet AC line power and interface cabling: Chapter 2 Controls, indicators, and displays: Chapter 3 Front panel operation: Chapter 4 Cabling to a UUT (Unit Under Test): Chapter 4 In

13、troduction and Specifications Additional Instruction Manuals1 1-5 Using auxiliary amplifiers: Chapter 4 Self calibration: Chapters 1 and 7 Remote operation (IEEE-488 or serial): Chapter 5 Options and accessories: Chapters 2 and 8 Instrument specifications: The end of this Chapter Theory of operation

14、: Chapter 2 of the 5700A/5720A Series II Service Manual 1-5. Additional Instruction Manuals The 5700A/5720A Series II Calibrators ship with a complete manual set that contains information for the operator and service or maintenance technicians. The set includes: 5700A/5720A Series II Getting Started

15、 Manual (PN 1668111) 5700A/5720A Series II Operator Reference Guide (PN 601648) 5700A/5720A Series II Remote Programming Reference Guide (PN 601655) 5700A/5720A Series II Operator Manual (provided on CD-ROM, PN 1668127, or a printed copy is available for purchase through the Fluke Service Department

16、 under PN 601622) 5700A/5720A Series II Service Manual (provided on CD-ROM, PN 1668127, or a printed copy is available for purchase through the Fluke Service Department under PN 105798) Order additional copies of these instruction manuals separately using the part numbers provided. For ordering inst

17、ructions, refer to the Fluke Catalog or contact a Fluke sales representative. 1-6. Wideband AC Voltage Module (Option 5700A-03) The Wideband AC Voltage Module (Option 5700A-03) can be installed in both the 5700A and 5720A Series II Calibrators. The module is a high-accuracy, low-noise, extremely fla

18、t ac voltage source for calibrating rf voltmeters, with a frequency range of 10 Hz to 30 MHz. Output is in seven ranges from 300 V (-57 dBm) to 3.5 V (+24 dBm) through a Type-N coaxial connector into a 50 load. The output level is selected in volts or dBm through either the front panel controls or u

19、nder remote control. The wideband module also functions with the calibrators output adjust controls that let display the error of a wideband meter in either percentage of output or in decibels. Included with the wideband module is a Type-N output cable and a 50 terminator. The wideband module is cal

20、ibrated to the end of its standard-equipment output cable. 5700A/5720A Series II Calibrator Service Manual 1-6 1-7. Auxiliary Amplifiers The Fluke Model 5725A Amplifier is available to extend the high voltage performance and current range of the calibrator: Interface connectors on the calibrators re

21、ar panel accept cables to directly operate a 5725A. Three amplifiers can be connected to the calibrator at the same time, but only one output can be active at a time. Once you have connected the amplifiers and configured the calibrator in a setup menu, amplifier operation is controlled by the calibr

22、ator. Chapter 4 provides instructions for operating the 5725A. The general specifications at the end of this chapter include specifications for operating the calibrator with the 5725A. For other amplifier specifications, refer to their instruction manuals. Table 1-1 summarizes the extended capabilit

23、ies offered by the 5725A. Brief descriptions of the extended capabilities follow. Table 1-1. Auxiliary Amplifier Data ModelModeRange 5725A AmplifierAC V220 to 1100V rms up to 70 mA, 40 Hz to 30 kHz (50 mA 1 V/m but 3 V/m, add 0.01% of range. Relative Uncertainty 1 C 24 Hours90 Days180 Days1 Year24 H

24、ours90 Days (ppm output + V) (ppm output + V) 220 mV10 nV0 5 + 0.57 + 0.50 8 + 0.50 9 + 0.50 2 + 0.42.5 + 0.4 2.2 V100 nV3.5 + 0.84 + 0.84.5 + 0.80 6 + 0.80 2 + 0.82.5 + 0.8 11 V1 V2.5 + 33 + 33.5 + 30 4 + 30 1 + 31.5 + 3 22 V1 V2.5 + 53 + 53.5 + 50 4 + 50 1 + 51.5 + 5 220 V10 V3.5 + 504 + 500 5 + 5

