AEMC AX501 User manual
DC POWER SUPPLY AX501
AX502
AX503
ENGLISH User Manual
IEC 61010-1
POWER
ON
OFF
AX 501
8.8.8.
VOLTAGE
8.8.8.
CURRENT
100V
CAT I
VA
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
AV AVV
2.5A
30V
3V
5V
2.7V 5.5V
LIMIT 5ALIMIT LIMIT
ON
0
0
COARSEFINE FINE
2.5A
30V
0
0
COARSE
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
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 .
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: _______________________
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
Table of Contents
1. INTRODUCTION............................................................................... 3
1.1 International Electrical Symbols................................................3
1.2 DenitionofMeasurementCategories .....................................4
1.3 ReceivingYourShipment..........................................................4
1.4 OrderingInformation.................................................................4
1.4.1 Accessories ..................................................................4
2. PRODUCT FEATURES ...................................................................... 5
2.1 Description................................................................................5
2.2 ControlFeatures .......................................................................6
2.2.1 ModelAX501 ................................................................6
2.2.2 ModelAX502 ................................................................7
2.2.3 ModelAX503 ................................................................8
2.3 ControlDescriptions .................................................................9
2.3.1 PowerOn/OButton.....................................................9
2.3.2 VoltageandCurrentAdjustments .................................9
2.3.3 Current“LIMIT”LED .....................................................9
2.3.4 “TRACKING”Switch(ModelsAX502andAX503).........10
2.3.5 Setting“TRACKING”...................................................10
2.3.6 Digital“LED”displays ................................................. 11
2.3.7 OutputTerminals......................................................... 11
2.3.8 GroundTerminal .........................................................11
2.4 PowerSupply.......................................................................... 11
3. SPECIFICATIONS........................................................................... 12
3.1 SpecicationChart..................................................................12
3.2 GeneralSpecications............................................................13
3.3 SafetySpecications ..............................................................14
4. OPERATION .................................................................................. 15
4.1 BeforeUsingtheInstrument ...................................................15
4.2 OperatingInstructions.............................................................15
4.2.1 UsingIndependentOutputs ........................................16
4.2.2 Useof2OutputsinParallel(AX502andAX503) .......16
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
4.2.3 Useof2OutputsinSeries(AX502andAX503) .........17
4.2.4 Useof2.7Vto5.5V(5A)PowerSupply(AX503Only) ...18
5. MAINTENANCE ............................................................................. 19
5.1 Warning...................................................................................19
5.2 FuseReplacement..................................................................19
5.3 Cleaning..................................................................................19
5.4 Storage ...................................................................................19
RepairandCalibration...........................................................................20
TechnicalandSalesAssistance ............................................................20
Limited Warranty ...................................................................................21
WarrantyRepairs...................................................................................21
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
3
CHAPTER 1
INTRODUCTION
WARNING
Thesesafetywarningsareprovidedtoensurethesafetyofpersonnel
andproperoperationoftheinstrument.
• Readthisusermanualcompletelyandfollowallthesafetyinformation
beforeattemptingtouseorservicethisinstrument.
• Use caution on any circuit: Potentially high voltages and currents
maybepresentandmayposeashockhazard.
• Onlyuseleadswiththeproperrating.Alwaysinspecttheinstrument
andleadpriortouse.Replaceanydefectivepartsimmediately.
• Safetyistheresponsibilityoftheoperator!
• Anydefectiveleadinsulation,insideoroutsideoftheinstrument,or
disconnectionoftheprotectiveearth/groundterminalmaymakethe
instrumentdangerous.
• The plug should only be inserted into a socket equipped with a
grounding contact. The safety connection must not be broken by
useofanextensionleadwithoutprotectiveinsulation.
• Beforeconnectingthepowersupply,makesurethedistributionnet-
workis115VAC±10%.
1.1 International Electrical Symbols
Thissymbolsigniesthattheinstrumentisprotectedbydoubleor
reinforcedinsulation.Useonlyspeciedreplacementpartswhen
servicingtheinstrument.
This symbol on the instrument indicates a WARNING and that
theoperatormustrefertotheusermanualforinstructionsbefore
operating the instrument. In this manual, the symbol preceding
instructions indicates that if the instructions are not followed,
bodilyinjury,installation/sampleandproductdamagemayresult.
Riskofelectricshock.Thevoltageatthepartsmarkedwiththis
symbolmaybedangerous.
