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Manual Tektronix PS280

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  • Tektronix PS280 - page 1

    User Manual PS280 & PS283 DC Power Supplies 070-8355-03 ...

  • Tektronix PS280 - page 2

    Copyright  T ektronix, Inc. 1991. All rights reserved. T ektronix 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. T ektronix, Inc., P .O. Box 1000, W ilsonville, OR 97070–1000 TEKTRONI ...

  • Tektronix PS280 - page 3

    W ARRANTY T ektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If any such product proves defective during this warranty period, T ektronix, at its option, either will repair the defective product without charge for parts and labor , or will provide a re ...

  • Tektronix PS280 - page 4

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  • Tektronix PS280 - page 5

    PS280 & PS283 User Manual i T able of Contents General Safety Summary iii . . . . . . . . . . . . . . . . . . . . . . . . . . . . Getting Started 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preparing the Power Supply for Use 2 . . . . . . . . . . . . . . . . . . . . . Front Panel 4 . . . . . . . . . . . . . . . . ...

  • Tektronix PS280 - page 6

    T able of Contents ii PS280 & PS283 User Manual List of Figures Figure 1: Line V oltage Selectors, Power Input, and Fuse Locations 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2: PS280 or PS283 Front Panel 4 . . . . . . . . . . . . . . . . . . . Figure 3: Constant V oltage/Constant Current Crossover 10 . . . . . . Figu ...

  • Tektronix PS280 - page 7

    PS280 & PS283 User Manual iii General Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it. Injury Precautions Use Proper Power Cord T o avoid fire hazard, use only the power cord specified for this product. A void Electric Overload T o avoid electric shock or ...

  • Tektronix PS280 - page 8

    General Safety Summary iv PS280 & PS283 User Manual Do Not Operate in Wet/Damp Conditions T o avoid electric shock, do not operate this product in wet or damp conditions. Do Not Operate in Explosive Atmosphere T o avoid injury or fire hazard, do not operate this product in an explosive atmosphere. Product Damage Precautions Use Proper V oltage ...

  • Tektronix PS280 - page 9

    General Safety Summary PS280 & PS283 User Manual v CAUTION. Caution statements identify conditions or practices that could r esult in damage to this pr oduct or other pr operty . T erms on the Product These terms may appear on the product: DANGER indicates an injury hazard immediately accessible as you read the marking. W ARNING indicates an in ...

  • Tektronix PS280 - page 10

    General Safety Summary vi PS280 & PS283 User Manual ...

  • Tektronix PS280 - page 11

    PS280 & PS283 User Manual 1 Getting Started The T ektronix PS280 or PS283 Laboratory DC Power Supply is a multifunction bench or portable instrument. This regulated power supply provides a fixed 5 V output for powering logic circuits and two variable outputs for a wide variety of test and experimental uses. The PS280 or PS283 contains two ident ...

  • Tektronix PS280 - page 12

    Getting Started 2 PS280 & PS283 User Manual Preparing the Power Supply for Use Check the following items prior to operating the Laboratory DC Power Supply for the first time (see Figure 1 for locations of items 1 through 3): 1 3 2 Figure 1: Line V oltage Selectors, Power Input, and Fuse Locations CAUTION. T o pr event damage to the instrument, ...

  • Tektronix PS280 - page 13

    Getting Started PS280 & PS283 User Manual 3 occurs. Refer to Appendix C: Replaceable Parts on page 33 for fuse part numbers. W ARNING. T o pr event electrical shock, connect the power cor d to a pr operly gr ounded power sour ce. The outside (ground) of this connector is connected thr ough the equipment to the power sour ce gr ound. Do not r em ...

  • Tektronix PS280 - page 14

    Getting Started 4 PS280 & PS283 User Manual Front Panel Figure 2 shows the front-panel controls, connectors, and indicators with brief descriptions following the figure. 13 4 5 6 8 22 19 18 15 12 1 1 13 17 21 9 27 20 16 14 10 Figure 2: PS280 or PS283 Front Panel 1. LED Display . Lights when the instrument is turned on. The numbers indicate the ...

