Table of Contents
Related Manuals for Fluke 291
Summary of Contents for Fluke 291
- Page 1 ® 291, 292, 294 100 MS/s Arbitrary Waveform Generators Getting Started Manual PN 2423319 March 2006 © 2006 Fluke Corporation, All rights reserved. Printed in the UK All product names are trademarks of their respective companies.
- Page 2 LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service. The warranty period is one year and begins on the date of shipment. Parts, product repairs, and services are warranted for 90 days. This warranty extends only to the original buyer or end-user customer of a Fluke authorized reseller, and does not apply to fuses, disposable batteries, or to any product which, in Fluke's opinion, has been misused, altered, neglected, contaminated, or damaged by accident or abnormal conditions of operation or handling.
- Page 3 Safety This generator is a Safety Class I instrument according to IEC classification and has been designed to meet the require- ments of EN61010-1:2001 (Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use). It is an Installation Category II instrument intended for operation from a normal single phase supply. This instrument has been tested in accordance with EN61010-1, CSA 22.2 No.
- Page 4 2032. Do not mix with solid waste stream. Do not cut open, incinerate, expose to temperatures above 60 °C or attempt to recharge. Used batteries should be disposed of by a qualified recycler or hazardous materials handler. Contact your authorized Fluke Service Center for recycling information. Caution Do not wet the instrument when cleaning it and in particular use only a soft dry cloth to clean the LCD win- dow.
- Page 5 Safety (continued) The following symbols are used on the instrument and in this manual: Caution - refer to the accompanying documentation, incorrect operation may damage the instrument. Mains supply OFF. Mains supply ON. Alternating current. Warning - hazardous voltages may be present. Conforms to European Union directives: EN61010-1-2001, EN61326 Verified by MET to be in conformance with relevant US and Canadian...
- Page 6 291, 292, 294 Getting Started Manual...
- Page 7 EMC Compliance These instruments meet the requirements of the EMC Directive 89/336/EEC. Compliance was demonstrated by meeting the test limits of the following standards: Emissions EN61326 (1998) EMC product standard for Electrical Equipment for Measurement, Control and Laboratory Use. Test limits used were: Radiated: Class A...
- Page 8 291, 292, 294 Getting Started Manual EN61000-4-5 (1995): Surge: 0.5 kV (line to line), 1 kV (line to ground) Performance A. EN61000-4-6 (1996): Conducted RF: 3 V, 80 % AM at 1kHz (AC line only; signal connections <3 m not tested) Performance A.
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Page 9: Table Of Contents
Before you Start ......................1 Mains Supply Voltage....................1 Externally Applied Voltages ..................2 Controls and Connections ....................2 Model 291 Front Panel ....................3 Principal Controls And Connectors................4 The Compact Flash Card Reader/Writer ..............11 The Liquid Crystal Display Panel................11 Contrast adjustment.................... - Page 10 291, 292, 294 Getting Started Manual Using the Synchronization Output................23 Tone Mode........................ 24 Saving and Recalling Settings ..................25 Using the instrument's Compact Flash Card Reader/Writer........25 Storing and Recalling Set-Ups ................25 Removing the Memory Card ................26 Arbitrary Waveforms ......................
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Page 11: Introduction
Getting Started Introduction Before you Start This Getting Started Manual for the model 291, 292 and Mains Supply Voltage 294 100 MS/s Arbitrary Waveform Generators is Check that the instrument operating voltage marked on designed to provide an initial understanding of the way the rear panel is correct for the local supply. -
Page 12: Externally Applied Voltages
To avoid risk of damage to the instrument: connectors. There are three versions of the instrument, Do not apply external voltages to the models 291, 292 and 294 being single-, 2- and 4-channel SYNC OUT or MAIN OUT sockets. versions respectively. -
Page 13: Model 291 Front Panel
Getting Started Controls and Connections Model 291 Front Panel shz0001f.gif Figure 1. Single-Channel 100 MS/s Arbitrary Waveform Generator Model 291... -
Page 14: Principal Controls And Connectors
291, 292, 294 Getting Started Manual Principal Controls And Connectors The WAVE SELECT keys call screens from which all The rotary control and the standard or already defined two cursor keys below it arbitrary waveforms can be are used to change selected. - Page 15 Getting Started Controls and Connections WAVE EDIT keys call FREQuency, AMPLitude, screens from which OFFSET and MODE keys arbitrary waveforms can be display screens which created, modified, permit their respective combined, etc. parameters to be edited either from the numeric The CREATE and keypad or by using the MODIFY keys allow you to...