25、0 06 + 50 02 + 502.5 + 50 1100 V100 V0 5 + 5006 + 5000 7 + 500 08 + 5002.5 + 400 03 + 400 5720A 95% 95% Confidence Level RangeResolution Absolute Uncertainty 5 C from calibration temperature For fields strengths 1 V/m but 3 V/m, add 0.01 % of range. Relative Uncertainty 1 C 24 Hours90 Days180 Days1

26、Year24 Hours90 Days (ppm output + V) (ppm output + V) 220 mV10 nV4 + 0.40 6 + 0.46.5 + 0.47.5 + 0.41.6 + 0.4 02 + 0.4 2.2 V100 nV3 + 0.73.5 + 0.70 4 + 0.7 05 + 0.71.6 + 0.7 02 + 0.7 11 V1 V2 + 2.52.5 + 2.5 03 + 2.53.5 + 2.50.8 + 2.51.2 + 2.5 22 V1 V2 + 42.5 + 4 03 + 43.5 + 40.8 + 41.2 + 4 220 V10 V3

27、 + 403.5 + 40 04 + 400 5 + 401.6 + 40 02 + 40 1100 V100 V4 + 4004.5 + 400 06 + 4006.5 + 400 02 + 4002.4 + 400 Introduction and Specifications DC Voltage Specifications1 1-15 Table 1-3. 5700A Series II DC Voltage Specifications: 99 % and 95 % Confidence Levels 5700A 99% 99 % Confidence Level RangeRes

28、olution Absolute Uncertainty 5 C from calibration temperature For fields strengths 1 V/m but 3 V/m, add 0.01 % of range. Relative Uncertainty 1 C 24 Hours90 Days180 Days1 Year24 Hours90 Days (ppm output + V) (ppm output + V) 220 mV10 nV6.5 + .757 + .7508 + .7509 + .82.5 + .5 04 + .5 2.2 V100 nV3.5 +

29、 1.26 + 1.207 + 1.208 + 1.22.5 + 1.2 04 + 1.2 11 V1 V3.5 + 35 + 407 + 408 + 41.5 + 33.5 + 4 22 V1 V3.5 + 65 + 807 + 808 + 81.5 + 63.5 + 8 220 V10 V 05 + 1006 + 10008 + 10009 + 1002.5 + 100 04 + 100 1100 V100 V 07 + 6008 + 60010 + 60011 + 600 03 + 6004.5 + 600 5700A 95% 95 % Confidence Level RangeRes

30、olution Absolute Uncertainty 5 C from calibration temperature For fields strengths 1 V/m but 3 V/m, add 0.01 % of range. Relative Uncertainty 1 C 24 Hours90 Days180 Days1 Year24 Hours90 Days (ppm output + V) (ppm output + V) 220 mV10 nV5.5 + 0.66 + 0.67 + 0.68 + 0.6 02 + 0.43.5 + 0.4 2.2 V100 nV3.5

31、+ 15 + 16 + 17 + 1 02 + 13.5 + 1 11 V1 mV 03 + 3.54 + 3.56 + 3.57 + 3.51.2 + 3 03 + 3.5 22 V1 mV 03 + 6.54 + 6.56 + 6.57 + 6.51.2 + 6 03 + 7 220 V10 mV 04 + 805 + 807 + 808 + 80 02 + 803.5 + 80 1100 V100 mV 06 + 5007 + 5008 + 5009 + 5002.4 + 500 04 + 500 5700A/5720A Series II Calibrator Service Manu

32、al 1-16 Table 1-4. DC Voltage Secondary Performance Specifications and Operating Characteristics Temperature Coefficient Adder Note 2 Noise RangeStability Note 1 1 C 10 -40 C0 -10 C and Linearity 1 C Bandwidth 0.1-10 Hz Bandwidth 10 Hz-10 kHz 24 Hours40-50 Cpk-pkRMS (ppm output + V) (ppm output + V)

