AEMC AX501 User manual

DC POWER SUPPLY AX501
AX502
AX503
E N G L I S H User Manual
IEC 61010-1
POWER
ON
OFF
AX 501
8.8.8.
VOLTAGE
8.8.8.
CURRENT
100V
CAT I
V A
30V LIMIT
0
COARSEFINE
2.5A
0
IEC 61010-1
POWER
ON
OFF
AX 503
8.8.8. 8.8.8. 8.8.8. 8.8.8.
MASTER
TRACKING
SLAVE
100V
CAT I
100V
CAT I
100V
CAT I
A V A VV
2.5A
30V
3V
5V
2.7V 5.5V
LIMIT 5ALIMIT LIMIT
ON
0
0
COARSEFINE FINE
2.5A
30V
0
0
COARSE
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Statement of Compliance
Chauvin Arnoux®, Inc. d.b.a. AEMC®Instruments
certifies that this instrument has been calibrated
using standards and instruments traceable to
international standards.
We guarantee that at the time of shipping your
instrument has met its published specifications.
An NIST traceable certificate may be
requested at the time of purchase, or obtained
by returning the instrument to our repair and
calibration facility, for a nominal charge.
The recommended calibration interval for this
instrument is 12 months and begins on the date of
receipt by the customer. For recalibration, please
use our calibration services. Refer to our repair
and calibration section at www.aemc.com.
Serial #: ________________________________
Catalog #: 2130.05 / 2130.06 / 2130.07
Model #: AX501 / AX502 / AX503
Please fill in the appropriate date as indicated:
Date Received: _________________________________
Date Calibration Due: _______________________
Chauvin Arnoux®, Inc.
d.b.a AEMC®Instruments
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Table of Contents
1. INTRODUCTION............................................................................... 3
1.1 International Electrical Symbols................................................3
1.2DenitionofMeasurementCategories .....................................4
1.3ReceivingYourShipment..........................................................4
1.4OrderingInformation.................................................................4
1.4.1 Accessories ..................................................................4
2. PRODUCT FEATURES ...................................................................... 5
2.1Description................................................................................5
2.2ControlFeatures .......................................................................6
2.2.1ModelAX501 ................................................................6
2.2.2ModelAX502 ................................................................7
2.2.3ModelAX503 ................................................................8
2.3ControlDescriptions .................................................................9
2.3.1PowerOn/OButton.....................................................9
2.3.2VoltageandCurrentAdjustments .................................9
2.3.3Current“LIMIT”LED .....................................................9
2.3.4“TRACKING”Switch(ModelsAX502andAX503).........10
2.3.5Setting“TRACKING”...................................................10
2.3.6Digital“LED”displays ................................................. 11
2.3.7OutputTerminals.........................................................11
2.3.8GroundTerminal .........................................................11
2.4PowerSupply..........................................................................11
3. SPECIFICATIONS........................................................................... 12
3.1 SpecicationChart..................................................................12
3.2GeneralSpecications............................................................13
3.3SafetySpecications ..............................................................14
4. OPERATION .................................................................................. 15
4.1BeforeUsingtheInstrument...................................................15
4.2OperatingInstructions.............................................................15
4.2.1UsingIndependentOutputs ........................................16
4.2.2Useof2OutputsinParallel(AX502andAX503) .......16
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4.2.3Useof2OutputsinSeries(AX502andAX503) .........17
4.2.4Useof2.7Vto5.5V(5A)PowerSupply(AX503Only) ...18
5. MAINTENANCE ............................................................................. 19
5.1Warning...................................................................................19
5.2FuseReplacement..................................................................19
5.3Cleaning..................................................................................19
5.4Storage ...................................................................................19
RepairandCalibration...........................................................................20
TechnicalandSalesAssistance ............................................................20
Limited Warranty ...................................................................................21
WarrantyRepairs...................................................................................21
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DC Power Supply Models AX501, AX502 and AX503 3
CHAPTER 1
INTRODUCTION
WARNING
Thesesafetywarningsareprovidedtoensurethesafetyofpersonnel
andproperoperationoftheinstrument.
• Readthisusermanualcompletelyandfollowallthesafetyinformation
beforeattemptingtouseorservicethisinstrument.
• Usecautiononanycircuit:Potentiallyhighvoltagesandcurrents
maybepresentandmayposeashockhazard.
• Onlyuseleadswiththeproperrating.Alwaysinspecttheinstrument
andleadpriortouse.Replaceanydefectivepartsimmediately.