  • Tektronix PS280 - page 15

    Getting Started PS280 & PS283 User Manual 5 3. AMPS Indicator . Lights when AMPS is selected with the AMPS/VOL TS switch for the left variable power supply . 4. VOL TS Indicator . Lights when VOL TS is selected with AMPS/VOL TS switch for the left variable power supply . 5. AMPS Indicator . Lights when AMPS is selected with the AMPS/VOL TS swit ...

  • Tektronix PS280 - page 16

    Getting Started 6 PS280 & PS283 User Manual 13. Output T erminals. These terminals for the left, variable power supply allow you to plug in the test leads as follows: H The red terminal on the right is the positive polarity output terminal. It is indicated by a + sign above it. H The black terminal on the left is the negative polarity output te ...

  • Tektronix PS280 - page 17

    Getting Started PS280 & PS283 User Manual 7 17. Output T erminals. These terminals for the right, variable power supply allow you to plug in the test leads as follows: H The red terminal on the right is the positive polarity output terminal. It is indicated by a plus (+) sign above it. H The black terminal on the left is the negative polarity o ...

  • Tektronix PS280 - page 18

    Getting Started 8 PS280 & PS283 User Manual T urning On the Instrument After you have ensured that the PS280 or PS283 is set up for the proper line voltage and has the proper fuse (refer to Pr eparing the Power Supply for Use on page 2), you are ready to turn it on. CAUTION. T o avoid damaging the PS280 or PS283, do not use it when the ambient ...

  • Tektronix PS280 - page 19

    PS280 & PS283 User Manual 9 Reference This section tells how to set the PS280 or PS283 current limit. It also explains the constant voltage/constant current crossover characteris- tic of the instrument. Finally , the section includes procedures for using the instrument in both independent and tracking modes and provides examples of a variety of ...

  • Tektronix PS280 - page 20

    Reference 10 PS280 & PS283 User Manual V O Maximum Output V oltage Constant Current Range Constant V oltage Range Crossover Point I O Maximum Output Current Figure 3: Constant V oltage/Constant Current Crossover Setting the Current Limit Before you begin using the PS280 or PS283 to power a device, you should set its current limit lower than the ...

  • Tektronix PS280 - page 21

    Reference PS280 & PS283 User Manual 11 3. Rotate the V OL T AGE knob away from zero sufficiently to light the C.C. indicator . 4. Set the meter selection switch to AMPS so that the LED display shows the current. 5. Adjust the CURRENT knob for the desired current limit. 6. Read the value shown on the LED display . This is your preset current lim ...

  • Tektronix PS280 - page 22

    Reference 12 PS280 & PS283 User Manual In stacked mode, you connect the negative output terminal of one variable power supply to the positive output terminal of the other . The stacked configuration allows you to test a circuit requiring between 30 and 60 V . A stacked configuration can be either floating or ground-referenced. Floating. In the ...

  • Tektronix PS280 - page 23

    Reference PS280 & PS283 User Manual 13 4. Plug one of the test leads into the positive output terminal. 5. Plug the other test lead into the negative output terminal. 6. Press POWER to turn of f the PS280 or PS283. 7. Clip the positive test lead to the positive pole of your device. 8. Clip the negative test lead to the negative pole of your dev ...

  • Tektronix PS280 - page 24

    Reference 14 PS280 & PS283 User Manual 5V FIXED 3A  GND  GND SLA VE MASTER Load 2 Load 1 0 to 2 A (PS280) 0 to 1 A (PS283) –5 V 3A –5 TO +25 V Load 3 0 to 2 A (PS280) 0 to 1 A (PS283) –5 TO +25 V Figure 5: Independent Common Ground-Referenced Application In this configuration, each of the variable power supplies can be varied ...

  • Tektronix PS280 - page 25

    Reference PS280 & PS283 User Manual 15 4. Set both variable supply CURRENT controls to midrange. 5. Set the AMPS/V OL TS switches for both power supplies to display volts. 6. T urn on the POWER to the PS280 or PS283. The display should read 0 V for both variable power supplies. An external meter connected across the load or load terminals shoul ...