33、/C (ppm output + V)V 220 mV 2.2 V 11 V 22 V 220 V 1100 V 0.3 + 0.3 0.3 + 1 0.3 + 2.5 0.4 + 5 0.5 + 40 0.5 + 200 00.4 + 0.1 00.3 + 0.1 0.15 + 0.2 00.2 + 0.4 00.3 + 5 00.5 + 10 1.5 + 0.5 1.5 + 2 0 1 + 1.5 1.5 + 3 1.5 + 40 0 3 + 200 0 1 + 0.2 0 1 + 0.6 0.3 + 2 0.3 + 4 0 1 + 40 0 1 + 200 0.15 + 0.1 0.15

34、 + 0.4 0.15 + 2 0.15 + 4 0.15 + 60 0.15 + 300 5 15 50 50 150 500 Notes: 1. Stability specifications are included in the Absolute Uncertainty values in the primary specification tables. 2. Temperature coefficient is an adder to uncertainty specifications that does not apply unless operating more than

35、 5 C from calibration temperature. Minimum output: 0 V for all ranges, except 100 V for 1100 V range Maximum load: 50 mA for 2.2 V through 220 V ranges; 20 mA for 1100 V range; 50 output impedance on 220 mV range; all ranges 25 Load regulation: (0.2 ppm of output + 0.1ppm of range), full load to no

36、load Line regulation: 0.1 ppm change, 10 % of selected nominal line Settling time: 3 seconds to full accuracy; + 1 second for range or polarity change; + 1 second for 1100 V range Overshoot: 50 , 1000 pF Minimum output: 10 % on each range External sense: Selectable for 2.2 V, 22 V, 220 V, and 1100 V

37、 ranges; 5700A/5720A 100 kHz, 5725A 30 kHz 1100 V6 mA600 pF Settling time to full accuracy: 5725A Amplifier:1000 pF Note 2 Frequency (Hz)Settling time (seconds) 040 Hz-5 kHz50 mA 120 k2 Notes: 1 Stability specifications are included in Absolute Uncertainty values for the primary specifications. 2. T

38、he 5725A will drive up to 1000 pF of load capacitance. Uncertainty specifications include loads to 300 pF and 150 pF as shown under Load Limits. For capacitances up to the maximum of 1000 pF, add Load Regulation. 3. 2.2 V Range, 100 kHz-1.2 MHz only: uncertainty specifications cover loads to 10 mA o

39、r 1000 pF. For higher loads, load regulation is added. 4. Applies from 0 C to 40 C 1000 100 10 0 3.5 V 10000 50 Hz10 Hz1 kHz100 kHz1 MHz30 MHz Voltage Frequency 40 Hz30 Hz 5725A 5700A-03 2.2 x 107 V-Hz 15 Hz 5700A/5720A Volt-Hertz Capability ahp160f.eps Figure 1-2. Volt-Hertz Capability + 1 second f

40、or amplitude or frequency range change; + 2 seconds for 5700A/5720A 1100 V range; + 4 seconds for 5725A 1100 V range Overshoot: 30 Hz: 1 + 0.05/kHz), 30 Hz: 3 Input voltage: 1 V to 10 V rms sine wave (do not exceed 1 V for mV ranges) Frequency range: 10 Hz to 1.1999 MHz Lock range: 2 % of frequency

41、Lock-in time: Larger of 10/frequency or 10 msec Phase reference: Selectable, rear panel BNC output Range: 180 Phase Uncertainty (except 1100 V range): 1 at quadrature points (0, 90, 180) elsewhere 2 Stability: 0.1 Resolution: 1 Output level: 2.5 V rms 0.2 V Frequency range: 50 kHz to 1 kHz, usable 1

