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| ·The shooting distance is far, up to 30 meters. ·The design mode of double-loop self-check output is adopted, which has high safety and reliability. ·Strong anti-electromagnetic interference ability, which can effectively resist various electromagnetic interference effects of equipment motors. ·Using line synchronization technology, it has strong anti-optical interference ability. ·The shell of this product is welded with high-quality steel plate or stainless steel, and the surface is sprayed with electrostatic powder after high-speed shot blasting. ·Designed by fixing the upper and lower ends, the installation is simple. ·There are various models, and the height of 355~1835mm can be selected. ·Wiring mode, steel pipe or cable, explosion-proof hose can be used. |
| ▊ | Specifications: 30mm resolution, optical axis spacing20 |  |
shape | name | model | resolution ratio | Beam number | Effective protection height |
 | Explosion-proof safety grating | LN4-30-610-NX | 30 | 32 | 300 |
Explosion-proof safety grating | LN4-30-650-NX | 30 | 36 | 340 | |
Explosion-proof safety grating | LN4-30-690-NX | 30 | 40 | 380 | |
Explosion-proof safety grating | LN4-30-730-NX | 30 | 44 | 420 | |
Explosion-proof safety grating | LN4-30-770-NX | 30 | 48 | 460 | |
 | Explosion-proof safety grating | LN4-30-810-NX | 30 | 52 | 500 |
Explosion-proof safety grating | LN4-30-850-NX | 30 | 56 | 540 | |
Explosion-proof safety grating | LN4-30-890-NX | 30 | 60 | 580 | |
Explosion-proof safety grating | LN4-30-930-NX | 30 | 64 | 620 | |
Explosion-proof safety grating | LN4-30-970-NX | 30 | 68 | 660 | |
Explosion-proof safety grating | LN4-30-1010-NX | 30 | 72 | 700 | |
Explosion-proof safety grating | LN4-30-1050-NX | 30 | 76 | 740 | |
Explosion-proof safety grating | LN4-30-1090-NX | 30 | 80 | 780 | |
Explosion-proof safety grating | LN4-30-1130-NX | 30 | 84 | 820 | |
Explosion-proof safety grating | LN4-30-1170-NX | 30 | 88 | 860 | |
 | Explosion-proof safety grating | LN4-30-1210-NX | 30 | 92 | 900 |
Explosion-proof safety grating | … | 30 | … | … | |
Explosion-proof safety grating | LN4-30-2050-NX | 30 | 176 | 1740 |
| ▊ | Product dimension diagram |
 |
B1：Photosensitive upper blind zone When the d-scale is10mm時：B1Chiwei10mm;B2Chiwei35mm. B2：Blind spot under light exposure whenDChiwei20mm時：B1Chiwei15mm;B2Chiwei40mm D：Optical axis spacing(10mm/20mm/40mm) whenDChiwei40mm時：B1Chiwei15mm;B2Chiwei60mm H: Grating protection degree LIs the grating total degree： L=Photosensitive upper and lower blind zone ruler+protection L：Grating total HIs the protection degree of grating: H= (number of optical axes -1)* optical axis spacing. |
| ▊ | hookup |
 |
| ▊ | technical parameter |
Power supply | DC10V~30V |
power | <5W |
Optical axis spacing | 20mm |
resolution ratio | 30mm |
Optical axis number | 20mmspacing：16、18、20……88 |
Protection degree | Protection H =(N-1)* optical axis spacing, n is the number of optical axes. |
Response time | 940nm |
Response time | Response time =(N * 0.1ms)+0.4m(s N is the number of optical axes). |
Safe output （OSSD） | The output of PNP transistor, the load current is less than 200mA, the residual voltage is less than 1V (except the voltage drop caused by cable delay), and the leakage current is less than 1mA. |
protective circuit | Power overvoltage protection, reverse polarity protection and output overcurrent protection. |
Opposite distance | 0.1~5m、0.1~10m、0.1~20m（Note: Special remarks are required in case of reflection.） |
Anti-light interference | 10000Lux(shootI >5°） |
Light curtain form | Opposite type |
Synchronous type | Line synchronization |
Shell material | Aluminium alloy |
Enclosure protection grade | IP65 |
Cut ruler | 35*50mm (Note: the section of explosion-proof shell is 100*100mm) |
Anti-vibration energy | The frequency is 10Hz~55Hz, the amplitude is 0.35±0.05mm, and the frequency is 20 times in X, Y and Z directions respectively. |
Operating ambient temperature | -10℃~55℃（coagulate） |
Storage ambient temperature | -30℃~70℃（coagulate） |
Humidity of working environment | Air relative humidity at 20℃<85% |
| ▊ | 應用場景 |
 | It is mainly used for isolating and explosion-proof, and it is suitable for explosive environment in Zone 1 and Zone 2, explosive environment in Class IIA, IIB and IIC, combustible dust environment in Zone 20, Zone 21 and Zone 22, environment with temperature group T1?T6, petrochemical, offshore drilling platform, metallurgy, medicine, light, textile, wine making, painting, products, engineering and military facilities, etc. |
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)
Copyright ? Lihong Safety Equipment Engineering (Shanghai) Co., Ltd. ICP19034341-1 Technical Support: lanjujing
