AEDL-1840-SB2C0 概述
Linear Position Encoder, Single, 2 Channels
AEDL-1840-SB2C0 数据手册
通过下载AEDL-1840-SB2C0数据手册来全面了解它。这个PDF文档包含了所有必要的细节,如产品概述、功能特性、引脚定义、引脚排列图等信息。
PDF下载AEDL Series Optical Linear Incremental Encoder
Data Sheet
Description
Typical applications:
Theꢀ AEDLꢀ Seriesꢀ linearꢀ encodersꢀ useꢀ highꢀ technologyꢀ
transmissiveꢀopticalꢀencodingꢀtechniqueꢀtoꢀdetectꢀlinearꢀ
motion.ꢀ Thereꢀ isꢀ noꢀ mechanicalꢀ contactꢀ betweenꢀ theꢀ
scanningꢀheadꢀandꢀtheꢀlinearꢀscale,ꢀthusꢀeliminatingꢀer-
rorꢀdueꢀtoꢀfrictionꢀandꢀalignmentꢀerrors.ꢀ
•ꢀ XYꢀtableꢀpositioning
•ꢀ highꢀprecisionꢀmachines
•ꢀ industrialꢀplotter
•ꢀ high-accuracyꢀmeasurements
•ꢀ linearꢀmotors
Theꢀencoderꢀconsistsꢀofꢀaꢀprecisionꢀlinearꢀglassꢀscaleꢀandꢀ
aꢀscanningꢀhead,ꢀwhichꢀtranslateꢀtheꢀlinearꢀpositionꢀintoꢀ
analogꢀandꢀdigitalꢀelectricalꢀsignals.ꢀTheꢀencoderꢀcanꢀbeꢀ
easilyꢀalignedꢀandꢀinstalledꢀusingꢀtheꢀprovidedꢀspacer-
clipꢀ andꢀ theꢀ self-adhesiveꢀ mountingꢀ feature.ꢀ Usingꢀ
AvagoꢀTechnologies’ꢀQuickꢀStick™ꢀmethod,ꢀtheꢀencoderꢀ
profileꢀcanꢀbeꢀeasilyꢀadjustedꢀwhileꢀtheꢀsystemꢀisꢀalignedꢀ
toꢀtheꢀmachineꢀsystem.ꢀTheꢀQuickꢀStick™ꢀmethodꢀpro-
videsꢀ spacingꢀ foamꢀ thatꢀ preventsꢀ theꢀ encoderꢀ profileꢀ
fromꢀstickingꢀtoꢀtheꢀmachineꢀbaseꢀuntilꢀtheꢀalignmentꢀ
hasꢀbeenꢀperformed.ꢀAꢀpairꢀofꢀL-pinsꢀ(settingꢀpins)ꢀen-
sureꢀthatꢀtheꢀscanningꢀheadꢀisꢀfixedꢀatꢀaꢀnominalꢀposi-
tionꢀwhileꢀtheꢀlinearꢀencoderꢀisꢀalignedꢀandꢀmountedꢀtoꢀ
theꢀmachineꢀsystem.ꢀ
•ꢀ robotics
•ꢀ electronicsꢀassemblyꢀandꢀinspection
Features
•ꢀ Insensitiveꢀtoꢀdirt/contamination
•ꢀ Largeꢀmountingꢀtolerance
•ꢀ Analogꢀorꢀdigitalꢀoutputꢀsignals
•ꢀ Self-adhesiveꢀmountingꢀprofile
•ꢀ Simpleꢀandꢀeasyꢀassemblyꢀ
•ꢀ 5ꢀ–ꢀ2200ꢀmmꢀmeasuringꢀlength
•ꢀ Traversingꢀspeedꢀofꢀupꢀtoꢀ16ꢀm/s
Withꢀstateꢀofꢀtheꢀartꢀtechnologies,ꢀAvagoꢀTechnologies’ꢀ
linearꢀ encodersꢀ provideꢀ anꢀ idealꢀ feedbackꢀ controlꢀ toꢀ
highꢀprecisionꢀmotionꢀsystems.ꢀTheꢀlinearꢀencodersꢀareꢀ
availableꢀinꢀtwoꢀcolors,ꢀsilverꢀorꢀblackꢀanodized.ꢀ
*
*
•ꢀ 0.05ꢀµm ,ꢀ0.1ꢀµm ,ꢀ0.5ꢀµm,ꢀ1ꢀµm,ꢀ5ꢀµmꢀandꢀ10ꢀµmꢀ
resolutionsꢀ
•ꢀ 40ꢀµmꢀgratingꢀperiodꢀ(pitch)ꢀ
•ꢀ ꢀ3ꢀµmꢀorꢀ ꢀ5ꢀµmꢀ(perꢀmeter)ꢀaccuracyꢀclass
•ꢀ 0ꢀ°Cꢀtoꢀ+55ꢀ°Cꢀtemperatureꢀrangeꢀ
•ꢀ Singleꢀ5Vꢀsupply
Applications
TheꢀAEDLꢀSeriesꢀlinearꢀencoderꢀprovidesꢀlinearꢀmotionꢀ
detection,ꢀdeliveringꢀanꢀaccurateꢀandꢀinsensitiveꢀclosed-
loopꢀcontrolꢀsolution.
