Fluke 271 manual Getting Started Manual

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Getting Started Manual

271

Getting Started Manual

The apparatus shall be disconnected from all voltage sources before it is opened for any adjustment, replacement, maintenance or repair.

Any adjustment, maintenance and repair of the opened instrument under voltage shall be avoided as far as possible and, if inevitable, shall be carried out only by a skilled person who is aware of the haz- ard involved.

Make sure that only fuses with the required rated current and of the specified type are used for re- placement. The use of makeshift fuses and the short-circuiting of fuse holders is prohibited.

Manual background Caution

If the instrument is clearly defective, has been subject to mechanical damage, excessive moisture or chemical corrosion the safety protection may be impaired and the apparatus should be withdrawn from use and returned for checking and repair.

Note Manual background

This instrument uses a Lithium button cell for non-volatile memory battery back-up. Typical battery life is 5 years. In the event of replacement becoming necessary, replace only with a cell of the correct type, a 3 V Li/Mn02 20 mm button cell type 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 ma- terials handler. Contact your authorized Fluke Service Center for recycling information.

Manual background Caution

Do not wet the instrument when cleaning it and in particular use only a soft dry cloth to clean the LCD win- dow.

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Contents Getting Started Manual Programmable 10 MHz DDS Function GeneratorLIMITED WARRANTY AND LIMITATION OF LIABILITY To register your product online, visit register.fluke.comSafety Getting Started Manual Safety continued The following symbols are used on the instrument and in this manualTerminal connected to chassis ground Mains supply OFF Mains supply ON Alternating current Warning - hazardous voltages may be presentPage Emissions EMC ComplianceImmunity e EN61000-4-5 1995 Surge 0.5 kV line to line, 1 kV line to ground Table of Contents Titleviii AUX OUTGetting Started IntroductionBefore You Start Mains Supply VoltageExternally Applied Voltages Controls and Connections Getting StartedFigure 1. Model 271 Front Panel shx0001f.gifControls The Liquid Crystal DisplayFunction Keys FIELD and DIGIT Keys and the Rotary Control Numeric, Units and SET Keys MODE Keys UTILITIES KeysOUTPUT Key RECALL and REMOTEFront Panel Inputs and Outputs EXT TRIGMAIN OUT AUX OUTRear Panel Connectors CLOCK IN/OUTVCA IN SYNC OUTRS232 and GPIB Interface Connectors TRIG/SWEEP OUTUsing the Instrument Plug in and switch on the instrumentStarting up Check the LCD DisplayGenerating Continuous Signals Set a frequency, for example 12.5 kHzFREQ=12.50000kHz VhiZ=+20.0 Vpp 50Ω DC=+0.00mV +0.00mV SYM=50.0% 50.0%Set the amplitude to +10 dBm Have a look at some other waveformsChange the dc offset =80.00000usDC OFFSET CHANGE * * BY OUTPUT LEVEL Effect of the output attenuatorPER =80.00000us VhiZ=+4.00 Vpp 50Ω DC=+1.50 V +151.mV SYM=50.0% 50.0% Adjusting the phase SOURCE=EXT TGEN=1.00ms 1.000kHz BURST COUNT= PHASE=+000 +000SOURCE=EXT TGEN=1.00ms 1.000kHz BURST COUNT= PHASE=+116 +116 Asymmetric waveformsGenerating Swept Signals TRIG/SWEEP OUT signalMODE=BEG-END LAW=LOG RAMP TIME=5.00 s TRIG SRC=CONTINUOUS MORE MODE=BEG-END LAW=LOG RAMP TIME=0.05 s TRIG SRC=CONTINUOUS MOREBEG FRQ=261.6000 Hz END FRQ=1.108700kHz MARK FRQ=523.3000 Hz MORE SOURCE=EXT TGEN=1.00ms 1.000kHz BURST COUNT=0001 PHASE=+000 +000 PHASE=+000 +000Generating a Triggered Burst FREQ=2.000000kHz VhiZ=+20.0 Vpp 50Ω DC=+0.00mV +0.00mVFSK Mode Special WaveformsStaircases FREQ A=800.0000 Hz FREQ B=1.200000kHz SOURCE=TGEN FREEFigure 2. 625-line PAL TV Signal step namestart µs amplitudeVALS=ABS AUTO=YES STEP=01 ACTIVE LENGTH=0256 LEVEL=+000 VALS=ABS AUTO=YES STEP=08 ACTIVE LENGTH=0005 LEVEL=+153Saving and Recalling Settings Arbitrary WaveformsRECALL ARB No SINX/X ENTER TO EXECUTE RECALL ARB No ARB 03 IS EMPTYOther Functions and Waveforms