Earth/Ground
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
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
onhouseholdappliancesorportabletools.
CAT III: For measurements performed in the building installation at
the distribution level such as on hardwired equipment in xed
installationandcircuitbreakers.
CAT IV: For measurements performed at the primary electrical supply
(<1000V) such as on primary overcurrent protection devices,
ripplecontrolunits,ormeters.
1.3 Receiving Your Shipment
Uponreceivingyourshipment,makesurethatthecontentsareconsistent
withthepackinglist.Notifyyourdistributorofanymissingitems.Iftheequip-
mentappearstobedamaged,leaclaimimmediatelywiththecarrierand
notifyyourdistributoratonce,givingadetaileddescriptionofanydamage.
Savethedamagedpackingcontainertosubstantiateyourclaim.
1.4 Ordering Information
DCPowerSupplyModelAX501.......................................... Cat. #2130.05
(Single output, 0 to 2.5A; 0 to 30VDC)
DCPowerSupplyModelAX502.......................................... Cat. #2130.06
(Dual output, 0 to 2.5A; 0 to 30VDC; 110V, 60Hz, US plug)
DCPowerSupplyModelAX503.......................................... 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
LeadSet(2color-codedleads,1groundlead,
2alligatorclipsand2gripprobes)....................................... Cat. #2117.78
Setof5Fuses10A/250V,5x20mmSlowBlow ................... Cat. #2118.83
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
5
CHAPTER 2
PRODUCT FEATURES
2.1 Description
Thiscomprehensiverangeof linear power supplies with digital displays
is designed to meet the requirements of educational establishments,
laboratories,productiontestsandmaintenancedepartments.
Itoersahighlevelofoperating safetyby guaranteed insulation of the
outputs from the mains when used at an extra low safety voltage, a
comprehensiveprotectionsystemandexcellentergonomics.
The quality of the signal delivered, the precision of the display and the
robustnessofthehousingmakethemtop-levellaboratoryinstruments.
The AX501 oers:
• Singleoutput
• Simultaneousdisplayoftheoutputvoltageandcurrent
• Voltageadjustablefrom0to30Vforavariablecurrentof
0to2.5A(75W)
The AX502 oers:
• Dualoutput
• Simultaneousdisplayoftheoutputvoltageandcurrentforeach
output
• Two0to30V,0to2.5A(150Wmax)outputs;connectedinseries,
parallelorcoupled,(trackingfunction)±30V
The AX503 oers:
• Triplepowersupply
• Simultaneousdisplayoftheoutputvoltageandcurrentforeach
0-30Voutput
• Two0to30V,0to2.5A(150Wmax)outputs;connectedinseries,
parallelorcoupled,(trackingfunction)±30V
• Anadjustable2.7to5.5V,5Axedoutputforsupplyinglogiccir-
cuitsat3Vor5V
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
6
DC Power Supply Models AX501, AX502 and AX503
2.2 Control Features
2.2.1 Model AX501
2
4
5678
1
9
10
3
Figure 1
1. Voltagedisplay(green)
2. Currentdisplay(red)
3. CurrentlimitLED
4. PowerOn/Obutton
5. Finevoltageadjustmentpotentiometer
6. Outputterminal(+)
7. Outputterminal(-)
8. Coarsevoltageadjustmentpotentiometer
9. Currentlimitadjustmentpotentiometer
10. Groundterminal()
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
7
2.2.2 Model AX502
1
7
6
8
910 11
1
3
2
2 3
4 5
612
910 11
8
Figure 2
1. Currentdisplay(red)
2. CurrentlimitLED
3. Voltagedisplay(green)
4. TrackingfunctionLED
5. TrackingOn/Oswitch
6. Currentlimitadjustmentpotentiometer
7. PowerOn/Obutton
8. Finevoltageadjustmentpotentiometer
9. Outputterminals(+)
10. Outputterminals(-)
11. Coarsevoltageadjustmentpotentiometer
12. Groundterminal()
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
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. Currentdisplay(red)
2. CurrentlimitLED
3. Voltagedisplay(green)
4. TrackingfunctionLED
5. TrackingOn/Oswitch
6. Currentlimitadjustmentpotentiometer
7. PowerOn/Obutton
8. Finevoltageadjustmentpotentiometer
9. Outputterminals(+)
10. Outputterminals(-)
11. Coarsevoltageadjustmentpotentiometer
12. Voltageadjustmentpotentiometer
13. 5AcurrentlimitLED
14. Groundterminal()
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
9
2.3 Control Descriptions
2.3.1 Power On/Off Button
UsedtoturnthepowerONandOFF.