• Safetyistheresponsibilityoftheoperator!
• Anydefectiveleadinsulation,insideoroutsideoftheinstrument,or
disconnectionoftheprotectiveearth/groundterminalmaymakethe
instrumentdangerous.
• Theplugshouldonlybeinsertedintoasocketequippedwitha
groundingcontact.Thesafetyconnectionmustnotbebrokenby
useofanextensionleadwithoutprotectiveinsulation.
• Beforeconnectingthepowersupply,makesurethedistributionnet-
workis115VAC±10%.
1.1 International Electrical Symbols
Thissymbolsigniesthattheinstrumentisprotectedbydoubleor
reinforcedinsulation.Useonlyspeciedreplacementpartswhen
servicingtheinstrument.
ThissymbolontheinstrumentindicatesaWARNINGandthat
theoperatormustrefertotheusermanualforinstructionsbefore
operatingtheinstrument.Inthismanual,thesymbolpreceding
instructionsindicatesthatiftheinstructionsarenotfollowed,
bodilyinjury,installation/sampleandproductdamagemayresult.
Riskofelectricshock.Thevoltageatthepartsmarkedwiththis
symbolmaybedangerous.
Earth/Ground
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4 DC Power Supply Models AX501, AX502 and AX503
1.2 Definition of Measurement Categories
CAT II: Formeasurementsperformedoncircuitsdirectlyconnectedto
theelectricaldistributionsystem.Examplesaremeasurements
onhouseholdappliancesorportabletools.
CAT III:Formeasurementsperformedinthebuildinginstallationat
thedistributionlevelsuchasonhardwiredequipmentin xed
installationandcircuitbreakers.
CAT IV: Formeasurementsperformedattheprimaryelectricalsupply
(<1000V)suchasonprimaryovercurrentprotectiondevices,
ripplecontrolunits,ormeters.
1.3 Receiving Your Shipment
Uponreceivingyourshipment,makesurethatthecontentsareconsistent
withthepackinglist.Notifyyourdistributorofanymissingitems.Iftheequip-
mentappearstobedamaged,leaclaimimmediatelywiththecarrierand
notifyyourdistributoratonce,givingadetaileddescriptionofanydamage.
Savethedamagedpackingcontainertosubstantiateyourclaim.
1.4 Ordering Information
DCPowerSupplyModelAX501..........................................Cat. #2130.05
(Single output, 0 to 2.5A; 0 to 30VDC)
DCPowerSupplyModelAX502..........................................Cat. #2130.06
(Dual output, 0 to 2.5A; 0 to 30VDC; 110V, 60Hz, US plug)
DCPowerSupplyModelAX503..........................................Cat. #2130.07
(Triple output, two 0 to 2.5A; 0 to 30VDC; 5A; 2.7 to 5.5VDC;
110V, 60Hz, US plug)
1.4.1 Accessories
LeadSet(2color-codedleads,1groundlead,
2alligatorclipsand2gripprobes)....................................... Cat. #2117.78
Setof5Fuses10A/250V,5x20mmSlowBlow ................... Cat. #2118.83
Order Accessories and Replacement Parts Directly Online
Check our Storefront at www.aemc.com/store for availability
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DC Power Supply Models AX501, AX502 and AX503 5
CHAPTER 2
PRODUCT FEATURES
2.1 Description
Thiscomprehensiverangeoflinearpowersupplieswithdigitaldisplays
isdesignedtomeettherequirementsofeducationalestablishments,
laboratories,productiontestsandmaintenancedepartments.
Itoersahighlevelofoperatingsafetybyguaranteedinsulationofthe
outputsfromthemainswhenusedatanextralowsafetyvoltage,a
comprehensiveprotectionsystemand excellentergonomics.
Thequalityofthesignaldelivered,theprecisionofthedisplayandthe
robustnessofthehousingmakethemtop-levellaboratoryinstruments.