•ꢀ Upꢀtoꢀ3ꢀmꢀcableꢀlengthꢀꢀ
Note:ꢀ Avagoꢀ Technologiesꢀ encodersꢀ areꢀ notꢀ recom-
mendedꢀ forꢀ useꢀ inꢀ safetyꢀ criticalꢀ applications,ꢀ e.g.ꢀ lifeꢀ
supportꢀ systemsꢀ andꢀ criticalꢀ careꢀ medicalꢀ equipment.ꢀ
Pleaseꢀcontactꢀsalesꢀrepresentativeꢀifꢀmoreꢀclarificationꢀ
isꢀneeded.
ESD WARNING: NORMAL HANDLING PRECAUTIONS SHOULD BE TAKEN TO AVOID STATIC DISCHARGE.
Theory of Operation
Definitions
AvagoꢀTechnologiesꢀ utilizesꢀ anꢀ ultraꢀ collimatedꢀ LEDꢀ asꢀ Resolution:ꢀSmallestꢀmovementꢀdetectableꢀbyꢀtheꢀen-
theꢀ lightꢀ sourceꢀ forꢀ theꢀ AEDLꢀ linearꢀ encoders,ꢀ whereꢀ coder.ꢀItꢀisꢀnormallyꢀexpressedꢀinꢀunitsꢀofꢀdistanceꢀ(e.g.ꢀ
veryꢀ highꢀ modulationꢀ canꢀ beꢀ achieved.ꢀ Aꢀ 22-elementꢀ 0.5ꢀµmꢀorꢀ100nm).ꢀ
photodiodeꢀ arrayꢀ inꢀ theꢀ scanningꢀ headꢀ detectsꢀ theꢀ
Accuracy:ꢀ Aꢀ measureꢀ ofꢀ howꢀ closeꢀ theꢀ outputꢀ isꢀ toꢀ
modulatedꢀ light.ꢀ Aꢀ highꢀ technologyꢀ signal-condition-
whereꢀitꢀshouldꢀbe.ꢀItꢀisꢀusuallyꢀexpressedꢀinꢀunitsꢀofꢀdis-
ingꢀ ICꢀ isꢀ integratedꢀ insideꢀ theꢀ scanningꢀ head.ꢀ Theꢀ ICꢀ
tanceꢀoverꢀtheꢀscaleꢀlengthꢀ(e.g.ꢀ+/-ꢀ3µmꢀperꢀmeter)ꢀorꢀaꢀ
performsꢀ realꢀ timeꢀ phase,ꢀ amplitudeꢀ andꢀ offsetꢀ signalꢀ
percentꢀofꢀnominalꢀresolution.ꢀ
monitoring,ꢀ whichꢀ willꢀ correctꢀ anyꢀ deviationꢀ fromꢀ theꢀ
expectedꢀmathematicalꢀsignalꢀthatꢀisꢀcausedꢀbyꢀenviron- Interpolation:ꢀ Anꢀ electronicꢀ techniqueꢀ forꢀ increasingꢀ
mentalꢀinfluence.ꢀConsequently,ꢀaꢀhighꢀpurityꢀsinusoidalꢀ theꢀresolutionꢀfromꢀtheꢀopticalꢀcyclesꢀonꢀtheꢀlinearꢀscaleꢀ
signalꢀ isꢀ availableꢀ forꢀ interpolationꢀ process,ꢀ whichꢀ isꢀ toꢀaꢀhigherꢀnumberꢀofꢀquadratureꢀsquareꢀwavesꢀperꢀunitꢀ
performedꢀinꢀtheꢀsameꢀIC.ꢀAꢀworld-classꢀhighꢀprecisionꢀ length.ꢀTheseꢀsquareꢀwavesꢀcanꢀthenꢀbeꢀfurtherꢀquadra-
measurementꢀsystemꢀisꢀthusꢀachievedꢀthroughꢀAgilent’sꢀ tureꢀdecoded.ꢀꢀ
linearꢀencoders.
