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LE2 series safety lignt curtain

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  • No blind zone

  • Two-level light grid, economical and stable

  • Safety level: PLc

  • Excellent waterproof and dustproof performance

  • Short response time, wide operating voltage

  • Long opposed distance, flexible installation


Specification and Model List

14 resolution-finger protection type

N:Lignt axes number;H:Detection height;P:Protection height;L:Light curtain height;PFHD:Probability of dangerous failure per hour

Specifications and Models

N

H

P

L

Response Time(ms)

PFHD

LE2-14-120

13

120

144

142

≤ 9.25

2.85E-08

LE2-14-200

21

200

224

222

≤ 11.25

3.44E-08

LE2-14-240

25

240

264

262

≤ 12.25

4.03E-08

LE2-14-280

29

280

304

302

≤ 13.25

4.62E-08

LE2-14-320

33

320

344

342

≤ 14.25

5.21E-08

LE2-14-360

37

360

384

382

≤ 15.25

5.80E-08

LE2-14-400

41

400

424

422

≤ 16.25

6.39E-08

LE2-14-440

45

440

464

462

≤ 17.25

6.98E-08

LE2-14-480

49

480

504

502

≤ 18.25

7.57E-08

LE2-14-520

53

520

544

542

≤ 19.25

8.16E-08

LE2-14-560

57

560

584

582

≤ 20.25

8.75E-08

LE2-14-600

61

600

624

622

≤ 21.25

9.34E-08

LE2-14-640

65

640

664

662

≤ 22.25

9.93E-08

LE2-14-680

69

680

704

702

≤ 23.25

1.05E-07

LE2-14-720

73

720

744

742

≤ 24.25

1.11E-07

LE2-14-760

77

760

784

782

≤ 25.25

1.17E-07

LE2-14-800

81

800

824

822

≤ 26.25

1.23E-07

LE2-14-840

85

840

864

862

≤ 27.25

1.29E-07

LE2-14-880

89

880

904

902

≤ 28.25

1.35E-07

LE2-14-920

93

920

944

942

≤ 29.25

1.41E-07

LE2-14-960

97

960

984

982

≤ 30.25

1.47E-07

LE2-14-1000

101

1000

1024

1022

≤ 31.25

1.52E-07

LE2-14-1040

105

1040

1064

1062

≤ 32.25

1.58E-07

LE2-14-1080

109

1080

1104

1102

≤ 33.25

1.62E-07

LE2-14-1120

113

1120

1144

1142

≤ 34.25

1.70E-07

LE2-14-1160

117

1160

1184

1182

≤ 35.25

1.76E-07

LE2-14-1200

121

1200

1224

1222

≤ 36.25

1.82E-07

LE2-14-1240

125

1240

1264

1262

≤ 37.25

1.91E-07

LE2-14-1280

129

1280

1304

1302

≤ 38.25

1.94E-07

LE2-14-1320

133

1320

1344

1342

≤ 39.25

1.98E-07

LE2-14-1360

137

1360

1384

1382

≤ 40.25

2.06E-07

LE2-14-1400

141

1400

1424

1422

≤ 41.25

2.11E-07

LE2-14-1440

145

1440

1464

1462

≤ 42.25

2.17E-07

LE2-14-1480

149

1480

1504

1502

≤ 43.25

2.22E-07

LE2-14-1520

153

1520

1544

1542

≤ 44.25

2.29E-07

LE2-14-1560

157

1560

1584

1582

≤ 45.25

2.35E-07

LE2-14-1600

161

1600

1624

1622

≤ 46.25

2.41E-07

LE2-14-1640

165

1640

1664

1662

≤ 47.25

2.47E-07

30 resolution-hand protection type

N:Lignt axes number;H:Detection height;P:Protection height;L:Light curtain height;PFHD:Probability of dangerous failure per hour

Specifications and Models

N

H

P

L

Response Time(ms)