The AX501 oers:
•Singleoutput
•Simultaneousdisplayoftheoutputvoltageandcurrent
•Voltageadjustablefrom0to30Vforavariablecurrentof
0to2.5A(75W)
The AX502 oers:
•Dualoutput
•Simultaneousdisplayoftheoutputvoltageandcurrentforeach
output
•Two0to30V,0to2.5A(150Wmax)outputs;connectedinseries,
parallelorcoupled,(trackingfunction)±30V
The AX503 oers:
•Triplepowersupply
•Simultaneousdisplayoftheoutputvoltageandcurrentforeach
0-30Voutput
•Two0to30V,0to2.5A(150Wmax)outputs;connectedinseries,
parallelorcoupled,(trackingfunction)±30V
•Anadjustable2.7to5.5V,5Axedoutputforsupplyinglogiccir-
cuitsat3Vor5V
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6 DC Power Supply Models AX501, AX502 and AX503
2.2 Control Features
2.2.1 Model AX501
2
4
5
6
7
8
1
9
10
3
Figure 1
1.Voltagedisplay(green)
2.Currentdisplay(red)
3.CurrentlimitLED
4.PowerOn/Obutton
5.Finevoltageadjustmentpotentiometer
6.Outputterminal(+)
7.Outputterminal(-)
8.Coarsevoltageadjustmentpotentiometer
9.Currentlimitadjustmentpotentiometer
10.Groundterminal()
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DC Power Supply Models AX501, AX502 and AX503 7
2.2.2 Model AX502
1
7
6
8
9
10
11
1
3
2
2
3
4
5
6
12
9
10
11
8
Figure 2
1.Currentdisplay(red)
2.CurrentlimitLED
3.Voltagedisplay(green)
4.TrackingfunctionLED
5.TrackingOn/Oswitch
6.Currentlimitadjustmentpotentiometer
7.PowerOn/Obutton
8.Finevoltageadjustmentpotentiometer
9.Outputterminals(+)
10.Outputterminals(-)
11.Coarsevoltageadjustmentpotentiometer
12.Groundterminal()
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8 DC Power Supply Models AX501, AX502 and AX503
2.2.3 Model AX503
10
9
12
1
7
6
8
9
10 11
1 3
2
2 3 4 5
6
1413
9
10 11
8
Figure 3
1.Currentdisplay(red)
2.CurrentlimitLED
3.Voltagedisplay(green)
4.TrackingfunctionLED
5.TrackingOn/Oswitch
6.Currentlimitadjustmentpotentiometer
7.PowerOn/Obutton
8.Finevoltageadjustmentpotentiometer
9.Outputterminals(+)
10.Outputterminals(-)
11.Coarsevoltageadjustmentpotentiometer
12.Voltageadjustmentpotentiometer
13.5AcurrentlimitLED
14.Groundterminal()
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DC Power Supply Models AX501, AX502 and AX503 9
2.3 Control Descriptions
2.3.1 Power On/Off Button
UsedtoturnthepowerONandOFF.
2.3.2 Voltage and Current Adjustments
• Voltage Adjustment:
-Setstheregulatedvoltageoutputbyturningthelargeknob
(COARSEadjustment)totheright(increasesoutput)orleft
(decreasesoutput).
-Setstheregulatedvoltageoutputbyturningthesmallknob
(FINEadjustment)totheright(increasesoutput)orleft
(decreasesoutput).TheFINEadjustmentrangerepresents
approximately10%ofthemainrange.
-Thevalueofthevoltageoutputisdisplayedinrealtimeonthe
greendisplay.
• Current Adjustment:
-Adjustthevalueofthecurrentlimitbyturningtheknobtothe
right(increasesoutput)orleft(decreasesoutput).
-Thecurrentvaluedisplayedisthevalueoftheoutputcurrent
onthereddisplay.
2.3.3 Current “LIMIT” LED
TheAXSeriesPowerSuppliesprovidestheabilitytolimitthecurrent
output.Whenthe“limit”isreached,thepowersupplywillswitchto“current”
regulationtoensurethecurrentoutputand dropsthevoltageregulation.
Setting a Current Limit:
•Shorttheoutputterminals,andadjustthecurrenttothedesired
limit(youmayneedtohavealittlevoltageforthecurrenttoow).
Thevalueofcurrentowwillbedisplayedontheappropriatedis-
play.
•Turnthevoltageoutputoandconnecttothesample.Asthevolt-
ageisincreased,ifthecurrentreachesthesetlimit,the“LIMIT”
LEDwillturnon,andthecurrentwillnolongerincrease.
•Thecurrentlimitmaybeoverriddensimplybyincreasingthecur-
rentoutputmanually.
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10 DC Power Supply Models AX501, AX502 and AX503
2.3.4 “TRACKING” Switch (Models AX502 and AX503)
• “TRACKING” Mode
-Thiscontrolenablestwo“0to30V”sourcestobecontrolledin
series mode.
-Whenthe“TRACKING”buttonisswitchedtoON,itsetsupa
seriesconnectionbetweenthe“–”terminaloftheMASTER
powersupplyandthe“+”terminaloftheSLAVEpowersupply.