Quadrature:ꢀThisꢀtermꢀrefersꢀtoꢀtheꢀ90-electrical-degreeꢀ
Outputꢀ incrementalꢀ signalꢀ canꢀ beꢀ specifiedꢀ asꢀ eitherꢀ (1/4ꢀofꢀaꢀcycle)ꢀphaseꢀrelationshipꢀbetweenꢀtheꢀAꢀandꢀBꢀ
digitalꢀ(RS422)ꢀorꢀ1ꢀVppꢀanalogꢀsinusoidalꢀwhenꢀorder- channelsꢀofꢀincrementalꢀencoderꢀoutput.ꢀ
ing.ꢀSignalsꢀofꢀChannelꢀAꢀandꢀChannelꢀBꢀareꢀ90°eꢀphase-
Quadrature Decode:ꢀAlsoꢀknownꢀasꢀ4XꢀDecode,ꢀitꢀrefersꢀ
shifted.ꢀIndexꢀmarksꢀareꢀperiodicallyꢀspacedꢀatꢀaꢀdistanceꢀ
toꢀ theꢀ commonꢀ practiceꢀ ofꢀ countingꢀ allꢀ 4ꢀ quadratureꢀ
ofꢀ50ꢀmm,ꢀorꢀdistanceꢀcodedꢀatꢀ500ꢀxꢀpitchꢀsize*.ꢀFaultꢀ
statesꢀ(orꢀsquareꢀwaveꢀtransitions)ꢀperꢀcycleꢀofꢀquadra-
detectionꢀ signalꢀ isꢀ activatedꢀ whenꢀ improperꢀ opera-
tureꢀ squareꢀ waves.ꢀThus,ꢀ aꢀ linearꢀ encoderꢀ withꢀ aꢀ cycleꢀ
tionꢀoccurs,ꢀsuchꢀasꢀpowerꢀcutoff,ꢀlossꢀofꢀlightꢀsourceꢀorꢀ
widthꢀofꢀ40µm,ꢀforꢀexample,ꢀhasꢀaꢀresolutionꢀofꢀ10ꢀµm.
heavyꢀ contamination.ꢀ Thisꢀ signalꢀ canꢀ beꢀ usedꢀ toꢀ shutꢀ
downꢀmachineꢀoperationꢀsafely,ꢀwhenꢀaꢀfailureꢀoccurs.ꢀ
Pitch:ꢀAlsoꢀknownꢀasꢀgratingꢀorꢀopticalꢀperiod,ꢀitꢀrefersꢀ
toꢀtheꢀdistanceꢀforꢀaꢀsingleꢀwindow-barꢀpairꢀonꢀtheꢀlin-
earꢀscale.
Measurement Length (ML):ꢀTheꢀeffectiveꢀmeasurementꢀ
lengthꢀthatꢀtheꢀencoderꢀsystemꢀcanꢀbeꢀusedꢀfor.ꢀ
Index Signal:ꢀAꢀonce-per-scaleꢀoutputꢀorꢀmultipleꢀout-
putsꢀatꢀcertainꢀfixedꢀlocations.ꢀItꢀisꢀusedꢀtoꢀestablishꢀaꢀ
referenceꢀ toꢀ aꢀ knownꢀ homeꢀ orꢀ startingꢀ position.ꢀ Alsoꢀ
knownꢀasꢀreferenceꢀmark,ꢀhome,ꢀorꢀZ.
*ꢀNote:ꢀ0.05ꢀµmꢀandꢀ0.1ꢀµmꢀareꢀfutureꢀoptions,ꢀwhichꢀareꢀnotꢀyetꢀavail-
able.ꢀTheꢀresolutionsꢀstatedꢀareꢀafterꢀinterpolationꢀandꢀusers’ꢀquadratureꢀ
decoding.ꢀDistance-codedꢀversionꢀwillꢀbeꢀavailableꢀasꢀaꢀfutureꢀoption.
