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ML3SeriesUltraminiatureSensors
• Self-contained ultraminiature sensors
• Wide range of aperture attachments
• Visible red and infrared light sources
• Vertical and horizontal styles
Convergent Beam ModeSee pages 432-434
Features:• Fixedsensingrange• VisibleredorinfraredLEDlightsources
Sensing Range:30mm
Outputs:NPN,PNP
Thru-Beam ModeSee pages 435-438
Features:• Long-rangescanning• Separatetransmitterandreceiverhousing
Sensing Range:1.5m
Outputs:NPN,PNP
See pages 439-440 for ML3 Series wiring and dimensions.
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SpecificationsSENSING RANGE 30 mm 30 mmSENSITIVITY ADJUSTMENT Yes Yes
DIRECTIONAL MOUNTING Vertical Vertical
MODEL NUMBER(S) ML3-8-C-30-RT/25/115/148 ML3-8-C-30-IR/25/115/148
ML3-8-C-30-RT/25/115/149 —
OUTPUT: Transistor, Open collector
/148 1 NPN 1 NPN
/149 1 PNP —
LOAD CURRENT 80 mA max. 80 mA max.
VOLTAGE DROP 1 VDC 1 VDC
SHORT CIRCUIT AND OVERLOAD PROTECTION No No
REVERSE POLARITY PROTECTION Yes Yes
SUPPLY VOLTAGE 10.8-26.4 VDC 10.8-26.4 VDC
VOLTAGE RIPPLE 10% max. 10% max.
LED(s) Yes (1)* Yes (1)*
CURRENT CONSUMPTION ≤ 20 mA ≤ 20 mA
OPERATING MODE Light on Light on
RESPONSE TIME ≤ 1 ms ≤ 1 ms
SWITCHING FREQUENCY 500 Hz 500 Hz
PROTECTION (IEC) IP40 IP40
LIGHT SOURCE Visible red LED Infrared LED
AMBIENT LIGHT RESISTANCE ≤ 10,000 lux ≤ 10,000 lux
TEMPERATURE RANGE
WORKING -4 ºF to +122 ºF -4 ºF to +122 ºF
STORAGE -40 ºF to +158 ºF -40 ºF to +158 ºF
HOUSING MATERIAL Polycarbonate Polycarbonate
LENS Polycarbonate Polycarbonate
WEIGHT ≈ 0.7 oz ≈ 0.7 oz
APPROVALS
ELECTRICAL CONNECTION 2-meter cable, PVC covered,
3-conductor, #28 AWG
2-meter cable, PVC covered,
3-conductor, #28 AWG
ADDITIONAL DATA See pages 439-440
*See dimensional drawings for LED functions.
ConvergentBeamMode
StockeditemTypicaldelivery4weeksorlessConsultfactoryforallothermodels
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SensingCharacteristics
ConvergentBeamMode
10
1
100
ML3-8-C-30-RT
0.10 20 40 50 6010 30
DistanceX[mm]
Exc
ess
Gai
n
Excess Gain vs. Sensing Range
70 80 99 100x
0
40
-10
0 6020 100
DistanceX[mm]
Offs
etY
[mm
]
Movement Characteristics(horizontal motion)
30
-40
20
40 80 120
10
-30
-20
ML3-8-C-30-RT
x
y
0
15
-5
0 60.20 100
DistanceX[mm]
Offs
etY
[mm
]
10
-25
5
40 80 120
-15
-10
-20
Movement Characteristics(vertical motion) ML3-8-C-30-RT
x
y
0
20
40
60
80
100
120
140
160
180
200
LusterlessWhitePaper
BlackRubberPlate
SUSPlate
AluminumPlate
MirrorGlassEpoxyPrintedCircuitBoard
(Green)
CeramicPrintedCircuitBoard(White)
Sen
sing
Dis
tanc
eX
[mm
]
TargetObject
ML3-8-C-30-RTDetection Ranges
x
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SensingCharacteristics
1 10 100 1000
x DistanceX[mm]
1
10
100
Exc
ess
Gai
n
KODAK90%withpaper
KODAK18%withpaper
ML3-8-C-30-IRExcess Gain vs. Sensing Range
0 50 100 150 200 250
x
y
DistanceX[mm]
-100
-200
-300
0
100
200
300
Offs
etY
[mm
]
300
KODAK18%withpaper
KODAK90%withpaper
Movement Characteristics(horizontal motion) ML3-8-C-30-IR
0 50 100 150 200 250DistanceX[mm]
50
0
-50
100
250
300
350
Offs
etY
[mm
]
300
200
150
KODAK18%withpaper
KODAK90%withpaper
x
y
Movement Characteristics(vertical motion) ML3-8-C-30-IR
0
50
100
150
200
250
300
350
LusterlessWhitePaper
BlackRubberPlate
SUSPlate
AluminumPlate
MirrorGlassEpoxyPrintedCircuitBoard
(Green)
CeramicPrintedCircuitBoard(White)
Sca
nnin
gD
ista
nce
X[m
m]
TargetObject
ML3-8-C-30-IRDetection Ranges
x
ConvergentBeamMode
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SpecificationsSENSING RANGE 0-1.5 m 0-1.5 m 0-1.5 mSENSITIVITY ADJUSTMENT No No No
DIRECTIONAL MOUNTING Horizontal Vertical Vertical
MODEL NUMBER(S)
Transmitter M31/115 M3/115 M3/115
ReceiverMV31/59/115/148 MV3/59/115/148 MV3/25/115/148
— MV3/59/115/149 —
OUTPUT: Transistor, Open collector
/148 1 NPN 1 NPN 1 NPN
/149 — 1 PNP —
LOAD CURRENT 100 mA max. 100 mA max. 100 mA max.
