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EFB anti-explosion safety light curtain

EFB series anti-explosion safety light curtain, is mainly used to isolate safety light curtain for explosion protection. It is suitable for explosive gas environment zone 1 and zone 3 hazardous locations, IIA, IIB, IIC level explosive gas environment, and combustible dust environment in zone 20, zone 21 and zone 22, the temperature group is TI-T6 in environmental, petrochemical, offshore drilling platforms, metallurgy, medicine, light industry, textile, wine, paint, coatings, food, biological engineering and military facilities and other factories.


Product Details
Product details

Characteristics

1.Long sensing distance to 30m; 

2.Adopting duall-circuit self-checking output design method, high safety and reliability;

3.Strong anti-electromagnetic interference ability, which can effectively resist various electronic interference effects of equipment motors.

4.Adopt CP synchronization technology, strong anti-light interference ability;

5.The shell of this product is welded with hight-quality steel plate or stainless steel, and the surface is sprayed with powder electrostatically after high speed polishing;

6. The installation is simple and easy for upper and bottom fixing;

7.Various model for clients customization, height range 355-1835 mm for choosing;

8.Wiring method, steel pipe or cable explosion-proof hose can be used;



Model selection sheet:(1.Click "beam gap" to choose what you need; 2. welcome to contact sales to help)

Beam gap 40mm Beam gap 20mm Beam gap 10mm
Beam NOProtective heightTotal heightModel
08n280mm616mmEFB-EX-N0840
10n360mm696mmEFB-EX-N1040
12n440mm776mmEFB-EX-N1240
14n520mm856mmEFB-EX-N1440
16n600mm936mmEFB-EX-N1640
18n680mm1016mmEFB-EX-N1840
20n760mm1096mmEFB-EX-N2040
22n840mm1176mmEFB-EX-N2240
24n920mm1256mmEFB-EX-N2440
26n1000mm1336mmEFB-EX-N2640
28n1080mm1416mmEFB-EX-N2840
30n1160mm1496mmEFB-EX-N3040
32n1240mm1576mmEFB-EX-N3240
34n1320mm1656mmEFB-EX-N3440
36n1400mm1736mmEFB-EX-N3640
38n1480mm1816mmEFB-EX-N3840
40n1560mm1896mmEFB-EX-N4040
42n1640mm1976mmEFB-EX-N4240
44n1720mm2056mmEFB-EX-N4440
Beam NOProtective HeightTotal HeightModel
16n300mm616mmEFB-EX-N1620
18n340mm656mmEFB-EX-N1820
20n380mm696mmEFB-EX-N2020
22n420mm736mmEFB-EX-N2220
24n460mm776mmEFB-EX-N2420
26n500mm816mmEFB-EX-N2620
28n540mm856mmEFB-EX-N2820
30n580mm896mmEFB-EX-N3020
32n620mm936mmEFB-EX-N3220
34n660mm976mmEFB-EX-N3420
36n700mm1016mmEFB-EX-N3620
38n740mm1056mmEFB-EX-N3820
40n780mm1096mmEFB-EX-N4020
42n820mm1136mmEFB-EX-N4220
44n860mm1176mmEFB-EX-N4420
46n900mm1216mmEFB-EX-N4620
48n940mm1256mmEFB-EX-N4820
50n980mm1296mmEFB-EX-N5020
……………………
88n1740mm2056mmEFB-EX-N8820
Beam gapProtective heightTotal heightModel
32n310mm616mmEFB-EX-N3210
36n350mm656mmEFB-EX-N3610
40n390mm696mmEFB-EX-N4010
44n430mm736mmEFB-EX-N4410
48n470mm776mmEFB-EX-N4810
52n510mm816mmEFB-EX-N5210
56n550mm856mmEFB-EX-N5610
60n590mm896mmEFB-EX-N6010
64n630mm936mmEFB-EX-N6410
68n670mm976mmEFB-EX-N6810
72n710mm1016mmEFB-EX-N7210
76n750mm1056mmEFB-EX-N7610
80n790mm1096mmEFB-EX-N8010
84n830mm1136mmEFB-EX-N8410
88n870mm1176mmEFB-EX-N8810
92n910mm1216mmEFB-EX-N9210
96n950mm1256mmEFB-EX-N9610
100n990mm1296mmEFB-EX-N10010
……………………
176n1750mm2056mmEFB-EX-N17610
Model selecting rule

Technical parameter

PowerDC10V~30V
Watt<5W
Beam gap10mm、20mm、40mm
Resolution20mm、30mm、50mm
Beam NO10mm gap:32、36、40……176
20mm gap:16、18、20……88
40mm gap:8、10、12……44

Protective Height

Protective height :H =(N-1)*beam gap,N means beam NO
Light source940nm
Response  timeResponse time =(N * 0.1ms) + 0.4ms(N means beam NO)
Safety output(OSSD)PNP: load current <200mA, the residual voltage is below 1V (except the voltage drop caused by the extension of the cable), and the leakage current is below 1mA; 
PNP: load current <200mA, the residual voltage is below 1V (except the voltage drop caused by the extension of the cable), and the leakage current is below 1mA; 
Protection circuitPower supply overvoltage protection, reverse polarity protection and output over-current protection
Sensing distance0~5m、0~10m、0~20m、0~30m
Anti-light interference10000Lux(incidence angle I >5°)
TheoryThru-beam
Synchronization methodCP wire synchronization
Shell materialAluminum alloy
Protection ratingIP65
Section size35*50mm
Anti-vibration abilityFrequency10Hz~55Hz,amplitude 0.35±0.05mm,X、Y and Z directions 20 times
Working  environment temperature-10℃-55℃(non-condensing)
Storage temperature-30℃~70℃(non-condensing
Humiditywhen 20℃,the relative humidity of air is <85%

Wire:

NPN wire connectionPNP wire connection

Size picture:


B1:Upper blind area
B2: Bottom blind area
D:Beam gap (10mm/20mm/40mm)
 H: Light curtain protection height
L:Total height
When D is 10mm:B1 size is 10mm;B2 size is 35mm.
When D is 20mm:B1 size is15mm;B2 size is 40mm.
When D is 40mm:B1 size is 15mm;B2 size is 40mm.
H is protective height:H=(beam NO-1)* beam gap
L is total height: L=blind area B1+ total area+ B2



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