PFHD

LE2-30-125

6

125

180

147

≤ 6.8

2.31E-8

LE2-30-200

9

200

255

222

≤ 7.55

2.62E-8

LE2-30-250

11

250

305

272

≤ 8.05

2.93E-8

LE2-30-275

12

275

330

297

≤ 8.3

3.24E-8

LE2-30-325

14

325

380

347

≤ 8.8

3.55E-8

LE2-30-375

16

375

430

397

≤ 9.3

3.86E-8

LE2-30-400

17

400

455

422

≤ 9.55

4.17E-8

LE2-30-450

19

450

505

472

≤ 10.05

4.48E-8

LE2-30-500

21

500

555

522

≤ 10.55

4.79E-8

LE2-30-525

22

525

580

547

≤ 10.8

5.10E-8

LE2-30-575

24

575

630

597

≤ 11.3

5.41E-8

LE2-30-625

26

625

680

647

≤ 11.8

5.72E-8

LE2-30-650

27

650

705

672

≤ 12.05

6.03E-8

LE2-30-700

29

700

755

722

≤ 12.55

6.34E-8

LE2-30-750

31

750

805

772

≤ 13.05

6.65E-8

LE2-30-775

32

775

830

797

≤ 13.3

6.96E-8

LE2-30-825

34

825

880

847

≤ 13.8

7.27E-8

LE2-30-875

36

875

930

897

≤ 14.3

7.58E-8

LE2-30-900

37

900

955

922

≤ 14.55

7.89E-8

LE2-30-950

39

950

1005

972

≤ 15.05

8.20E-8

LE2-30-1000

41

1000

1055

1022

≤ 15.55

8.51E-8

LE2-30-1025

42

1025

1080

1047

≤ 15.8

8.82E-8

LE2-30-1075

44

1075

1130

1097

≤ 16.3

9.13E-8

LE2-30-1125

46

1125

1180

1147

≤ 16.8

9.44E-8

LE2-30-1150

47

1150

1205

1172

≤ 17.05

9.75E-8

LE2-30-1200

49

1200

1255

1222

≤ 17.55

1.01E-7

LE2-30-1250

51

1250

1305

1272

≤ 18.05

1.04E-7

LE2-30-1275

52

1275

1330

1297

≤ 18.3

1.07E-7

LE2-30-1325

54

1325

1380

1347

≤ 18.8

1.1×E-7

LE2-30-1375

56

1375

1430

1397

≤ 19.3

1.13E-7

45 resolution-body protection type

N:Lignt axes number;H:Detection height;P:Protection height;L:Light curtain height;PFHD:Probability of dangerous failure per hour

Specifications and Models

N

H

P

L

Response Time(ms)

PFHD

LE2-45-120

4

120

205

142

≤ 6.7

1.85E-8

LE2-45-200

6

200

285

222

≤ 7.2

2.14E-8

LE2-45-240

7

240

325

262

≤ 7.45

2.43E-8

LE2-45-280

8

280

365

302

≤ 7.7

2.72E-8

LE2-45-320

9

320

405

342

≤ 7.95

3.01E-8

LE2-45-360

10

360

445

382

≤ 8.2

3.30E-8

LE2-45-400

11

400

485

422

≤ 8.45

3.59E-8

LE2-45-440

12

440

525

462

≤ 8.7

3.88E-8

LE2-45-480

13

480

565

502

≤ 8.95

4.17E-8

LE2-45-520

14

520

605

542

≤ 9.2

4.46E-8

LE2-45-560

15

560

645

582

≤ 9.45

4.75E-8

LE2-45-600

16

600

685

622

≤ 9.7

5.04E-8

LE2-45-640

17

640

725

662

≤ 9.95

5.33E-8

LE2-45-680

18

680

765

702

≤ 10.2

5.62E-8

LE2-45-720

19

720

805

742

≤ 10.45

5.91E-8

LE2-45-760

20

760

845

782

≤ 10.7

6.20E-8

LE2-45-800

21

800

885

822

≤ 10.95

6.49E-8

LE2-45-840

22

840

925

862

≤ 11.2

6.78E-8

LE2-45-880

23

880

965

902

≤ 11.45

7.07E-8

LE2-45-920

24

920

1005

942

≤ 11.7

7.36E-8

LE2-45-960

25

960

1045

982

≤ 11.95

7.65E-8

LE2-45-1000

26

1000

1085

1022

≤ 12.2

7.94E-8

LE2-45-1040

27

1040

1125

1062

≤ 12.45

8.23E-8

LE2-45-1080

28

1080

1165

1102

≤ 12.7

8.52E-8

LE2-45-1120

29

1120

1205

1142

≤ 12.95

8.81E-8

LE2-45-1160

30

1160

1245

1182

≤ 13.2

9.10E-8

LE2-45-1200

31

1200

1285

1222

≤ 13.45

9.39E-8

LE2-45-1240

32

1240

1325

1262

≤ 13.7

9.68E-8

LE2-45-1280

33

1280

1365

1302

≤ 13.95

9.97E-8

LE2-45-1320

34

1320

1405

1342

≤ 14.2

1.02E-7

LE2-45-1360

35

1360

1445

1382

≤ 14.45

1.05E-7

LE2-45-1400

36

1400

1485

1422

≤ 14.7

1.08E-7


Model Description

图片1.png
Note:
  1. The default output mode of the light curtain is PNP; an NPN output mode can be selected by adding "-N" after the model number.