ꢀ
Outline Drawing
Description
A
B
C
D
E
Startꢀofꢀmeasuringꢀlength
Distanceꢀbetweenꢀtheꢀmountingꢀscrewꢀholes
Cableꢀdiameter
Overallꢀlengthꢀofꢀmeasuringꢀsystemꢀ(MLꢀ+ꢀ34ꢀmm)
MountingꢀsurfaceꢀwithꢀhighꢀstrengthꢀadhesiveꢀtapeꢀtypeꢀTESAꢀ4965ꢀ
Outputꢀsignalꢀ(RS422Aꢀdigitalꢀorꢀanalogꢀ1ꢀVpp)
F
Initialꢀpositionꢀofꢀscanningꢀheadꢀwhenꢀreadyꢀforꢀinstallationꢀ(availableꢀonꢀtheꢀoppositeꢀsideꢀuponꢀ
request)
G
H
Mountingꢀsurfaceꢀtoꢀmachineꢀparts
Tape Mounting Version
F
G
H
A
B
C
D
E
3
Connector Pin Configuration
Fourꢀoptionsꢀofꢀconnectorꢀtypesꢀareꢀavailable,ꢀnamelyꢀtheꢀ12-pinꢀheavy-dutyꢀindustrial,ꢀ15-pinꢀD-Sub,ꢀ9-pinꢀD-Subꢀ
orꢀstrandꢀwireꢀoptions.ꢀTableꢀ1ꢀshowsꢀtheꢀpinsꢀconfigurationꢀandꢀcableꢀcolorꢀforꢀtheꢀrespectiveꢀconnectorꢀtypes.ꢀ
Thereꢀareꢀalsoꢀoptionsꢀofꢀeitherꢀleftꢀorꢀrightꢀcableꢀexitꢀforꢀtheꢀcable.
12-pin Round Connector
PIN
1
Analog (1 VPP
)
Digital RS 422
ChannelꢀBꢀnegative,ꢀZ2-
Powerꢀsupply,ꢀ+5V
Indexꢀpositive,ꢀZ0+
Indexꢀnegative,ꢀZ0-
ChannelꢀAꢀpositive,ꢀZ1+
ChannelꢀAꢀnegative,ꢀZ1-
Error,ꢀactiveꢀlow
ChannelꢀBꢀpositive,ꢀZ2+
Error,ꢀactiveꢀhigh
0V
Cable color
Pink
Cosineꢀnegative,ꢀU2-
Powerꢀsupply,ꢀ+5V
IndexꢀPositive,ꢀU0+
Indexꢀnegative,ꢀU0-
Sineꢀpositive,ꢀU1+
Sineꢀnegative,ꢀU1-
NC
2
White/Green
Red
3
4
Black
5
Brown
Green
Purple
Grey
6
7
8
Cosineꢀpositive,ꢀU2+
NCꢀ
9
Yellow
Brown/Green
ꢀ-
10
11
12
Shell
0V
0V
0V
+5V
+5V
ꢀ-
Shield
Shield
ꢀ-ꢀ
15-pin D-Sub Connector (male)
PIN
1
Analog (1 VPP
)
Digital RS 422
NC
Cable color
ꢀ-
NC
NC
NC
2
NC
ꢀ-
3
Errorꢀ,ꢀactiveꢀlow
Indexꢀnegative,ꢀZ0-
ChannelꢀBꢀnegative,ꢀZ2-
ChannelꢀAꢀnegative,ꢀZ1-
NC
Purple
Black
Pink
4
Indexꢀnegative,ꢀU0-
5
Cosineꢀnegative,ꢀU2-
6
Sineꢀnegative,ꢀU1-
Green
ꢀ-
7
NC
8
Powerꢀsupply,ꢀ+5V
Powerꢀsupply,ꢀ+5V
0V
White/Green
Brown/Green
White
Yellow
Red
9
0V
10
11
12
13
14
15
Shell
NC
Switch
NC
Error,ꢀactiveꢀhigh
Indexꢀpositive,ꢀZ0+
ChannelꢀBꢀpositive,ꢀZ2+
ChannelꢀAꢀpositive,ꢀZ1+
NC
IndexꢀPositive,ꢀU0+
Cosineꢀpositive,ꢀU2+
Sineꢀpositive,ꢀU1+
NC
Grey
Brown
Blue
Shield
Shield
ꢀ-ꢀ
ꢁ
9-pin D-Sub Connector (male)
PIN
Option analog (1 VPP
)
Option digital RS 422
ChannelꢀAꢀnegative,ꢀZ1-
0V
Cable color
Green
1
Sineꢀnegative,ꢀU1-
0V
2
Brown/Green
Pink
3
Cosineꢀnegative,ꢀU2-
