Technical parameter
Product specification
| Model | SFT-820M | SFT-832M |
| Number of diodes | 17 Pairs | 32 Pairs |
| Distance between diodes | 118mm | 59mm |
| Maximum beams(distance ≥ 400mm) | 94 Beams | 154 Beams |
| Minimum beams(distance<400mm) | 33 Beams | 94 Beams |
| Highest beam | ≥1840mm | |
| Lowest beam | ≤20mm | |
| Size | 10.3mm(thickness)×29mm(width)×2000mm(height) | |
| Detecting distance | 0-4000mm | |
| Vertical displacement at 0mm | ±20mm | |
| Horizontal displaoement at Omm | ±3mm | |
| Angular displacement at 50mm | ±7° | |
| work reliability | 2 million door movements | |
| Light immunity | ≥100,000LUX | |
| EMC compliance | Emissions to EN12015,Immunity to EN12016 | |
| Operating temperature range | -20℃~+65℃ | |
| IP Rating | IP65 | |
| Vibration test | The vibration freouency is 10-55HZ,the amplitude is 0.75mm Vibration directionX,Y,Zthree axial each 50min | |
| Respones Time(NPN cr PNP) | 45ms | 65ms |
| Respones Time(Relay) | 60ms | 80ms |