  2. The default detection distance of the light curtain is Type A: 0~6 meters; Type B (0~15 meters) can be selected by adding "-B" after the model number.


Technical Parameters

Safety Category

IEC61496-1

Type 2

ISO13849-1

Category 2

Performance level(PL)in accordance to

IS013849-1


PLc

Detection Accuracy

14mm

30mm

45mm

Detection Distance

0-6m/0-15m

Effective aperture angle(EAA)in accordance to

IEC61496-2

When the detection distance is more than 3m,EAA<10°

Detection Height

See the model table

Light source

Infrared LED(wavelength 940nm)

Environmental Characteristics

Operating ambient temperature

-10℃~+55℃

Storage ambient temperature

-10℃~+70℃

Environmental humidity

0℃~+55℃

Relative humidity(non-condensing)

0~95%

Light interference resistance

incandescent lamp:1500Lux

fluorescent lamp:1500Lux

sunlight:5000Lux

Vibration resistance

meet IEC60068-2-6;2008

Homologous light interference

/

Impact resistance

meet IEC68-2-29;(1987 第二版)

Protection level

IP65/IP67

Material

Housing

Aluminum

End cap

Nylon

Optical cover plate

Polycarbonate(PC)

Transmission line

RVVP

 Electrical Charateristics

Power supply voltage

24VDC±20%(ripple ±5%)

Current consumption(no-load)

tranmitter:<100mA;receiver:<100mA

Response time

See the model time

Start-up time

<2S

Detection function

power-on self-test,periodic detection

Protection circuits

overvoltage protection,overcurrent protection,output short-circuit protection



Safety output

(OSSDs)

PNP transistor output ×2,in ON state,load current≤ 200mA,output voltage Vcc-2V; In OFF state,leakage current ≤ 1mA,residual voltage <1V(excluding the influence of wire length);capacitive load:0.3uF,inductive load:2H

NPN transistor ×2,in ON state,load current≤ 200mA,output voltage≤ 2V;in OFF state,leakage current≤ 1mA,residual voltage ≤ 2V(excluding the influence of wire length);capacitive load:  0.3uF,inductive load:2H


Wiring Diagram

图片2.png

Name

Color

Instruction

Tranmitter

Brown

+24VDC supply voltage,direct current 24V

Blue

GND power supply 0V

Yellow

shielded wire

Receiver

Brown

+24VDC supply voltage,direct current 24V

Blue

GND power supply 0V

Yellow

shielded wire

Blace

OSSD1

White

OSSD2

Gray

/

图片3.png


Grating body parameters

图片4.png图片5.png


 Common Troubleshooting

LED indicator light

Instructions

Tranmitter

yellow light flashing

power failure

red light flashing

hardware failure

green light on

light-passing state

Receiver

yellow light flashing

power failure

red light flashing slowly

hardware failure

red light flashing quickly

OSSD pulse detection fault

red light on

light-blocking state or misalignment

green light on

light-passing state


Installation Method

Installation method B (back slider)

图片6.png

L1 installation method with L1 sliding mounting bracket

图片8.png

L2 installation method with two-end mounting brackets

图片7.png

Letter

Meaning and Value

H

Detection height(see the GM2W safety light curtain specification and model list)

L

grating body height(see the GM2W safety light curtain speicification and model list)

B

H+94mm

A1

H+70mm

A2

less than or equal to  H-40



Dimensional drawing of mounting accessories

Installation method B:back slider

L1 sliding mounting bracket:L1 bracket(musted be used with B mounting slider)

图片9.png图片10.png

L2 two-end mounting bracket :L2 bracket(must be installed in coujunction with L21 and L22)

图片11.png图片12.png



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400-881-6062

Lihong Safety Equipment Engineering (Shanghai) Co., Ltd.

E-Mail: info@lh-safety.com

Address: 581 Xiuchuan Road, Chuansha Town, Pudong New District, Shanghai

(Greenland East Coast International Plaza-Room A 313)

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