Theexternalterminalsareusedtoconnectthepointsinthe
circuittobepowered.
-OnlythevoltagesettingsoftheMASTERmodulecausethe
voltagesoftheMASTERandSLAVEtovaryproportionally.
• “TRACKING” LED
-WhenthisLEDison,the“TRACKING”functionhasbeenacti-
vated.
2.3.5 Setting “TRACKING”
TheSLAVEtracksasa%oftheMASTERoutput.Youneedtosetthis%
beforeturningontheTracking.
Toset-uptheTracking,rstsettheMASTERvoltageoutput,thensetthe
SLAVEoutput%.Tosetthis%,simplyadjusttheSLAVEoutputvoltage.
NOTE:ThinkoftheSLAVEdisplayasa%(10.0=100%,5.0=50%,
20.0=200%).OncetheSLAVE%isset,switchingtheTrackingON
willcausetheSLAVEtotracktheMASTERattheinputted%.
Example:
WewanttheSLAVEtoTracktheMASTER@30%oftheMASTERoutput
voltage,andwewanttoTrackstarting@10.0VoutoftheMASTER.
•MakesuretheTrackingisOFF
•SettheMASTERVoltageto10.0V
•SettheSLAVEto30%(3.0V)
•TurntheTrackingswitchtoON
•TheMASTERwilldisplay10.0VandtheSLAVEwilldisplay3.0V
•AstheMASTERisincreasedordecreased,theSLAVEwilltrack
@30%
•DuringTracking,theSLAVELEDdisplaystheactualSLAVE
outputvoltage
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DC Power Supply Models AX501, AX502 and AX503 11
Intheprevioussetting, iftheMASTERisincreasedto20.0V,theSLAVE
willtrackanddisplay6.0V(30%of20.0V).
IfyouwanttheSLAVEtotracktheMASTER@100%,settheSLAVEto
10.0duringthesetup.
IfyouwanttheSLAVEtotracktheMASTER@200%,settheSLAVEto
20.0duringthesetup(theoutputthoughisstilllimitedto30.0V).
2.3.6 Digital “LED” displays
Aseparatedisplayallowsyoutoviewthevoltageoutput(ingreen)andthe
currentoutput(inred)simultaneouslyforeach30Voutput.
Thedisplaysare3-digitLEDindicatorswitharesolutionof0.1Vand
10mA.
2.3.7 Output Terminals
Thefemaletwo-pin“+”and“–”safetyterminals(Ø4mm)areusedto
connecttheoutputstothepointsofthecircuittobepoweredbymeansof
safetyleadsonly.
2.3.8 Ground Terminal
ThisterminalisdirectlylinkedinternallytothegroundontheACpower
plug.
Itenablesgroundingofthecircuittobepowered,ifnecessary.
Itsmalepolarityand“green/yellow”color-codingwillpreventanyconfusion
intheconnections.
Interruption of the protective ground conductor, inside or out-
side the power supply, is prohibited.
2.4 Power Supply
TheAXSeriesPowerSuppliesarefactoryconguredat115V±10%;
50/60Hz.Consultthefactoryforchangingto220Vsupply.
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12 DC Power Supply Models AX501, AX502 and AX503
CHAPTER 3
SPECIFICATIONS
3.1 Specification Chart
Only the values assigned tolerances or the declared limits constitute guaranteed values.
Values without tolerances are given as indications and the measurement errors must be
considered in the reference temperature conditions, (e.g. 23° C ± 5° C).
4.1. Voltage
AX 501 AX 502 AX 503
Range available 0-30V
2x(0-30V)
or
1x(0-60V)
+TRACKING
2x(0-30V)
or
1x(0-60V)
+TRACKING
+output
2.7 V to 5.5 V
Adjustment coarseandne
bypotentiometers
by
potentiometer
Display greenLEDs none
Resolution 0.1V-
Accuracy ±0.5%ofreading±1digit -
Stability if variation:
mains ± 10%
of the 0 to 2.5 A load
of the 0 to 5 A load
±(0.03%R+2mV)
±(0.02%R5mV)
-
± 4 mV
-
±(0.2%R
+10mV)
Residual ripple in
load < 1 mVrms ± 1 mVrms
Common mode
voltage 60Vpeak
Protection against
short-circuit currentelectroniclimitation
Coupling of outputs -seriesorparallel -
"TRACKING"
(master/slave) - yes -
To avoid signicant drops in voltage during regulation verication measurements, the
contact resistances of the connections must be very low (≤1mΩ).