NCꢀ
ChannelꢀBꢀnegative,ꢀZ2-
Errorꢀ,ꢀactiveꢀlow
Indexꢀnegative,ꢀZ0-
ChannelꢀAꢀpositive,ꢀZ1+
Powerꢀsupply,ꢀ+5V
ChannelꢀBꢀpositive,ꢀZ2+
Indexꢀpositive,ꢀZ0+
Shield
4
Purple
Black
5
Indexꢀnegative,ꢀU0-
Sineꢀpositive,ꢀU1+
Powerꢀsupply,ꢀ+5V
Cosineꢀpositive,ꢀU2+
IndexꢀPositive,ꢀU0+
Shield
6
Brown
White/Green
Grey
7
8
9
Red
Shell
ꢀ-ꢀ
Strand Wire Option
Cable color
White/Green
Brown/Green
Red
Analog (1 VPP
)
Digital RS 422
Powerꢀsupply,ꢀ+5V
0V
Powerꢀsupply,ꢀ+5V
0V
IndexꢀPositive,ꢀU0+
Indexꢀnegative,ꢀU0-
Sineꢀpositive,ꢀU1+
Sineꢀnegative,ꢀU1-
Cosineꢀpositive,ꢀU2+
Cosineꢀnegative,ꢀU2-
NC
Indexꢀpositive,ꢀZ0+
Indexꢀnegative,ꢀZ0-
Black
Brown
ChannelꢀAꢀpositive,ꢀZ1+
ChannelꢀAꢀnegative,ꢀZ1-
ChannelꢀBꢀpositive,ꢀZ2+
ChannelꢀBꢀnegative,ꢀZ2-
Error,ꢀactiveꢀlow
Error,ꢀactiveꢀhigh
NC
Green
Grey
Pink
Purple
Yellow
NCꢀ
White
NC
Blue
NC
NC
5
Absolute Maximum Ratings
Storageꢀtemperature,ꢀTS
Operatingꢀtemperature,ꢀTA
Supplyꢀvoltage,ꢀVCC
-20ꢀ°Cꢀtoꢀ+ꢀ70ꢀ°C
0ꢀ°Cꢀtoꢀ+ꢀ55ꢀ°C
4.5ꢀVꢀtoꢀ5.5V
Digitalꢀoutputꢀvoltage,ꢀVO
-0.3VꢀtoꢀVccꢀ+0.3V
Recommended Operating Conditions
Storageꢀtemperature,ꢀTS
-20ꢀ°Cꢀtoꢀ+ꢀ70ꢀ°C
Operatingꢀtemperature,ꢀTA
Supplyꢀvoltage,ꢀVCC
0ꢀ°Cꢀtoꢀ+ꢀ55ꢀ°C
5ꢀVꢀ ꢀ10ꢀ%
Analogꢀoutputꢀvoltage,ꢀVO
Digitalꢀoutputꢀvoltage,ꢀVO
Outputꢀcurrentꢀperꢀchannel,ꢀIOUT
1ꢀVꢀ ꢀ0.2Vꢀatꢀ120ꢀWꢀload
5ꢀVꢀ ꢀ10ꢀ%ꢀ(RS422ꢀcompatible)
15ꢀmA,ꢀshortꢀcircuitꢀproofꢀ(analog)
40ꢀmA,ꢀshortꢀcircuitꢀproofꢀ(digital)
Mechanical Data
Crossꢀsectionꢀ(scanningꢀhead)
Massꢀ(scanningꢀheadꢀwithoutꢀcable)
Massꢀ(overallꢀsystem)
31.ꢀXꢀ20.2ꢀmmꢀ(heightꢀXꢀwidth)
15ꢀg
Massꢀofꢀscanningꢀheadꢀ+ꢀ38ꢀg/m
3.0ꢀm/sꢀ
Maximumꢀspeedꢀ(0.5ꢀꢀmmꢀresolution)
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ(1.0ꢀꢀmmꢀresolution)
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ(5.0ꢀandꢀ10ꢀmmꢀresolutions)
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ(1Vppꢀanalogꢀoutput)
Measuringꢀscaleꢀmaterial
8.0ꢀm/sꢀ
16.0ꢀm/s
16.0ꢀm/s
Precisionꢀfloatꢀglass
7.8ꢀXꢀ10-6ꢀK-1
Thermalꢀexpansionꢀcoefficientꢀ(Glassꢀscale)ꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ(Scaleꢀwithꢀprofile)
Extrusionꢀprofileꢀmaterial
13.1ꢀXꢀ10-6ꢀK-1
TemperedꢀprecisionꢀAluminum,ꢀanodized
UltraꢀcollimatedꢀLED
