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Supply voltage 10 to 30 V.

Insensitive to ambient light due topulse modulation.

Complementary switching outputs forlight of dark switching with short-circuit

protection in NPN or PNP models.

Available as through-beam photo-electric switch, photoelectric reflexswitch, photoelectric proximity switch.

Photoelectric Switches

W12-2 Series

D A T A S H E E T

WL 12-2

WT 12-2

v

xWS/WE 12-2

0 ... 7 m

20 m

Photoelectric switches in stable metalhousing. Photoelectric proximityswitches WT 12-2 with stepless adjust-able scanning distance and optionalbackground or foreground suppressionas well as sensitivity adjuster for large

scanning distances. Polarization filterfor WL 12-2 photoelectric proximityswitch.

WS/WE 12-2 through-beam photo-electric switches with test input forfunction monitoring.

LED signal strength indicator for soilingmonitoring of the optics and asalignment help (blinking).

Available with fixed attached cable or4 pole equipment plug.

35 ... 150 mm

20 ... 250 mm

Variable connection options on theback and bottom thanks to rotableequipment plug.

n80 ... 600 mm

Flexible mounting options thanks todovetail clamp and longitudinal holes.

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41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

2

32

M12x1

11,2

LED signal strength indicator

2 Center of optical axis

3 Mounting holes

4 Threaded mounting hole M 4 4 deep

5 Plug M 12 (rotatable by 90)or 2 m connection cable

6 Sensitivity adjuster

2

6

5

Connection diagram

x20 m

Scanning Range

WS/WE 12-2

brn blu wht blk

brown blue white black

braun blau wei schwarz

Features:

Red-light emitter LED asalignment aid

Insensitive to ambient lightsources (HF lamps, blinking alarmlights)

Reliable functioning when devices

mounted facing each other Switching frequency 1.5 kHz

All-round reverse polarityprotection at the inputs andoutputs

Outputs short-circuit protected

90 rotatable M 12 equipmentplug or 2 m cable

C

1

3

4

1

4

2

3

+10...30 V+10...30 V

0V0V

TestTest

+10...30 V+10...30 V

QQ

QQ

0V0V

0 V

Test

+V

Q

+V

Q

Q

0 V 0 V

Q

brn

blu

wht

brn

blk

wht

blu

WS 12-2

WE 12-2-N -P

RL

RL

RL

RL

20 4 6 8 10 12 14 16 18 20

10

1000

10000

100

1

y

x [m]

WS/WE 12-2

Operatingreserve

Scanning range (m)

4

3

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Through-beam Photoelectric SwitchWS/WE 12-2

1) At TU= + 25C

2) Must remain within VStolerances

3) At TU= + 25C and 100 mA output current

4) Signal run time with resitive load5) With light/dark ratio 1:1

Type WS/WE 12-2 -P -NTypical maximal range 20 m

Recommended operating range 15 m

Range with 2 mm orifice 2.0 m

Range with 1.5 mm orifice 1.5 m

Range with 1 mm orifice 1.0 m

Range with 0.5 mm orifice 0.5 m

Light source LED, visible red light, average operating life 100 000 h 1)

Light spot in distance 400 mm at distance of 15 m

Supply voltage VS DC 10 ... 30 V (Limit values)

Current consumption (without load) 15 mA, WE; 30 mA, WS 25 mA, WE; 30 mA, WS

Ripple2) 5 VPP

Switching outputs PNP, Q and Q NPN, Q and Q

Signal voltage HIGH VS 2.9 V VS

Signal voltage LOW3) approx. 0 V 1.5 V

Output current IAmax. 100 mA

Response time4), Switching frequency5) 330 s; 1500/s

Test input TI VSor unswitched, Sender active

0 V Sender inactive

VDE protection class6) V

Enclosure rating IP 67

Protection circuits7) A, B, C

Ambient operating temperature TU8) 40 ... + 60 C

Storage temperature TL8) 40 ... + 75 C

Weight with equipment plug 120 g, with cable approx. 200 g

6) Withstand voltage 50 V7) A = Inputs and outputs all-round reverse polarity protected

B = Outputs short-circuit protectedC = Interference pulse suppression

8) Do not deform connecting cable below 0 C

Selection Table

Plug M 12 Cable Transistor output Type Order no.rotatable 2 m PNP NPN

WS/WE 12-2P430 1 016 157

WS/WE 12-2N430 1 016 155

WS/WE 12-2P130 1 016 156

WS/WE12-2N130 1 016 154

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Connection Diagram

v0 ... 7 m

Scanning Range

WL 12-2

brn blk blu wht

brown black blue white

braun schwarz blau wei

2

5

6

Features:


Insensitive to ambient light (HFlamps, blinking alarm lights)

Reliable functioning when devicesmounted facing each other

Switching frequency 1.5 kHz All-round reverse polarity

protection at inputs and outputs



C

41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

2

32

M12x1

11,2

4

3

0,50 1 1,5 2 2 ,5 3 3 ,5 4 4,5 5 5,5 6 6,5 7

10

1000

100

1

Diam. Grade/1 m

PL20A/2 m

PL80A/5 m

PL30A/3 m

C110/3 m

PL50A/3,5 m

PL40A /3,5 m

y

yB

yG

x [m]

Scanning range (m)

WL 12-2

1

4

2

3

+10...30V+10...30V

QQ

QQ

0V0V

+VRLQ

+V

RL

Q

Q

RL

0V0VRL

Q

brn

blk

wht

blu

-N4

-P4

WL 12-2 -N1

-P1

-N

NPN

-P

PNP



3 Mounting holes




Operatingreserve

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Photoelectric Reflex SwitchWL 12-2


2) At TU= + 25 C

3) At TU= + 25 C and 100 mA output current

4) Signal run time with resitive load

Selection Table

Standard (f = ) Focus (f = 90 mm) Standard (f = ) Focus (f = 90 mm)

Typical maximal range/on reflector 7 m/PL 80 A 2 m/PL 80 A 7 m/PL 80 A 2 m/PL 80 A

Recommended operating range

With reflector PL 80 A 0 ... 5 m 0 ... 1.5 m 0 ... 5 m 0 ... 1,5 m

With reflector C 110 0 ... 3 m 0 ... 3 m

With reflector PL 50 A 0 ... 3.5 m 0 ... 3.5 m

With reflector PL 40 A 0 ... 3.5 m 0 ... 3.5 m

With reflector PL 30 A 0 ... 3 m 0 ... 3 m

With reflector PL 20 A 0 ... 2 m 0 ... 2 m

with Diamond grade reflective tape 0 ... 1 m 0 ... 0.5 m 0 ... 1 m 0 ... 05 m(min. 100 x 100 mm2area)

Supply voltage VS DC 10 ... 30 V

Current consumption (without load) 30 mA 40 mA

Ripple1) 5 VPP


Angle of dispersion approx. 1,5

Light spot diameter 80 mm at distance 2 mm at distance 80 mm at distance 2 mm at distanceof 3 m of 90 mm of 3 m of 90 mm


Signal voltage HIGH VS 2,9 V VS

Signal voltage LOW3) approx. 0 V 1,5 V


Response time4); max. signal frequency5) 330 s; 1000/s






Weight with equipment plug approx. 120 g, with connection cable approx. 200 g

5) With light/dark ratio 1:16) Withstand voltage 50 V

7) A = Inputs and outputs all-round reverse polarity protectedB = Outputs short-circuit protectedC = Interference pulse suppression


WL 12-2 -P -N

Lens Cable M 12 plug Transistor output Type Order no.2 m rotable PNP NPN

Standard (f = ) WL 12-2N130 1 016 085

WL 12-2P130 1 016 096

WL 12-2N430 1 016 092

WL 12-2P430 1 016 102

Focus (f = 90 mm) WL 12-2N120 1 016 084

WL 12-2P120 1 016 095

WL 12-2P420 1 016 091

WL 12-2P420 1 016 101

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Connection Diagram

v0 ... 4 m

Scanning Range

gra brn blu blk wht

gray brown blue black white

grau braun blau schwarz wei

Features:

Detection of glass and transpa-rent film


Insensitive to Amibient lightsources (HF lamps, flashing

alarm lamps) Reliable functioning when devices

installed facing each other

Switching frequency 1.5 kHz




C

WL 12-2B560

Scanning range (m)

WL 12-2B

0,50 1 1,5 2 2,5 3 3,5 4 4,5 5

10

100

1

PL30A/2 m

PL50A/2,5 m

y

x [m]

PL80A/3 m


2 Center of optics axis

3 Mounting holes




Operatingreserve

41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

2

32

M12x1

11,2

4

3

2

5

6

0 V

RLQP

RL

+V

0 V

L / D

+V

L / D

4 blk

2 wht

5 gra

3 blu

1 brn

WL 12-2B560

0 V

+10 ... 30 V

QP

QNQN

L / D

light-switching dark-switching

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Photoelectric Reflex SwitchWL 12-2B560

with small Switching Hysteresis


2) At TU= + 25 C


4) Signal run time with resistive load5) With light/dark ratio 1:16) Withstand voltage 50 V