VOLTAGE DROP 1 VDC 1 VDC 1 VDC
SHORT CIRCUIT AND OVERLOAD PROTECTION No No No
REVERSE POLARITY PROTECTION Yes Yes Yes
SUPPLY VOLTAGE 10.8-26.4 VDC 10.8-26.4 VDC 10.8-26.4 VDC
VOLTAGE RIPPLE 10% max. 10% max. 10% max.
LED(s) Yes (1)* Yes (1)* Yes (1)*
CURRENT CONSUMPTION ≤ 40 mA ≤ 40 mA ≤ 40 mA
OPERATING MODE Dark on Dark on Light on
RESPONSE TIME ≤ 1 ms ≤ 1 ms ≤ 1 ms
SWITCHING FREQUENCY 500 Hz 500 Hz 500 Hz
PROTECTION (IEC) IP40 IP40 IP40
LIGHT SOURCE Infrared LED Infrared LED Infrared LED
AMBIENT LIGHT RESISTANCE ≤ 10,000 lux ≤ 10,000 lux ≤ 10,000 lux
TEMPERATURE RANGE
WORKING -4 ºF to +122 ºF -4 ºF to +122 ºF -4 ºF to +122 ºF
STORAGE -40 ºF to +158 ºF -40 ºF to +158 ºF -40 ºF to +158 ºF
HOUSING MATERIAL Polycarbonate Polycarbonate Polycarbonate
LENS Polycarbonate Polycarbonate Polycarbonate
WEIGHT ≈ 0.7 oz (per housing) ≈ 0.7 oz (per housing) ≈ 0.7 oz (per housing)
APPROVALS
ELECTRICAL CONNECTION 2-meter cable, PVC covered,
3-conductor, #28 AWG
2-meter cable, PVC covered,
3-conductor, #28 AWG
2-meter cable, PVC covered,
3-conductor, #28 AWG
ADDITIONAL DATA See pages 439-440
*See dimensional drawings for LED functions.
Thru-BeamMode
StockeditemTypicaldelivery4weeksorlessConsultfactoryforallothermodels
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Thru-BeamMode
SensingCharacteristics
1010.1
x DistanceX[m]
1
10
100
Exc
ess
Gai
n
M3/MV3Excess Gain vs. Sensing Range
0
150
200
250
0 2 4 5 61 3x
y
DistanceX[m]
Offs
etY
[mm
]
7
100
50
-250
-200
-150
-100
-50
Movement Characteristics(no aperture) M3/MV3
0
-40
-60
-800 1.2 1.6 1.8 2.2 1.4
x
y
DistanceX[m]
Offs
etY
[mm
]
.4 .6 .8 1
-20
20
40
60
80
Movement Characteristics(1.5mm dia. aperture mounted at transmitter) M3/MV3
0
50
-50
100
-100
150
-1500 .4 .8 1 1.2.2 .6
x
y
DistanceX[m]
Offs
etY
[mm
]
1.4 1.6 1.8 2
Movement Characteristics(1.5mm dia. aperture mounted at receiver) M3/MV3
0
40
-20
60
-40
80
-800 .2 .4 .5 .61 .3
x
y
DistanceX[m]
Offs
etY
[mm
]
.7 .8 .9 1
20
-60
Movement Characteristics(1.5mm dia. aperture mounted at both transmitter and receiver) M3/MV3
0
100
-50
150
-100
200
-2000 1 2 2.5 3.5 1.5
x
y
DistanceX[m]
Offs
etY
[mm
]
3.5 4
50
-150
Movement Characteristics(3mm dia. aperture mounted at transmitter) M3/MV3
0
100
-50
150
-100
200
-2000 1 2 2.5 3.5 1.5
x
y
DistanceX[m]
Offs
etY
[mm
]
3.5 4
50
-150
Movement Characteristics(3mm dia. aperture mounted at receiver) M3/MV3
0
100
-50
150
-100
0 1 2 2.5 3.5 1.5x
y
DistanceX[m]
Offs
etY
[mm
] 50
-150
Movement Characteristics(3mm dia. aperture mounted at both transmitter and receiver) M3/MV3
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Thru-BeamMode
SensingCharacteristics
0
100
-50
150
-100
0 1 2 2.5 3.5 1.5x
y
DistanceX[m]
Offs
etY
[mm
] 50
-150
Movement Characteristics(1mm wide vertical aperture mounted at transmitter) M3/MV3
0
150
-50
200
-100
0 1 2 2.5 3.5 1.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-200
50
-150
Movement Characteristics(1mm wide vertical aperture mounted at receiver) M3/MV3
0
80
-20
100
-40
0 .6 1.2 1.8 2.2 1x
y
DistanceX[m]
Offs
etY
[mm
]
60
-100
40
-80
20
-60
.4 .8 1.4 1.6
Movement Characteristics(1mm wide vertical aperture mounted at both transmitter and receiver) M3/MV3
0
150
200
-50
0 1.5 3 4.5 2.5x
yDistanceX[m]
Offs
etY
[mm
]
100
-200
50
-150
-100
1 2 3.5