- Page 16 Values On the model 291 single channel instrument the card are accepted in reader is located on the instrument's rear panel; on the three formats: multi-channel instruments it is on the front panel.
- Page 17 Getting Started Controls and Connections The SYNC OUT key calls Each channel has a key an LCD display in which which directly switches the you can set the parameters MAIN OUT of that channel of the sync output, on and off. The LED ON including whether the port lamp indicates when the is on or off.
- Page 18 291, 292, 294 Getting Started Manual The SUM socket accepts The MODULATION socket an external signal in the accepts an external signal range ±10 V which can be in the range ±10 V which added to the signal you can use to modulate generated internally.
- Page 19 Getting Started Controls and Connections The TRIG IN socket The MAN TRIG key is used accepts an external trigger for manual triggering (when signal in the range ±10 V TRIG IN is appropriately (with a threshold at 1.5 V) set) and for synchronizing which you can use for burst two or more linked mode or for gating.
- Page 20 291, 292, 294 Getting Started Manual The STATUS key always The UTILITY key gives returns the display to the access to menus for a default start-up screen variety of functions such as (shown in figure 1 above) remote control interface...
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Page 21: The Compact Flash Card Reader/Writer
Compact Flash cards to store both set-up information and and edit all the parameter values and to indicate and arbitrary waveforms. change modes. On the model 291 the card reader/writer slot is on the rear panel; on the multi-channel instruments it is on the front panel. shz0016f.gif Four soft keys at each side of the screen let you select screen items. -
Page 22: Multi-Channel Instruments - Front Panel Differences
291, 292, 294 Getting Started Manual Multi-Channel Instruments - Front Panel The STORE key: on the Differences single channel instrument the store function is The Users Manual contains drawings of the model 292 accessed by means of a and 294 front panels. -
Page 23: Using The Instrument
Getting Started Using the Instrument Starting up Using the Instrument The ac POWER on/off While familiarizing yourself with the instrument you will find switch is located at the it useful to observe the outputs on an oscilloscope. For bottom left side of the front most purposes it is sufficient to connect the MAIN OUT panel. - Page 24 After a few seconds the display should be the status screen as shown in figure 1, the Model 291 front Turn off the power, wait 10 seconds, then switch on panel drawing above.
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Page 25: Generating Sine Waves
Getting Started Using the Instrument Generating Sine Waves Press the soft key at the bottom right, adjacent to the word period. Press the FREQ key. The display should look similar to the drawing in the previous section. The display should look like this: With the frequency display shown you can experiment with the rotary control and the cursor keys below it to adjust the STANDARD PERIOD... - Page 26 291, 292, 294 Getting Started Manual Press the Arbitrary waveforms are discussed later in this Getting Started Manual. The display should look like this: For this part of the exercise we will concentrate on the standard waveforms. At this point we have set up a sine STANDARD WAVEFORMS wave at 12.5 kHz.
- Page 27 Getting Started Using the Instrument Ω Ω to 600 or 50 (the latter halves the output voltage You can also apply a dc offset to the output: Ω because the output impedance of the instrument is 50 Press the OFFSET You can also display the output level in dBm (dB relative The display will show: to 1 mW in the specified load).