WL 12-2 B560Part No. 1 016 080

Typ. maximal range/on reflector 4 m/PL 80 A


With reflector PL 80 A 0 ... 3.5 m

With reflector C 110 0 ... 1.8 m

With reflector Pl 50 A 0 ... 2.0 m




With Diamond grade reflective tape 0 ... 0.5 m(min. 100 x 100 mm2area)

Supply voltage VS DC 10 ... 30 V

Current consumption (without load) 30 mA

Ripple1) 5 VPP


Angle of dispersion approx. 1.2

Light spot diameter 30 mm at distance of 1.5 m

Switching outputs QP+ QN Output OP PNP Output QN NPN


Signal voltage LOW approx. 0 V 1.5 V

Output current IAmax. 100 mAOperating mode Light- or dark-switching, via control cable L/D switchable

Control input L/D 0 V or unswitched light-switching

Control input L/D VS dark-switching

Response time4), Switching frequency, max.5) 330 s; 1500/s






Weight approx. 120 g

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Connection Diagram

v0 ... 7 m

Scanning Range

WL 12-2 ASI

Features:



Reliable functioning when devicesmounted facing each other

Switching frequency 1.5 kHz Inputs reverse polarity

protected

90 rotatable M 12 equipmentplug

C

Scanning range (m)

WL 12-2 ASI

0,50 1 1,5 2 2 ,5 3 3,5 4 4,5 5 5,5 6 6,5 7

10

1000

100

1

Diam. Grade/1 m

PL20A/2 m

PL80A/5 m

PL30A/3 m

C110/3 m

PL50A/3,5 m

PL40A /3,5 m

y

yB

yG

x [m]

41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

2

32

M12x1

11,2

4

3

2

5

6



3 Mounting holes




Operatingreserve

WL 12-2Z430

1

3

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Photoelectric Reflex SwitchWL 12-2 ASI

1) At TU= + 25 C

2) Signal run time of sensor3) With light/dark ratio 1:14) Withstand voltage 50 V5) A = Inputs reverse polarity protected

C = Interference pulse suppression6) Do not deform connecting cable below 0 C

WL 12-2 -Z430Part No. 1 016 108

Typ. maximal range/on reflector 7 m/PL 80 A


With reflector PL 80 A 0 ... 5 m

With reflector C 110 0 ... 3 m

With reflector Pl 50 A 0 ... 3.5 m




With Diamond grade reflective tape 0 ... 1 m(min. 100 x 100 mm2area)

Supply voltage VS DC 26,5 ... 31.6 V

Current consumption 35 mA


Angle of dispersion 1.5

Light spot diameter 80 mm at distance of 3 mm

Response time2), Switching frequency max.3) 330 s; 1500/s



Protection circuits5) A, C

Ambient operating temperature TU6)

25 ... + 60 CStorage temperature TL

6) 40 ... + 75 C


* Default setting 0 1

Allocation Data bits(Host level) Allocation Parameter bits(Host level)

D0

Switching state 0 no reflection Input1 reflection

D1 VMA 0 active Input1 inactive

D2

NC 0 Input1

D3* Test function 0 sender on Output1 sender off

P0* NC 0 Parameter

1

P1* Light-/dark- 0 Dark-switching Parameter switch 1 Light-switching

P2* NC 0 Parameter

1

P3* NC 0 Parameter 1

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Connection Diagram

35 ... 150 mm

Adjustable Scanning Distance

WT 12-2

2

3

7

6


2 Optical axis Receiver

3 Optical axis Sender

4 Mounting holes

5 Threaded mounting holes M 4 4 deep

6 M12 plug (rotable by 90)or 2 m connection cable

7 Scanning distance adjuster

Features:


Foreground suppression

Adjustable scanning distance

Insensitive to ambient light (HFlamps, blinking warning lights)

Reliable functioning with devicesfacing each other




90 rotable M 12 equipmentplug or 2 m cable

C

brn blu blk wht

brown blue black white

braun blau schwarz wei

41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

30

,4

15

M12x1

11,2

5

4

1

4

2

3

+10...30V+10...30V

QQ

QQ

0V0V

+VRLQ

+V

RL

Q

Q

0V0V

RL

Q

brn

blk

wht

blu

-N4

-P4

WT 12-2 -N1

-P1

-N

NPN

-P

PNP

RL

Set scanning distance (mm)