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DC Power Supply Models AX501, AX502 and AX503 13
4.2. Current
AX 501 AX 502 AX 503
Range available 0-2.5A
2x(0-2.5A)
or
1x(0-5A)
2x(0-2.5A)
or
1x(0-5A)
+output5A
Adjustment bypotentiometer none
Display red LEDs -
Resolution 10mA -
Accuracy ±0.5%ofreading±1digit -
Output current
limitation adjustablefrom0to2.5Alimited to
5A±5%
Residual current < 22.5 mA
Indication of limitation LED
Short-circuit protection currentlimitation
Protection against
overheating yes
3.2 General Specifications
Power Supply:115VAC±10%Consultthefactoryforchangingto220VAC.
Display:Dualdisplay-“VOLTAGE”inGreenand“CURRENT”inRed;
7-segments;0.56"(14.2mm)digitsize.
Operating Temperature Range: 50°to104°F(10°to40°C)
Storage Temperature Range: -4°to158°F(-20°to+70°C)
Temperature Coecient: <0.1xaccuracy/°C
Operating Relative Humidity:<80%RHupto104°F(40°C)
Electrical Field: nil
Magnetic Field: <40A/m
Dimensions (without knobs):
10.63x8.86x4.73"(270x225x120mm)
Weight:AX501:8.8lbs(4kg)
AX502:9.9lbs(4.5kg)
AX503:13.2lbs(6kg)
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14 DC Power Supply Models AX501, AX502 and AX503
3.3 Safety Specifications
IEC1010-1(NFEN61010-1+A2:1995)Class1;PollutionDegree2
Powersupplyoutputs:OvervoltageCat.100V,CATI
Max.OutputVoltage:30.5VDC in normal mode
61.0VDC in series mode
Powersupplyinputs:OvervoltageCAT300V,CATII
SupplyCurrent:115V±10%;50/60Hz
Electromagnetic Compatibility:
EN50081-11992;EN50082-21998
*Specications are subject to change without notice
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DC Power Supply Models AX501, AX502 and AX503 15
CHAPTER 4
OPERATION
4.1 Before Using the Instrument
•Whentherequiredvoltageandcurrentparametervaluesarenot
known,startbyusingthelowestvalues.
•Beforedisconnectingtheleadsofthecircuitundertest,makesure
thatthepowersupplyisturnedo.Thispreventsthecreationof
breakorclosureextra-currentswhichmaymeltthefuseathigh
currents.
•Neverexceedatotaloutputof60Vpeakinrelationtothe
ground.
•Theinstrumentmustbeplacedinaventilatedroom.Donot
obstructtheventilationholes.
•Beforeopeningtheinstrument,disconnectitfromallsourcesof
electriccurrentandfromthemeasuringcircuits;makesurethat
youarenotchargedwithstaticelectricity,whichcouldirreparably
damagetheinstrument’sinternalcomponents.
WARNING: Whentheinstrumentisopen,someoftheinternal
capacitorsmaybedangerous,evenoncetheinstrumenthasbeen
powereddown.
Intheeventoffaultsorabnormalconstraints,turn the instrument
OFFanddonotuseituntilithasbeenchecked.
4.2 Operating Instructions
•Checkthelabelattherearofthepowersupplytomakesurethat
theinstrumentissettotheAClinevoltagecompatiblewithyour
setting.
•ConnecttheACpowercordtothesupply.
•Noconnectionsshouldbemadebefore poweringup.
•
StartupthepowersupplybypushingthePowerOn/ObuttonON.
•ToturnOFFtheinstrument,unplugtheleadsandpushthePower
On/ObuttonOFF.
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16 DC Power Supply Models AX501, AX502 and AX503
4.2.1 Using Independent Outputs
•ConnecttheACpowercordtothesupply.
•Makesurethatthevoltageadjustmentcontrolsandcurrentadjust-
mentcontrolsareturnedtotheleftasfarastheywillgo(minimum
voltageandcurrent).
•Makesurethatthe“TRACKING”switchisintheOFFposition.
•Ifnecessary,connecttheEarth/Groundterminaltothegroundof
thecircuittobepowered(toprovide protection)andthePositive
andNegativeterminalstothepointsofthecircuittobepowered,
usingthetestcables.
•Checkthequalityandpolarityoftheconnectiontothesample.
•PressthePowerOn/ObuttonON.The“LIMIT”LEDshouldbe
OFF.
•Setthevoltagetoberegulated byturningthevoltagecontrols
totheright(increasingvalues).Thevoltagesetpointisthendis-
played.
