SND/E series cascade light curtain
characteristic：◆Canprovide2,3,or4cascadedlightcurtainswithmultiplewiringmethods；◆Completespecificationsandmodels,convenientinstallation,andsimplewiring；◆Comprehensiveselfinspectionfunction；◆Strongresi...
characteristic：
◆Can provide 2, 3, or 4 cascaded light curtains with multiple wiring methods；
◆Complete specifications and models, convenient installation, and simple wiring；
◆Comprehensive self inspection function；
◆Strong resistance to electromagnetic and optical interference；
◆Equipped with working status, wiring, and fault indication functions；
◆Dual PNP output with security monitoring (dual NPN output)；
◆The first level safety light curtain can be used separately with special tools.
Technical parameters:
| protective length | SND: 0-8000mm | SNE: 0-20000mm |
| protection height | 光軸間距×(光束數-1) | |
| Beam pitch | 20mm, 40mm, 80mm | 20mm, 40mm, 80mm |
| check the accuracy | 30mm, 50mm, 100mm | 40mm, 60mm, 100mm |
| Working power supply | DC12V-24V | |
| Working current | <200mA | |
| LOAD | <200mA | |
| response time | secondary<20ms; 3、 Level 4≤50ms | |
| Diagnostic Coverage | >99% | |
| Mean time between dangerous failures | 200a | |
| security level | PL e (EN ISO 13849) | |
| protection grade | IP65 | |
| operation temperature | –10°C ~ +55°C | |
| ambient humidity | 20°C, RH ≤85% | |
| Anti light interference | 10000Lux (incident angle≥5°) | |
| Anti vibration | frequency meter:10-55Hz, amplitude:0.35mm | |
| Impact resistance | 15g, 16ms, X,Y,Z-axis, 1000 times per axis | |
Selection Table：
| Beam pitch20mm | Beam pitch40mm | Beam pitch80mm | ||||||||||
| light beam | specifications | H | L | L1,L2,L3 | specifications | H | L | L1,L2,L3 | specifications | H | L | L1,L2,L3 |
| 2 | SND0280 | 80 | 210 | 235 | ||||||||
| 4 | SND0440 | 120 | 210 | 235 | SND0480 | 240 | 370 | 395 | ||||
| 6 | SND0640 | 200 | 290 | 315 | SND0680 | 400 | 530 | 555 | ||||
| 8 | SND0820 | 140 | 210 | 235 | SND0840 | 280 | 370 | 395 | SND0880 | 560 | 690 | 715 |
| 10 | SND1040 | 360 | 450 | 475 | SND1080 | 720 | 850 | 875 | ||||
| 12 | SND1220 | 220 | 290 | 315 | SND1240 | 440 | 530 | 555 | SND1280 | 880 | 1010 | 1035 |
| 14 | SND1440 | 520 | 610 | 635 | SND1480 | 1040 | 1170 | 1195 | ||||
| 16 | SND1620 | 300 | 370 | 395 | SND1640 | 600 | 690 | 715 | SND1680 | 1200 | 1330 | 1355 |
| 18 | SND1840 | 680 | 770 | 795 | SND1880 | 1360 | 1490 | 1515 | ||||
| 20 | SND2020 | 380 | 450 | 475 | SND2040 | 760 | 850 | 875 | SND2080 | 1520 | 1650 | 1675 |
| 22 | SND2240 | 840 | 930 | 955 | ||||||||
| 24 | SND2420 | 460 | 530 | 555 | SND2440 | 920 | 1010 | 1035 | ||||
| 26 | SND2640 | 1000 | 1090 | 1115 | ||||||||
| 28 | SND2820 | 540 | 610 | 635 | SND2840 | 1080 | 1170 | 1195 | ||||
| 30 | SND3040 | 1160 | 1250 | 1275 | ||||||||
| 32 | SND3220 | 620 | 690 | 715 | SND3240 | 1240 | 1330 | 1355 | ||||
| 34 | SND3440 | 1320 | 1410 | 1435 | ||||||||
| 36 | SND3620 | 700 | 770 | 795 | SND3640 | 1400 | 1490 | 1515 | ||||
| 40 | SND4020 | 780 | 850 | 875 | SND4040 | 1560 | 1650 | 1675 | ||||
| 44 | SND4420 | 860 | 930 | 955 | SND4440 | 1720 | 1810 | 1835 | ||||
| 48 | SND4820 | 940 | 1010 | 1035 | SND4840 | 1880 | 1970 | 1995 | ||||
| 52 | SND5220 | 1020 | 1090 | 1115 | SND5240 | 2040 | 2130 | 2155 | ||||
| 56 | SND5620 | 1100 | 1170 | 1195 | SND5640 | 2200 | 2290 | 2315 | ||||
| 60 | SND6020 | 1180 | 1250 | 1275 | SND6040 | 2360 | 2450 | 2475 | ||||
| 64 | SND6420 | 1260 | 1330 | 1355 | SND6440 | 2520 | 2610 | 2635 | ||||
| 68 | SND6820 | 1340 | 1410 | 1435 | SND6840 | 2680 | 2770 | 2795 | ||||
| 72 | SND7220 | 1420 | 1490 | 1515 | SND7240 | 2840 | 2930 | 2955 | ||||
H: Protection height, L: sensor height；
Can be combined arbitrarily, such as 2-stage cascade SND2820-1440-NPN-W; 3-stage cascade SND2820-1440-0880-NPN-W; 4-stage cascade SND2820-1440-0880-2020-NPN-W