WT 12-2

0

x [mm]

y [%]

-1

-2

-3

-4

-5

-6

-7

-8

-9

-10

20 40 8060 10030 50 70 90

90% / 90%

18% / 90%

6% / 90%

Scanningdisplacement

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Photoelectric Proximity SwitchWT 12-2

with Foreground Suppression

1) Object with 6 % reflection(based on white standard to DIN 5033)

2) Limit value3) Must remain within V

Stolerances

4) At TU= + 25 C5) At T

U= + 25 C and 100 mA output current

6) Signal run time with resitive load

WT 12-2 -P -N

Selection Table

Scanning range, adjustable 1) 35 ... 150 mm

Supply voltage VS2) DC 10 ... 30 V


Ripple3) 5 VPP




Signal voltage HIGH VS2,9 V VS

Signal voltage LOW3) approx. 0 V 1,5 V

Output current IA

max. 100 mA

Response time, max.6);switching frequency, max.7) 330 s; 1500/s

VDE protection class 8) V



Ambient operating temperatue TU10) 40 ... + 60 C

Storage temperatue TL10) 40 ... + 75 C


7) With light/dark ratio 1:18) Withstand voltage 50 V9) A = Inputs and outputs all-round reverse polarity protected

B = Outputs short-circuit protected


M 12 plug Cable Transistor output Type Order no.rotable 2 m PNP NPN

WT 12-2P440 1 016 150

WT 12-2N440 1 016 146

WT 12-2P140 1 016 148

WT 12-2N140 1 016 145

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Connection Diagram

20 ... 250 mm


WT 12-2

Features:

LED light source, visible red lightor infrared sender light

Background suppression



Reliable functioning with devicesfacing each other

Switching frequency 1,5 kHz



90 rotable M 12 equipmentplug oder 2 m cable

C

brn blu blk wht



1

4

2

3

+10...30V+10...30V

QQ

QQ

0V0V

+VRLQ

+V

RL

Q

Q

0V0V

RL

Q

brn

blk

wht

blu

-N4

-P4

WT 12-2 -N1

-P1

-N

NPN

-P

PNP

RL

Scanning distance (mm)

WT 12-2

20

22

y [%]

x [mm]

18

16

14

12

10

8

6

4

2

0

0 50 150100 200 250 300

6%/90%

18%/90%

90%/90%




4 Mounting holes




3

7

6

2

41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

29

,9

21

,3

M12x1

11,2

5

4

Scanningd

istancedisplacement

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Photoelectric Proximity SwitchWT 12-2

with Background Suppression

1) Object with 6/18 % reflection

(based on white standard to DIN 5033)2) Must remain within V

Stolerances

3) AtuTU= + 25 C


5) Signal run time with resitive load6) With light/dark ratio 1:1

WT 12-2 -P -N

Selection Table

Scanning distance, adjustable1) 20 ... 250 mm

Scanning distance 5 ... 20 mm and 5 ... 250 mm

Supply voltage VS DC 10 ... 30 V (limit values)

Current consumption (without load) 40 mAinfrared/ 30 mArot 50 mAinfrared/ 40 mArot

Ripple2) 5 VPP

Light source LED, infrared or visible red light (see selection table),average operating life 100 000 h3)






Response time, max.5);switching frequency, max.6) 330 s; 1500/s







7) Withstand voltage 50 V



Cable M 12 plug Sender light Transistor output Type Order no.2 m rotable IR Red light PNP NPN

WT 12-2N110 1 016 118

WT 12-2P110 1 016 126

WT 12-2N410 1 016 124

WT 12-2P410 1 016 131

WT 12-2N130 1 016 122

WT 12-2P130 1 016 129

WT 12-2N430 1 016 125

WT12-2P430 1 016 134

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Connection Diagram

80 ... 600 mm


WT 12-2

7

3

6

2

Features:




Reliable functioning with devices

facing each other Switching frequency 1.5 kHz




C

brn blu blk wht



41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

30

,5

22

,5

M12x1

11,2

5

4


WT 12-2

100

y

x [mm]

ybm

10

110 100 1000

90%

90%

n




4 Mounting holes




1

4

2

3

+10...30V+10...30V

QQ

QQ

0V0V

+VRLQ

+V

RL

Q

Q

0V0V

RL

Q

brn

blk

wht

blu

-N4

-P4

WT 12-2 -N1

-P1

-N

NPN

-P

PNP

RL

Operatingreserve

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Phototelectric Proximity SwitchWT 12-2

energetic

WT 12-2 -P -N

Selection Table


Supply voltage VS DC 10 ... 30 V (limit values)