•Adjustthevalueofthecurrentlimitbyturningthecurrentcontrol
totheright(increasingvalues).Thecurrentvaluedisplayedisthe
valueoftheoutputcurrent.Shorttheoutputwithaleadtoadjust
theoutputcurrent(See§2.3.3).
•Duringuse,whentheoutputcurrentreachesthelimitcurrent
value,thepowersupplyautomaticallyswitchesto“current”reg-
ulationmode,the“LIMIT”LEDturnsONandthevoltageisno
longerregulated.
4.2.2 Use of 2 Outputs in Parallel (AX502 and AX503)
To use 2 outputs in parallel (without “TRACKING”) up to 5A at 30V
max (see Fig. 4):
•Setthe“TRACKING”switchtotheOFFposition.
•Setthe2powersupplies(MASTERandSLAVE)tothesame
outputvoltagevalue.
•Linkthe“+”terminalstogetherandthe“–”terminalstogetherusing
shortleads.
•Connectoneofthetwo“+”terminalsandoneofthetwo“–”termi-
nalstothecircuittobepowered.
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DC Power Supply Models AX501, AX502 and AX503 17
V max: 30V
Current max: 5.0A
ON
Sample
Figure 4
4.2.3 Use of 2 Outputs in Series (AX502 and AX503)
To use 2 outputs in series (without “TRACKING”) up to 60V at 2.5A
max (see Fig. 5):
•Setthe“TRACKING”switchtotheOFFposition.
•Setthe2powersupplies(MASTERandSLAVE)tothesamecurrent
limitationvalue.
•Usealeadtoshortthe“+”terminalofonepowersupplytothe“–”
terminaloftheotherpowersupply.Usethetwo“+”and“–”terminals
thatremainfreetomaketheconnectionwiththecircuittobepowered.
V max: 60V
Current max: 2.5A
ON
Sample
Figure 5
To use 2 outputs in series (with “TRACKING”), symmetrical ±30V
sources at 2.5A max (see Fig. 6):
Procedure:(forserialnumber>105500MAV)
•Insequence(powersupplyathenb),adjustthe "current"potentiometers
todeneidenticallimitcurrents.
•Setthe2Voltagepotentiometersoftheslavetothemaximum(around
30.5V).
•Pressthe"TRACKING"button("ON",LEDlit).Whensetto"ON",a
seriesconnectionbetweenthe"-"terminalofthe"MASTER"power
supplyandthe"+"terminalofthe"SLAVE"powersupplyisset.
•The"MASTER"sourceisontheleft(a);settherequiredinitialvoltage,
adjustittothedesiredvoltage.
•The"SLAVE"sourceisontheright(b).
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18 DC Power Supply Models AX501, AX502 and AX503
•Inthisfunction,onlythevoltagecontrolsofthe"MASTER"source(a)
willbeusedfromnowon.
•Connectthecircuittobepowered(externalterminalsofthe"MASTER"
and"SLAVE"powersupplies).
•Thesymmetrical"SLAVE"source(b)reactstothe"MASTER"source
(a)voltagevariationsbyproportional"tracking"variationsinabsolute
values("TRACKING"function).
NOTE: Fortheuseofsymmetricalvoltages(e.g.±15V),oneofthe
2terminals(MASTER“–”orSLAVE“+”)willbeconnectedtothe
circuittobepowered(“0”point).
Proportional T
racking from 0 - 30V
Current max: 2.5A
ON
SampleN
Figure 6
NOTE:IftheSLAVEsourceistakenoutsideitsoperatinglimits
(voltageorcurrent)bytheMASTERsource,thecorresponding
“LIMIT”LEDlightsup.
4.2.4 Use of the 2.7V to 5.5V (5A) Power Supply (AX503 Only)
•Ifnecessary,connecttheearth/groundterminalto thecircuittobe
powered.
•Connectthe“+”and“–”terminalstothepointsofthecircuittobe
poweredusingtheconnectionleads.
•Settherequiredvoltagebetween2.7Vand5.5Vusingtheadjustment
control.
•For “FINE”adjustment,connecttheseterminalstoamultimeter
(appropriaterange).
•Iftheoutputcurrentreachesthe5Alimitcurrentvalue,the“LIMIT5A”
LEDcomeson,thepowersupplyautomaticallyswitchesto“current”
regulationmodeandthevoltageisnolongerregulated.
NOTE: Thisoutputisdesignedtopowerlogiccircuitsat3or5Vwith
consumptionupto5A.
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