Movement Characteristics(2mm wide vertical aperture mounted at transmitter) M3/MV3
0
150
200
-50
0 1.5 3 4.5 2.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-200
50
-150
-100
1 2 3.5
Movement Characteristics(2mm wide vertical aperture mounted at receiver) M3/MV3
0
150
-50
0 1.5 3.5 2.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-150
50
-100
1 2 3.5
Movement Characteristics(2mm wide vertical aperture mounted at both transmitter and receiver) M3/MV3
0
150
-50
0 1.5.5 2.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-150
50
-100
1 2 3
Movement Characteristics(1mm wide horizontal aperture mounted at transmitter) M3/MV3
0
100
-50
150
-100
0 1 2 2.5 3.5 1.5x
y
DistanceX[m]
Offs
etY
[mm
] 50
-150
Movement Characteristics(1mm wide horizontal aperture mounted at receiver) M3/MV3
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Characteristic diagrams thru-beam
Thru-BeamMode
0
-40
-60
-800 1.2 1.6 1.8 2.2 1.4
x
y
DistanceX[m]
Offs
etY
[mm
]
.4 .6 .8 1
-20
20
40
60
80
Movement Characteristics(1mm wide horizontal aperture mounted at both transmitter and receiver) M3/MV3
0
150
200
-50
0 1.5 3 4.5 2.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-200
50
-150
-100
1 2 3.5
Movement Characteristics(2mm wide horizontal aperture mounted at transmitter) M3/MV3
0
150
200
-50
0 1.5 3 4.5 2.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-200
50
-150
-100
1 2 3.5
Movement Characteristics(2mm wide horizontal aperture mounted at receiver) M3/MV3
0
150
-50
0 1.5.5 2.5x
y
DistanceX[m]
Offs
etY
[mm
]
100
-150
50
-100
1 2 3
Movement Characteristics(2mm wide horizontal aperture mounted at both transmitter and receiver) M3/MV3
3
6
2
-80 20-60 60
Dis
tanc
eY
[m]
Operationangleθ[degrees]
Angular Characteristics
5
0
4
1
0 40 80-40 -20
Transmitter
Receiver
Y
Receiver
θ°
Transmitter
M3/MV3
Scanning Distance Characteristics (Typical Value) when Aperture ML3-U01 Is Attached (Comparisonwithaperturenotattached)
Type of Aperture Used on Transmitter Use on Transmitter or Receiver
Noaperture 100% 100%
1.5mm 5% 30%
3mm 40% 60%
1mmwidehorizontal 20% 40%
2mmwidehorizontal 40% 60%
1mmwidevertical 20% 40%
2mmwidevertical 40% 60%
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WiringDiagrams
DC
CableConnection
(+)
(–)
PNPOutputBrown
Blue
Black
Load
/149(+)
(–)
NPNOutput
Load
Brown
Blue
Black
/148 (+)
(–)
Brown
Blue
Transmitter (thru-beammodels)
Dimensions (mm)
Mounting Dimension(Forreferenceonly)
M31/115MV31/59/115/148 Horizontal type — supplied with bracket OMH-ML3-1
BracketOMH-ML3-1
M3/115MV3/59/115/148 MV3/59/115/149MV3/25/115/148Vertical type — supplied with bracket OMH-ML3
BracketOMH-ML3
ML3-8-C-30-RT/25/115/148ML3-8-C-30-RT/25/115/149 ML3-8-C-30-IR/25/115/148 Supplied with bracket OMH-ML3-2
BracketOMH-ML3-2
8
8 2218
11
13
13
LEDRed:OutputStatus(MV31only)
2-4.6
2-3.6
104
18
13
139
8
8 19
22
24
1110
19LEDRed:OutputStatus(MV3only)
198
4
24
1019
2-4.6
2-3.6
3.3dia.
3.2dia.
8
12
8 142332.4
14
LEDRed:OutputStatus
2-3.6
2-
2.6
154
23
14
10
14
10
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Accessories(Dimensionsinmm)
ApertureML3-U01Attachable on thru-beam (self-adhesive)
5.1
55
ø1.5
7.1
30 ø1.5 ø3 W1 W2 W1 W2
ø3 1 2 1 2
TransparentMaterial
BackgroundPrintedBlack
See pages 865-872 for additional accessories
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