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
(decreasesoutput).
- 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
approximately10%ofthemainrange.
- Thevalueofthevoltageoutputisdisplayedinrealtimeonthe
greendisplay.
• Current Adjustment:
- Adjustthevalueofthecurrentlimitbyturningtheknobtothe
right(increasesoutput)orleft(decreasesoutput).
- Thecurrentvaluedisplayedisthevalueoftheoutputcurrent
onthereddisplay.
2.3.3 Current “LIMIT” LED
The AX Series Power Supplies provides the ability to limit the current
output.Whenthe“limit”isreached,thepowersupplywillswitchto“current”
regulationtoensurethecurrentoutputanddropsthevoltageregulation.
Setting a Current Limit:
• Shorttheoutputterminals,andadjustthecurrenttothedesired
limit(youmayneedtohavealittlevoltageforthecurrenttoow).
Thevalueofcurrentowwillbedisplayedontheappropriatedis-
play.
• Turnthevoltageoutputoandconnecttothesample.Asthevolt-
ageisincreased,ifthecurrentreachesthesetlimit,the“LIMIT”
LEDwillturnon,andthecurrentwillnolongerincrease.
• Thecurrentlimitmaybeoverriddensimplybyincreasingthecur-
rentoutputmanually.
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
10
DC Power Supply Models AX501, AX502 and AX503
2.3.4 “TRACKING” Switch (Models AX502 and AX503)
• “TRACKING” Mode
- Thiscontrolenablestwo“0to30V”sourcestobecontrolledin
series mode.
- Whenthe“TRACKING”buttonisswitchedtoON,itsetsupa
series connection between the “–” terminal of the MASTER
powersupplyandthe“+”terminaloftheSLAVEpowersupply.
Theexternalterminalsareusedtoconnectthepointsinthe
circuittobepowered.
- OnlythevoltagesettingsoftheMASTERmodulecausethe
voltagesoftheMASTERandSLAVEtovaryproportionally.
• “TRACKING” LED
- WhenthisLEDison,the“TRACKING”functionhasbeenacti-
vated.
2.3.5 Setting “TRACKING”
TheSLAVEtracksasa%oftheMASTERoutput.Youneedtosetthis%
beforeturningontheTracking.
Toset-uptheTracking,rstsettheMASTERvoltageoutput,thensetthe
SLAVEoutput%.Tosetthis%,simplyadjusttheSLAVEoutputvoltage.
NOTE:ThinkoftheSLAVEdisplayasa%(10.0=100%,5.0=50%,
20.0=200%).OncetheSLAVE%isset,switchingtheTrackingON
willcausetheSLAVEtotracktheMASTERattheinputted%.
Example:
WewanttheSLAVEtoTracktheMASTER@30%oftheMASTERoutput
voltage,andwewanttoTrackstarting@10.0VoutoftheMASTER.
• MakesuretheTrackingisOFF
• SettheMASTERVoltageto10.0V
• SettheSLAVEto30%(3.0V)
• TurntheTrackingswitchtoON
• TheMASTERwilldisplay10.0VandtheSLAVEwilldisplay3.0V
• AstheMASTERisincreasedordecreased,theSLAVEwilltrack
@30%
• During Tracking, the SLAVE LED displays the actual SLAVE
outputvoltage
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
11
Intheprevioussetting,iftheMASTERisincreasedto20.0V,theSLAVE
willtrackanddisplay6.0V(30%of20.0V).
IfyouwanttheSLAVEtotracktheMASTER@100%,settheSLAVEto
10.0duringthesetup.
IfyouwanttheSLAVEtotracktheMASTER@200%,settheSLAVEto
20.0duringthesetup(theoutputthoughisstilllimitedto30.0V).
2.3.6 Digital “LED” displays
Aseparatedisplayallowsyoutoviewthevoltageoutput(ingreen)andthe
currentoutput(inred)simultaneouslyforeach30Voutput.
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
connecttheoutputstothepointsofthecircuittobepoweredbymeansof
safetyleadsonly.
2.3.8 Ground Terminal
Thisterminal isdirectlylinkedinternally tothegroundon theACpower
plug.
Itenablesgroundingofthecircuittobepowered,ifnecessary.