  • Tektronix PS280 - page 26

    Reference 16 PS280 & PS283 User Manual T o test a circuit in a independent ground-referenced split application mode, follow these steps: 1. T urn the POWER off to the PS280 or PS283. 2. Connect the outputs as shown in Figure 6. 3. Set both variable supply VOL T AGE controls to the minimum setting. 4. Set both variable supply CURRENT controls to ...

  • Tektronix PS280 - page 27

    Reference PS280 & PS283 User Manual 17 Figure 8 shows the configuration for three ground-referenced positive power supplies. Load 3 0 to 30 V 0 to 2 A (PS280) 0 to 1 A (PS283) Load 2 0 to 30 V 0 to 2 A (PS280) 0 to 1 A (PS283) Load 1 5V 0 to 3 A 5V FIXED 3A  GND  GND SLA VE MASTER Figure 8: Three Ground-Referenced Positive Power Sup ...

  • Tektronix PS280 - page 28

    Reference 18 PS280 & PS283 User Manual 5V FIXED 3A  GND  GND SLA VE MASTER Load 2 Load 1 –5 V 0 to +60 V Figure 9: Independent Positive Stacked Application T o test a circuit in the independently stacked mode, follow these steps: 1. T urn the POWER off to the PS280 or PS283. 2. Connect the outputs as shown in Figure 9. 3. Set both ...

  • Tektronix PS280 - page 29

    Reference PS280 & PS283 User Manual 19 Figure 10 shows a stacked application in which you have a 0 to –60 V output from the variable power supplies and a +5 V output from the FIXED power supply . Load 2 Load 1 +5 V 0 to –60 V 5V FIXED 3A  GND  GND SLA VE MASTER Figure 10: Independent Negative Stacked Application ...

  • Tektronix PS280 - page 30

    Reference 20 PS280 & PS283 User Manual T racking Modes There are two tracking modes in which you can operate the PS280 or PS283: series and parallel. Series. In series mode, the positive output terminal of the master variable power supply is internally connected to the negative output terminal of the slave power supply . This connection allows ...

  • Tektronix PS280 - page 31

    Reference PS280 & PS283 User Manual 21 1. T urn the POWER off to the PS280 or PS283. 2. Connect the outputs as shown in Figure 12. 5V FIXED 3A  GND  GND SLA VE MASTER Load 1 0 to +60 V INTERNAL Figure 12: Series T racking Application 3. Set the PS280 or PS283 to series tracking mode by pressing the left TRACKING button. Make sure th ...

  • Tektronix PS280 - page 32

    Reference 22 PS280 & PS283 User Manual NOTE . In series tracking mode, the curr ent flowing through the two supplies must be equal. Ther efor e, the maximum curr ent limit is the lower of the values set by the two curr ent contr ol knobs. 7. T urn on the POWER to the PS280 or PS283. 8. Adjust the output voltage to the desired level using the ma ...

  • Tektronix PS280 - page 33

    Reference PS280 & PS283 User Manual 23 MASTER SLA VE Figure 13: Parallel T racking Inside the PS280 or PS283 T o test a circuit in the parallel tracking mode, follow these steps: 1. T urn the POWER off to the PS280 or PS283. 2. Connect the outputs as shown in Figure 14 on page 24. 3. Set the PS280 or PS283 to parallel tracking mode by pressing ...

  • Tektronix PS280 - page 34

    Reference 24 PS280 & PS283 User Manual 5V FIXED 3A  GND  GND SLA VE MASTER Load 1 0 to +30 V INTERNAL 0 to 4 A (PS280) 0 to 2 A (PS283) Figure 14: Parallel T racking Application 7. Adjust the output voltage to the desired level using the master V OL T AGE knob. 8. T urn the POWER off to the PS280 or PS283 again. 9. Connect the posit ...

