Technical Parameters
| Parameter of safety light curtain | |
| Supply voltage | DC24V±20% |
| Capacity | <5W |
| Beam space | 20mm、40mm |
| Resolution | 30mm、50mm |
| Beams | 20mm : 8, 16, 24……160 40mm : 8, 16, 24……80 |
| Protective height | Protective height =(N-1)*beam gap,N is beam quantity |
| Wave length | 940nm |
| Response time | Response time =(N * 0.1ms) + 0.4ms, N is beam quantity |
| Type of output(OSSD) | PNP or NPN Load current ≤ 200mA, residual voltage ≤ 1V (except for voltage drop caused by cable extension)and leakage current ≤ 1mA. |
| Protective circuit | Overload voltage protection, power supply reverse polarity protection, over current protection. |
| Sensing distance | 0.1~2m、0.1~5m, 0.1~10m, 0.1~20m (remark: If have light reflection, please let us know) |
| Anti-optical interference | 10000Lux(angle >5°) |
| Sensing method | Thru-beam |
| Synchronization | Wire synchronization |
| Enclosure material | Aluminum alloy |
| Enclosure rating | IP65 |
| Housing cross-section | 35*50mm |
| Vibration resistance | 10Hz~55Hz,double amplitude each in X、Y、Z directions for 20 times. |
| Ambient operating temperature | -10℃~55℃(with no freezing) |
| Storage temperature | -30℃~70℃(with no freezing) |
| Ambient operating humidity | When temperature is 20℃,humidity max 85% |
Wire Connection
| NPN |
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| PNP |
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Model Selection(e.g.: ESP1620L1NCC-5)

Product Size

A1: Upper cover A2: Bottom cover+ aviation cap B1: Upper stop-work range B2: Bottom stop-work range D: Beam space H: Protective height L: Total height | A1=20mm; A2=25mm When D=20mm,B1=10mm; B2=35mm When D=40mm,B1=10mm; B2=35mm H is protective height: H=(beams-1)*beam space L is total height: L=A1+A2+B1+B2+H |
Option for Brackets
Beam space 20mm
| Beams | Protective Height (mm) | Total Height (mm) | Model | 3D File |
| 8 | 140 | 230 | ESP0820 | Download |
| 16 | 300 | 390 | ESP1620 | Download |
| 24 | 460 | 550 | ESP2420 | Download |
| 32 | 620 | 710 | ESP3220 | Download |
| 40 | 780 | 870 | ESP4020 | Download |
| 48 | 940 | 1030 | ESP4820 | Download |
| 56 | 1100 | 1190 | ESP5620 | Download |
| 64 | 1260 | 1350 | ESP6420 | Download |
| 72 | 1420 | 1510 | ESP7220 | Download |
| 80 | 1580 | 1670 | ESP8020 | Download |
| 88 | 1740 | 1830 | ESP8820 | Download |
| 96 | 1900 | 1990 | ESP9620 | Download |
| 104 | 2060 | 2150 | ESP10420 | Download |
| 112 | 2220 | 2310 | ESP11220 | Download |
| 120 | 2380 | 2470 | ESP12020 | Download |
| 128 | 2540 | 2630 | ESP12820 | Download |
| 136 | 2700 | 2790 | ESP13620 | Download |
| 144 | 2860 | 2950 | ESP14420 | Download |
| 152 | 3020 | 3110 | ESP15220 | Download |
| 160 | 3180 | 3270 | ESP16020 | Download |
Beam space 40mm
| Beams | Protective Height (mm) | Total Height (mm) | Model | 3D File |
| 8 | 280 | 370 | ESP0840 | Download |
| 12 | 440 | 530 | ESP1240 | Download |
| 16 | 600 | 690 | ESP1640 | Download |
| 20 | 760 | 850 | ESP2040 | Download |
| 24 | 920 | 1010 | ESP2440 | Download |
| 28 | 1080 | 1170 | ESP2840 | Download |
| 32 | 1240 | 1330 | ESP3240 | Download |
| 36 | 1400 | 1490 | ESP3640 | Download |
| 40 | 1560 | 1650 | ESP4040 | Download |
| 44 | 1720 | 1810 | ESP4440 | Download |
| 48 | 1880 | 1970 | ESP4840 | Download |
| 52 | 2040 | 2130 | ESP5240 | Download |
| 56 | 2200 | 2290 | ESP5640 | Download |
| 60 | 2360 | 2450 | ESP6040 | Download |
| 64 | 2520 | 2610 | ESP6440 | Download |
| 68 | 2680 | 2770 | ESP6840 | Download |
| 72 | 2840 | 2930 | ESP7240 | Download |
| 76 | 3000 | 3090 | ESP7640 | Download |
| 80 | 3160 | 3250 | ESP8040 | Download |