Itsmalepolarityand“green/yellow”color-codingwillpreventanyconfusion
intheconnections.
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 congured at 115V ±10%;
50/60Hz.Consultthefactoryforchangingto220Vsupply.
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
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
2x(0-30V)
or
1x(0-60V)
+TRACKING
2x(0-30V)
or
1x(0-60V)
+TRACKING
+output
2.7 V to 5.5 V
Adjustment coarseandne
bypotentiometers
by
potentiometer
Display greenLEDs none
Resolution 0.1V -
Accuracy ±0.5%ofreading±1digit -
Stability if variation:
mains ± 10%
of the 0 to 2.5 A load
of the 0 to 5 A load
±(0.03%R+2mV)
±(0.02%R5mV)
-
± 4 mV
-
±(0.2%R
+10mV)
Residual ripple in
load < 1 mVrms ± 1 mVrms
Common mode
voltage 60Vpeak
Protection against
short-circuit currentelectroniclimitation
Coupling of outputs -seriesorparallel -
"TRACKING"
(master/slave) - yes -
To avoid signicant drops in voltage during regulation verication measurements, the
contact resistances of the connections must be very low (≤1mΩ).
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
13
4.2. Current
AX 501 AX 502 AX 503
Range available 0-2.5A
2x(0-2.5A)
or
1x(0-5A)
2x(0-2.5A)
or
1x(0-5A)
+output5A
Adjustment bypotentiometer none
Display red LEDs -
Resolution 10mA -
Accuracy ±0.5%ofreading±1digit -
Output current
limitation adjustablefrom0to2.5A limited to
5A±5%
Residual current < 22.5 mA
Indication of limitation LED
Short-circuit protection currentlimitation
Protection against
overheating yes
3.2 General Specifications
Power Supply:115VAC±10%Consultthefactoryforchangingto220VAC.
Display:Dualdisplay-“VOLTAGE”inGreenand“CURRENT”inRed;
7-segments;0.56"(14.2mm)digitsize.
Operating Temperature Range: 50°to104°F(10°to40°C)
Storage Temperature Range: -4°to158°F(-20°to+70°C)
Temperature Coecient: <0.1xaccuracy/°C
Operating Relative Humidity:<80%RHupto104°F(40°C)
Electrical Field: nil
Magnetic Field: <40A/m
Dimensions (without knobs):
10.63x8.86x4.73"(270x225x120mm)
Weight:AX501:8.8lbs(4kg)
AX502:9.9lbs(4.5kg)
AX503:13.2lbs(6kg)
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
14
DC Power Supply Models AX501, AX502 and AX503
3.3 Safety Specifications
IEC1010-1(NFEN61010-1+A2:1995)Class1;PollutionDegree2
Powersupplyoutputs:OvervoltageCat.100V,CATI
Max.OutputVoltage:30.5VDC in normal mode
61.0VDC in series mode
Powersupplyinputs: OvervoltageCAT300V,CATII
SupplyCurrent:115V±10%;50/60Hz
Electromagnetic Compatibility:
EN50081-11992;EN50082-21998
*Specications are subject to change without notice
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
DC Power Supply Models AX501, AX502 and AX503
15
CHAPTER 4
OPERATION
4.1 Before Using the Instrument
• Whentherequiredvoltageandcurrentparametervaluesarenot
known,startbyusingthelowestvalues.
• Beforedisconnectingtheleadsofthecircuitundertest,makesure
thatthepowersupplyisturnedo.Thispreventsthecreationof
breakorclosureextra-currentswhichmaymeltthefuseathigh
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
obstructtheventilationholes.
• Beforeopeningtheinstrument,disconnectitfromallsourcesof
electriccurrentandfromthemeasuringcircuits;makesurethat
youarenotchargedwithstaticelectricity,whichcouldirreparably
damagetheinstrument’sinternalcomponents.
WARNING: When the instrument is open, some of the internal
capacitorsmaybedangerous,evenoncetheinstrumenthasbeen
powereddown.
Intheeventoffaultsorabnormalconstraints,turn the instrument
OFFanddonotuseituntilithasbeenchecked.
4.2 Operating Instructions
• Checkthelabelattherearofthepowersupplytomakesurethat
theinstrumentissettotheAClinevoltagecompatiblewithyour
setting.
• ConnecttheACpowercordtothesupply.
• Noconnectionsshouldbemadebeforepoweringup.
•
StartupthepowersupplybypushingthePowerOn/ObuttonON.