42、0 Hz to 1.1999 MHz Introduction and Specifications Resistance Specifications1 1-23 1-30. Resistance Specifications Table 1-10. 5720A Series II Resistance Specifications: 99 % and 95 % Confidence Levels 5720A 99% 99% Confidence Level Nominal Value Absolute Uncertainty of Characterized Value 5 C from

43、calibration temperature Note 1 Relative Uncertainty 1 C 24 Hours90 Days180 Days1 Year24 Hours90 Days ppmppm 0 1 1.9 10 19 100 190 1 k 1.9 k 10 k 19 k 100 k 190 k 1 M 1.9 M 10 M 19 M 100 M 50 85 85 23 23 10 10 8 8 8 9 9 9 16 17 33 43 100 50 95 95 25 25 11 11 9 9 9 9 11 11 18 19 37 47 110 50 100 100 2

44、6 26 11.5 11.5 9.5 9.5 9.5 9.5 12 12 20 21 40 50 115 50 110 110 27 27 12 12 10 10 10 10 13 13 23 24 46 55 120 50 32 25 5 4 2 2 2 2 2 2 2 2 2.5 3 10 20 50 50 40 33 8 7 4 4 3 3 3 3 3 3 5 6 14 24 60 5720A 95% 95 % Confidence Level Nominal Value Absolute Uncertainty of Characterized Value 5 C from calib

45、ration temperature Note 1 Relative Uncertainty 1 C 24 Hours90 Days180 Days1 Year24 Hours90 Days ppmppm 0 1 1.9 10 19 100 190 1 k 1.9 k 10 k 19 k 100 k 190 k 1 M 1.9 M 10 M 19 M 100 M 40 70 70 20 20 8 8 6.5 6.5 6.5 7.5 7.5 7.5 13 14 27 35 85 40 80 80 21 21 9 9 7.5 7.5 7.5 7.5 9 9 15 16 31 39 95 40 85

46、 85 22 22 9.5 9.5 8 8 8 8 10 10 17 18 34 42 100 40 95 95 23 23 10 10 8.5 8.5 8.5 8.5 11 11 20 21 40 57 100 40 27 20 4 3.5 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 2 2.5 8 16 40 40 35 26 7 6 3.5 3.5 2.5 2.5 2.5 2.5 2.5 2.5 4 4 12 20 50 Note: 1. Specifications apply to displayed value. 4-wire connections, exce

47、pt 100 M. 5700A/5720A Series II Calibrator Service Manual 1-24 Table 1-11. 5700A Series II Resistance Specifications: 99 % and 95 % Confidence Levels 5700A 99% 99 % Confidence Level Nominal Value Absolute Uncertainty of Characterized Value 5 C from calibration temperature Note 1 Relative Uncertainty

48、 1 C 24 Hours90 Days180 Days1 Year24 Hours90 Days ppmppm 0 1 1.9 10 19 100 190 1 k 1.9 k 10 k 19 k 100 k 190 k 1 M 1.9 M 10 M 19 M 100 M 50 85 85 26 24 15 15 11 11 9 9 11 11 16 17 33 43 110 50 95 95 28 26 17 17 12 12 11 11 13 13 18 19 37 47 120 50 100 100 30 28 18 18 13 13 12 12 14 14 20 21 40 50 12

49、5 50 110 110 33 31 20 20 15 15 14 14 16 16 23 24 46 55 130 50 32 25 5 4 2 2 2 2 2 2 2 2 2.5 3.5 10 20 50 50 40 33 8 7 4 4 3.5 3.5 3.5 3.5 3.5 3.5 5 6 14 24 60 5700A 95% 95 % Confidence Level Nominal Value Absolute Uncertainty of Characterized Value 5 C from calibration temperature Note 1 Relative Uncertainty 1 C 24 Hours90 Days180 Days1 Year24 Hours90 Days ppmppm 0 1 1.9 10 19 100 190 1 k 1.9 k 10 k 19 k 100 k 190 k 1 M 1.9 M 10 M 19 M 100 M 50 70 70 21 20 13 13 9 9 7.5 7.5 9 9 13 14 27 35 90