22-elementꢀphotodetectorsꢀarray
Lightꢀsource
Detectorꢀ
Electrical Data
Maximumꢀanalogꢀsignalꢀfrequencyꢀ(-3ꢀdB)
400ꢀkHz
200ꢀmAꢀ
Maximumꢀpowerꢀconsumptionꢀwithꢀloadꢀ(digitalꢀoutput)ꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ(analogꢀoutput)ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ 100ꢀmA
ꢂ
Output Characteristics
Analog Output Signals (Sine U , Cosine U and Index U )
1
2
0
U 1
U ꢀ
S U
S A
0
0
0
S L
φ1
φꢀ
C U
C A
C L
R F
R B
U0
R A
0˚
135˚
3ꢂ0˚
Signal period 3ꢂ0˚e
Figure 1. Output waveforms for analog output signals. Shown signals are measured in difference mode
Analog Signals
Sine U1, Cosine U2
Peak-peakꢀamplitudeꢀ(SA,ꢀCA)
Offsetꢀꢀ|SU-SL|/(2*SA)ꢀorꢀ|CU-CL|/(2*CA)ꢀꢀꢀꢀ
RatioꢀSAꢀ/CA
1.0ꢀ ꢀ0.2ꢀV
≤ꢀ0.05
1.0ꢀ ꢀ0.1
90°ꢀ ꢀ10°ꢀe
Phaseꢀ|f1+f2|/2
Index Channel U0
SignalꢀamplitudeꢀRA
1.0ꢀ+1.6ꢀV
ꢀꢀꢀꢀꢀꢀꢀ-ꢀ0.6
Indexꢀsignalꢀzero-crossoverꢀwidthꢀRB,ꢀRF
180°ꢀ ꢀ90°e
7
Digital Output Signal for Options N & P (Ch. A, Ch. B and Index)
One cycle
Z
1+
A
0
φ
: Phase-shift
φ
Z
ꢀ+
B
0
Z
0+
Index
0
R L
0˚
3ꢂ0˚
Figure 2. Digital output signals, with a quadrature phase-shift between Ch. A and Ch. B. The index pulse, which is active for 90° e, is
gated with the incremental signals.
Digital Incremental Signals, RS422 compatible
Channel A & B
Phase-shiftꢀ
90°ꢀe
Rise/Fallꢀtime
≤ꢀ40ꢀns
Index Channel
Indexꢀpulseꢀwidth,ꢀRL
Rise/Fallꢀtime
90°ꢀe
≤ꢀ40ꢀns
ꢃ
Interpolated Digital Output Signal (Ch. A, Ch. B, Index and Error)
0˚ 3ꢂ0˚e
One cycle of square wave signal
Z
1+
A
B
0
0
One count (90 ºe)
Z
ꢀ+
Z
0+
Index
0
R L
Error
0
Analog Signal Period
Figure 3. Interpolated digital output signals (A, B, and Index) and the error signal. The analog signal period corresponds to a 40-µm dis-
tance.
Digital Incremental Signals, RS422 compatible
Channel A & B
Phase-shiftꢀ
Rise/Fallꢀtime
Index Channel
Indexꢀpulseꢀwidth,ꢀRL
Rise/Fallꢀtime
Error Channel
Error
90°ꢀe
≤ꢀ40ꢀns
90°ꢀe
≤ꢀ40ꢀns
Activeꢀhigh
ActiveꢀLow
Error
Note:ꢀ
Errorꢀsignalꢀisꢀnon-activeꢀforꢀnormalꢀoperationꢀwhileꢀanꢀactivatedꢀErrorꢀsignalꢀindicatesꢀthatꢀaꢀfaultꢀisꢀdetected.ꢀTypicalꢀcauseꢀisꢀdueꢀtoꢀpowerꢀfail-
ure,ꢀlossꢀofꢀencoderꢀlightꢀsourceꢀorꢀencoderꢀsignalsꢀareꢀoutꢀofꢀtheꢀlimit.