• ToturnOFFtheinstrument,unplugtheleadsandpushthePower
On/ObuttonOFF.
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
16
DC Power Supply Models AX501, AX502 and AX503
4.2.1 Using Independent Outputs
• ConnecttheACpowercordtothesupply.
• Makesurethatthevoltageadjustmentcontrolsandcurrentadjust-
mentcontrolsareturnedtotheleftasfarastheywillgo(minimum
voltageandcurrent).
• Makesurethatthe“TRACKING”switchisintheOFFposition.
• Ifnecessary,connecttheEarth/Groundterminaltothegroundof
thecircuittobepowered(toprovideprotection)andthePositive
andNegativeterminalstothepointsofthecircuittobepowered,
usingthetestcables.
• Checkthequalityandpolarityoftheconnectiontothesample.
• PressthePowerOn/ObuttonON.The“LIMIT”LEDshouldbe
OFF.
• Set the voltage to be regulated by turning the voltage controls
totheright(increasingvalues).Thevoltagesetpointisthendis-
played.
• Adjustthevalueofthecurrentlimitbyturningthecurrentcontrol
totheright(increasingvalues).Thecurrentvaluedisplayedisthe
valueoftheoutputcurrent.Shorttheoutputwithaleadtoadjust
theoutputcurrent(See§2.3.3).
• During use, when the output current reaches the limit current
value,thepower supply automatically switches to “current”reg-
ulation mode, the “LIMIT” LED turns ON and the voltage is no
longerregulated.
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):
• Setthe“TRACKING”switchtotheOFFposition.
• Set the 2 power supplies (MASTER and SLAVE) to the same
outputvoltagevalue.
• Linkthe“+”terminalstogetherandthe“–”terminalstogetherusing
shortleads.
• Connectoneofthetwo“+”terminalsandoneofthetwo“–”termi-
nalstothecircuittobepowered.
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
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):
• Setthe“TRACKING”switchtotheOFFposition.
• Setthe2powersupplies(MASTERandSLAVE)tothesamecurrent
limitationvalue.
• Use a lead to short the “+” terminal of one power supply to the “–”
terminaloftheotherpowersupply.Usethetwo“+”and“–”terminals
thatremainfreetomaketheconnectionwiththecircuittobepowered.
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:(forserialnumber>105500MAV)
• Insequence(powersupplyathenb),adjustthe"current"potentiometers
todeneidenticallimitcurrents.
• Setthe2Voltagepotentiometersoftheslavetothemaximum(around
30.5V).
• Pressthe"TRACKING"button("ON",LEDlit).Whensetto"ON",a
seriesconnectionbetweenthe"-"terminalofthe"MASTER"power
supplyandthe"+"terminalofthe"SLAVE"powersupplyisset.
• The"MASTER"sourceisontheleft(a);settherequiredinitialvoltage,
adjustittothedesiredvoltage.
• The"SLAVE"sourceisontheright(b).
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
18
DC Power Supply Models AX501, AX502 and AX503
• Inthisfunction,onlythevoltagecontrolsofthe"MASTER"source(a)
willbeusedfromnowon.
• Connectthecircuittobepowered(externalterminalsofthe"MASTER"
and"SLAVE"powersupplies).
• Thesymmetrical"SLAVE"source(b)reactstothe"MASTER"source
(a)voltagevariationsbyproportional"tracking"variationsinabsolute
values("TRACKING"function).
NOTE: Fortheuseofsymmetricalvoltages(e.g.±15V),oneofthe
2terminals(MASTER “–” or SLAVE “+”) will be connected tothe
circuittobepowered(“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”LEDlightsup.
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
poweredusingtheconnectionleads.
• Settherequiredvoltagebetween2.7Vand5.5Vusingtheadjustment
control.
• For “FINE” adjustment, connect these terminals to a multimeter
(appropriaterange).
• Iftheoutputcurrentreachesthe5Alimitcurrentvalue,the“LIMIT5A”
LEDcomeson,thepowersupplyautomaticallyswitchesto“current”
regulationmodeandthevoltageisnolongerregulated.
NOTE: Thisoutputisdesignedtopowerlogiccircuitsat3or5Vwith
consumptionupto5A.
www.ShopAEMC.com
Shop for AEMC products online at: 1.888.610.7664
Other manuals for AX501
2
This manual suits for next models
2
Table of contents
Other AEMC Power Supply manuals