Ripple2) 5 VPP






Output current IA

max. 100 mA

Response time5), switching frequency max.6) 330 s; 1500/s









3) At TU= + 25 C

4) At TU= + 25 C und 100 mA output current

5) Signal run time with resistive load6) With light/dark relationship 1:1

7) Withstand voltage 50 V8) A = Inputs and outputs reverse polarity protected

B = Outputs short-circuit protected


Cable Plug M 12 Transistor output Type Order no.2 m rotable PNP NPN

WT 12-2N150 1 016 138

WT 12-2P150 1 016 140

WT 12-2N450 1 016 139

WT 12-2P450 1 016 142

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Connection Diagram

WT 12-2 ASI


Features:

LED- light source with visiblered light

Background suppression



Reliable functioning when devicesmounting facing each other

Inputs reverse polarityprotected



C

20 ... 250 mm


WT 12-2

3

7

6

2

41,515

49

,2

2

5,1

7,3

22,6

5,6

4,2

29

,9

21

,3

M12x1

11,2

5

4




4 Mounting holes




Scanningdistancedisplacement

20

22

y [%]

x [mm]

18

16

14

12

10

8

6

4

2

0

0 50 150100 200 250 300

6%/90%

18%/90%

90%/90%

WT 12-2Z430

1

3

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Photoelectric Proximity SwitchWT 12-2 ASI

with Background Suppression

WT 12-2 -Z430Part No. 1 016 136


Scanning range 5 ... 20 mm und 5 ... 250 mm

Supply voltage VS DC 26.5 ... 31.5 V

Current consumption 35 mA



Response time3), max. switching frequency4) 330 s; 1500/s

VDE protection class V


Circuit protection5) A, B, C





2) At TU= + 25 C

3) Signal run time of sensor4) With light/dark ratio 1:15) A = Inputs reverse polarity protected

C = Interference pulse protection6) Do not deform connecting cable below 0 C

Allocation Data bits(Host level)

D0

Switching state 0 No reflection Input1 reflection

D1 VMA 0 active Input1 inactive

D2

NC 0 Input1

D3* Test function 0 sender on Output1 sender off

Allocation Parameter bits(Host level)

P0* NC 0 Parameter

1

P1* Light/dark- 0 Dark-switching Parameter switching 1 Light-switching

P2* NC 0 Parameter

1

P3* NC 0 Parameter 1

* Default setting 0 1

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Great BritainErwin Sick

Optic-Electronic Ltd.Waldkirch House

39 Hedley Road, St. Albans

Hertfordshire AL1 5BN

Phone +44 17 27-83 11 21

Fax +44 17 27-85 67 678

008551.0498HJS

.BW

PrintedinGermanySubjecttochangewith

outpriornoticePrintedonchlorine-freebleached

paper

SICK

OPTIC-E

LECTRONIC

SICKOPTIC-E

LECTRONIC

USASick Optic-Electronic, Inc.6900 West 110th StreetBloomington, MN 55438Phone +1 612 941-67 80Fax +1 612 941-92 87WATS: 1-800-325-7425

Reflector PL 30 A (Order no. 1 002 314)

Accessories

Reflector PL 50 A (Order no. 1 000 132) Reflector PL 80 A (Order no. 1 003 865)

Reflector PL 20 A (Order no. 1 012 719)Reflector PL 40 A (Order no. 1 012 720)

Small mounting bracket for series W 12-2 (Order no. 2 012 938)

Large mounting bracket for series W 12-2 (Order no. 2 013 942)

Terminal clampfor series W 12-2(2 pieces required)(Order no. 2 013 285)

Double terminal clamp(Order no. 2 013 947)

Diamond GradeReflective Tape(Order no. 4 019 634)

Cable receptacle, angular5 polewith sprayed cable(Order no. 6 008 900)

Cable receptacle, straight5 pole with sprayed cable(Order no. 6 008 899)

Cable receptacle, angular(Order no. 6 007 303) DC

Cable receptacle, straight(Order no. 6 007 302) DC

AustraliaErwin Sick Optic-ElectronicPty. Ltd. Head Office, P.O. Box 214899 Heidelberg RoadIvanhoe, Vic. 3079AustraliaPhone +61 39 49 74 10 0

(0 08) 33 48 02 - toll freeFax +61 39 49 71 18 7

wl12 b5681 sensor

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