9
Mechanical and Environmental Test
Theꢀencodersꢀareꢀtestedꢀaccordingꢀtoꢀtheꢀfollowingꢀinternationalꢀstandardsꢀtoꢀensureꢀthatꢀtheyꢀcanꢀwithstandꢀtheꢀ
mostꢀstringentꢀenvironmentalꢀrequirements.ꢀ
Test Name
Reference
Conditions
Vibrationꢀ(non-operating)
DINꢀIECꢀ68-2-6
50ꢀHzꢀ-ꢀ2ꢀkHz,ꢀ10g/15g/30g,ꢀ10ꢀcyclesꢀinꢀ3ꢀaxes
50ꢀHzꢀ-ꢀ2ꢀkHz,ꢀ30g,ꢀ1ꢀcycleꢀ(Glassꢀscaleꢀonly)
10ꢀg,ꢀ6ꢀms,ꢀ2000ꢀshocksꢀinꢀ6ꢀdirections
20ꢀg,ꢀ11ꢀms,ꢀ1000ꢀshocksꢀinꢀ6ꢀdirections
50ꢀg,ꢀ3ꢀms,ꢀ500ꢀshocksꢀinꢀ6ꢀdirections
IndustrialꢀEnvironmentꢀImmunityꢀTest
Shockꢀ(non-operating)
DINꢀIECꢀ68-2-27
ElectromagneticꢀCompatibilityꢀ(EMC)
DINꢀEN61000-6-2ꢀ
DINꢀEN61000-4-2
ElectrostaticꢀDischargeꢀ(ESD):ꢀDischargeꢀinꢀairꢀ( ꢀ8ꢀkV)ꢀandꢀ
contactꢀdischargeꢀ( ꢀ4ꢀkV)
DINꢀEN61000-4-3
ElectromagneticꢀRF-fieldꢀinꢀtheꢀrangeꢀofꢀ80ꢀMHzꢀtoꢀ1000ꢀMHz,ꢀ
80ꢀ%ꢀAM,ꢀ1ꢀkHz
DINꢀEN61000-4-4
DINꢀEN61000-4-6
Fastꢀtransientꢀ(bursts,ꢀ ꢀ1ꢀkV)
RF-couplingꢀintoꢀpowerꢀlineꢀinꢀtheꢀrangeꢀofꢀ0.15ꢀtoꢀ80ꢀMHz,ꢀ80ꢀ
%ꢀAM,ꢀ1ꢀkHz
Allowable Mounting and Machine Tool Tolerances
WithꢀreferenceꢀtoꢀFigureꢀ4,ꢀtheꢀtotalꢀtolerancesꢀforꢀtheꢀlinearꢀencoderꢀareꢀgivenꢀas:
Error
Dy
Description
Tolerance
ꢀ70ꢀµm
ꢀ50ꢀµm
ꢀ50ꢀ‘
Totalꢀtoleranceꢀinꢀtheꢀy-axis
Totalꢀtoleranceꢀinꢀtheꢀz-axis
Rollꢀangle,ꢀrotationꢀaboutꢀtheꢀx-axisꢀ
Pitchꢀangle,ꢀrotationꢀaboutꢀtheꢀy-axis
Yawꢀangle,ꢀrotationꢀaboutꢀtheꢀz-axisꢀ
Dz
DjX
DjY
DjZ
ꢀ50ꢀ‘
ꢀ25ꢀ‘
Y
DjZ
Dj
X
Z
X
Dj
Y
Figure 4. Definition of axes and rotational angles for the total allowable tolerance of the linear encoder
10
Recommended circuit
Digital RS422 interpolated output signals
+5V
Z1+
Z1+
1ꢀ0 Ω
Z1-
Z1-
Cable
Line Receiver
(AMꢀꢂLS3ꢀ, DSꢀꢂLS3ꢀ)
Encoder/Line driver
Figure 5. Recommended receiver circuits for the line driver digital output. The same circuit is applicable for Ch. A, Ch. B, Index, and Error
channels.
Analog 1 V Voltage signals
PP
+Ub
-Ub
-
U
1ꢀ0 Ω
+
Cable
0V
Customer circuit
Encoder
Figure 6. Recommended customer receiver circuit for analog output sine, cosine, and index signals.
11
Cable Characteristics
Diameter
4ꢀmm
Cableꢀstructure
Twistedꢀpairsꢀwithꢀcommonꢀshield
Numberꢀofꢀcableꢀcores
12ꢀ(1ꢀpairꢀofꢀAWGꢀ28ꢀforꢀpowerꢀsupply,ꢀandꢀ5ꢀpairsꢀofꢀAWGꢀ30ꢀforꢀsignalꢀlines)
TheꢀcableꢀcompliesꢀwithꢀULꢀstandardꢀ20963.ꢀOperatingꢀconditionsꢀforꢀtheꢀcableꢀdependꢀonꢀtheꢀcableꢀdiameterꢀandꢀ
theꢀcableꢀconfiguration.ꢀTheꢀoperatingꢀconditionsꢀareꢀgivenꢀinꢀtheꢀfollowingꢀtable:
Fixed installation
Frequent flexing
Permissibleꢀbendingꢀradius,ꢀR
Rꢀ≥ꢀ12ꢀmmꢀ(0.48ꢀin.)