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Page 28: Generating A Swept Output
291, 292, 294 Getting Started Manual stepped attenuator switches, the actual and programmed Note that the precise value of the actual offset also values of the DC offset will be different. In the event you depends upon the attenuator's stored calibration factors will be warned by a text message on the display. -
Page 29: Other Standard Waveforms
Getting Started Using the Instrument Once all the parameters are set, you can turn the sweep For the purposes of this Getting Started Manual it is not on and off using the cursor keys. necessary to understand the internal synthesis processes but it is useful to know the effect on the possible frequency Note that the sweep marker occupies the period of one of resolution. - Page 30 291, 292, 294 Getting Started Manual You will find it easiest to edit these parameter values using Pressing the done soft key concludes the pulse set-up. the rotary control. Enter pulse delay program+20.000000 us Enter pulse period actual +20.000000 us 150.00000 us...
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Page 31: Triggered Modes
Getting Started Using the Instrument Triggered Modes between the internal trigger generator, an external input or the MAN TRIG front-panel key. On multi-channel So far we have considered only continuous modes of instruments the source may also be another channel. For operation. - Page 32 291, 292, 294 Getting Started Manual If you are observing the output on an oscilloscope Turn on the Triggered Mode triggered from the SYNC OUT socket, it should look something like this: Do this by pressing the MODE key and selecting...
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Page 33: Using The Synchronization Output
Getting Started Using the Instrument Using the Synchronization Output The src choices are as follows: The SYNC OUT socket provides various signals which For most of the waveforms the waveform sync: you can set up. These include the provision of a range of output is a square wave at the main trigger or bright-up marker signals for oscilloscopes, other waveform frequency. -
Page 34: Tone Mode
291, 292, 294 Getting Started Manual Tone Mode The trig type uses the trigger source to switch from the current tone to the next. The other two types, gate and In tone mode the output is stepped through a list of up to... -
Page 35: Saving And Recalling Settings
Getting Started Saving and Recalling Settings You should also press the TRIG IN key and check that the Saving and Recalling Settings trigger source is manual. The instrument's built-in card reader/writer lets you use You can now step through the six audio frequencies using Compact Flash cards to save both instrument set-ups and the MAN TRIG key and listen to them on headphones arbitrary waveforms. -
Page 36: Removing The Memory Card
291, 292, 294 Getting Started Manual the screens called by the STORE and RECALL keys. On Pressing RECALL calls the RECALL screen: the single-channel instrument the store function is accessed via the UTILITY menu. RECALL: execute TESTWAVE delete Pressing STORE or the STORE soft key calls this screen:... -
Page 37: Arbitrary Waveforms
Getting Started Arbitrary Waveforms Creating a New Waveform Arbitrary Waveforms In this exercise we will create a simple waveform as Arbitrary waveforms are stored on the Compact Flash card shown below: in their own directory as <filename>.WFM, where <filename> has up to eight characters. Within the file and within the instrument, waveforms are represented as a series of values from -2048 to +2047, corresponding to the peak to peak output voltage range;... -
Page 38: Modifying A Waveform
291, 292, 294 Getting Started Manual You should see this screen: will prevent the creation of additional directory entries when the card is mounted as a PC volume.) Select create. Your new waveform will appear in the list CREATE NEW WAVEFORM create blank…... - Page 39 Getting Started Arbitrary Waveforms This gives you the ability to edit point-by-point, to draw LINE (addrs, value) straight lines between pairs of points, or to insert other frm (0000000,0000) waveforms between pairs of points: (0000009,1024) exit draw line Press the line draw… soft key Don't forget to press ENTER after each numeric entry.
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Page 40: Setting The Repetition Rate
291, 292, 294 Getting Started Manual LINE (addrs, value) ARB FREQUENCY: frm (0000050,1024) 1.0000000 MHz (0000059,0000) sample waveform exit draw line freq period You can see how the interpolations have been calculated The solid diamonds indicate that the display is in fact the by stepping through the waveform using the point sample frequency. -
Page 41: Other Functions
Getting Started Other Functions Other Functions This family of 100 MS/s Arbitrary Waveform Generators offers many features which are beyond the scope of a Getting Started Manual. Topics not mentioned here include the ability to be driven through GPIB, USB and RS232 interfaces, the ability to add the outputs of other channels, other generators and external devices to the output signal, the ability to modulate the output, the ability to produce complex pulse... - Page 42 291, 292, 294 Getting Started Manual...