  • Tektronix PS280 - page 35

    PS280 & PS283 User Manual 25 Appendix A: Specifications T able 1: Physical Characteristics Dimension Measurement Width 255 mm (10.0 in) Height 145 mm (5.7 in) Depth 335 mm (13.2 in) Weight 1 1.5 kg (25.4 lb) PS280 9.0 kg (19.9 lb) PS283 T able 2: Environmental Characteristics Characteristic T emperature Rela t ive Hum i d i ty Storage –10 _ C ...

  • Tektronix PS280 - page 36

    Appendix A: Specifications 26 PS280 & PS283 User Manual T able 3: Operational Characteristics (Cont.) Characteristic Measurement Line Regulation (CC)  0.2% +3 mA Load Regulation (5 V)  0.2% Load Regulation (CV)  0.01% +3 mV (rating current  3A )  0.01% +5 mV (rating current >3 A)  300 mV (0–60 V single series tracking sup ...

  • Tektronix PS280 - page 37

    Appendix A: Specification s PS280 & PS283 User Manual 27 T able 4: Electrical Characteristics Characteristic Measurement Line voltage 90 to 1 10 108 to 132 198 to 242 216 to 250, all V AC at 50–60 Hz Power consumption 386 V A, 300 W maximum (PS280) 265 V A, 200 W maximum (PS283) T able 5: Certifications and Compliances EC Declaration of Confo ...

  • Tektronix PS280 - page 38

    Appendix A: Specifications 28 PS280 & PS283 User Manual ...

  • Tektronix PS280 - page 39

    PS280 & PS283 User Manual 29 Appendix B: Maintenance This appendix provides information for the basic maintenance of the PS280 or PS283 Laboratory DC Power Supply . Cleaning T o clean the Laboratory DC Power Supply , use a soft cloth dampened in a solution of mild detergent and water . Do not spray cleaner directly onto the instrument, since it ...

  • Tektronix PS280 - page 40

    Appendix B: Maintenance 30 PS280 & PS283 User Manual T roubleshooting Electronic maintenance on the power supply must be performed by a trained technician. However , an operator can perform some basic and routine maintenance. Perform the following steps to isolate the fault: 1. The power switch is on. The instrument is plugged in. Neither the C ...

  • Tektronix PS280 - page 41

    Appendix B: Maintenance PS280 & PS283 User Manual 31 5. V erify that the line settings on the rear panel match the line voltage. Do they? Y es Go to step 7. No Go to step 6. 6. Reset the line settings. Refer to Pr eparing the Power Supply for Use on page 2. 7. Check the power cord. W ARNING. T o pr event personal injury , be sure the power cor ...

  • Tektronix PS280 - page 42

    Appendix B: Maintenance 32 PS280 & PS283 User Manual ...

  • Tektronix PS280 - page 43

    PS280 & PS283 User Manual 33 Appendix C: Replaceable Parts Replaceable parts may be ordered directly from your authorized T ektronix dealer . Standard Accessories The following items are shipped with the Laboratory DC Power Supply: T able 6: Standard Accessories Accessory T ektronix Part Number Fuse, 5 x 20 mm, 4 A, 250 V , SB (PS280: 90 – 13 ...

  • Tektronix PS280 - page 44

    Appendix C: Replaceable Parts 34 PS280 & PS283 User Manual The following power cords are available: T able 8: Accessory Power Cords Plug Configuration Normal Usage T ektronix Part Number North America 1 15 V 161-0104-00 Europe 230 V 161-0104-06 United Kingdom 230 V 161-0104-07 Australia 230 V 161-0104-05 North America 230 V 161-0104-08 Switzerl ...

Manufacturer Tektronix Category Power Supply

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Tektronix PS280.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Tektronix PS280, service manual, brief instructions and user manuals Tektronix PS280. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Tektronix PS280.

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A complete manual for the device Tektronix PS280, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Tektronix PS280 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Tektronix PS280.

A complete Tektronix manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Tektronix PS280 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Tektronix PS280, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Tektronix PS280, that we can find in the current document
3. Tips how to use the basic functions of the device Tektronix PS280 - which should help us in our first steps of using Tektronix PS280
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Tektronix PS280
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Tektronix PS280 in a specific country, if it was not possible to solve the problem on our own.

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