Rꢀ≥ꢀ40ꢀmmꢀ(1.6ꢀin.)
Fixed installation
Flexible movement
R
R
R
R
Figure 7. Cable bending radius for fixed and flexible installations
1ꢀ
Ordering Information
AEDL
Measurement Length (mm)
Color
Silver
Black
0ꢀꢀ0
0ꢀ70
03ꢀ0
0370
0ꢁꢀ0
0ꢁ70
05ꢀ0
0ꢂꢀ0
07ꢀ0
0770
0ꢃꢀ0
09ꢀ0
10ꢀ0
1ꢀꢁ0
1ꢁꢁ0
1ꢂꢁ0
1ꢃꢁ0
ꢀ0ꢁ0
ꢀꢀ00
ꢀꢀ0
ꢀ70
0
1
3ꢀ0
370
ꢁꢀ0
Index Mark
Every 50mm
ꢁ70
C
D
5ꢀ0
Distance Coded *
ꢂꢀ0
7ꢀ0
770
ꢃꢀ0
Cable Length (m/Inch),
Cable Exit
0.5/19.7, left
9ꢀ0
0
1
ꢀ
3
ꢁ
10ꢀ0
1ꢀꢁ0
1ꢁꢁ0
1ꢂꢁ0
1ꢃꢁ0
0.5/19.7, right
1.0/39.ꢁ, left
1.0/39.ꢁ, right
ꢀ.0/7ꢃ.ꢃ, left
ꢀ0ꢁ0
ꢀꢀ00
5
ꢂ
7
ꢀ.0/7ꢃ.ꢃ, right
3.0/11ꢃ.ꢀ, left
3.0/11ꢃ.ꢀ, right
Custom-Contact Distributor
Output Options and
Resolution (µm)
Accuracy per
meter (µm)
Connector
A
B
C
D
Plain cable, stranded wires
9-pin D-Sub male
15-pin D-Sub male
1ꢀ-pin round
A
B
C
D
E
Digital 0.05
Digital 0.05
Digital 0.1
3 *
5 *
3 *
5 *
3
Digital 0.1
Digital 0.5
F
Digital 0.5
5
G
H
L
Digital 1
3
Digital 1
5
Digital 5
3
M
N
P
Q
S
Digital 5
5
Digital 10
3
Digital 10
Analog (ꢁ0µm pitch)
Analog (ꢁ0µm pitch)
5
3
5
Note:ꢀOptionsꢀwithꢀ*ꢀareꢀnotꢀavailableꢀyet
For product information and a complete list of distributors, please go to our web site: www.avagotech.com
Avago, Avago Technologies, and the A logo are trademarks of Avago Technologies, Pte. in the United States and other countries.
Data subject to change. Copyright © 2006 Avago Technologies Pte. All rights reserved.
5989-2553EN - May 3, 2006
13
AEDL-1840-SB2C0 相关器件
型号 | 制造商 | 描述 | 价格 | 文档 |
AEDL-1840-SB2C1 | AVAGO | Linear Position Encoder, Single, 2 Channels | 获取价格 | |
AEDL-1840-SB3C0 | AVAGO | Linear Position Encoder, Single, 2 Channels | 获取价格 | |
AEDL-1840-SB3C1 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 | |
AEDL-1840-SB4C0 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 | |
AEDL-1840-SB4C1 | AVAGO | Linear Position Encoder, Single, 2 Channels | 获取价格 | |
AEDL-1840-SB5C0 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 | |
AEDL-1840-SB5C1 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 | |
AEDL-1840-SB6C0 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 | |
AEDL-1840-SB6C1 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 | |
AEDL-1840-SB7C0 | AVAGO | SINGLE, 2 CHANNELS, LINEAR OPTICAL POSITION ENCODER | 获取价格 |
AEDL-1840-SB2C0 相关文章
- 2024-09-20
- 5
- 2024-09-20
- 8
- 2024-09-20
- 8
- 2024-09-20
- 6