Safety Light Curtain


Category 4, 3, 2, 1, or B, Opaque object 20-dia. mm, 18 beams, Protective height 275 mm, 0.2 to 9 m, Two NPN transistor outputs, Safety output: Light-ON

Applicable safety category Category 4, 3, 2, 1, or B
Minimum sensing object Opaque object 20mm dia.
Beam gap (P) 15 mm
Number of beams (n) 18
Protective height (PH) 275 mm
Control output Two NPN transistor outputs
Series connection Number of connections: 4 Set max.
Total number of beams: 400 max.
Maximum cable length for 2 sets: 15 m max.
Connection method Connectors (M12, 8-pin)

Item list of F3SJ Series

  • Ratings / Performance
Applicable safety categoryCategory 4, 3, 2, 1, or B
Minimum sensing objectOpaque object 20mm dia.
Beam gap (P)15 mm
Number of beams (n)18
Protective height (PH)275 mm
Lens diameterDiameter 5 mm
Sensing distance0.2 to 9 m
Response time (ON -> OFF)11 ms max.
Response time (OFF -> ON)44 ms max.
Startup waiting time2 s Max. (2.2 s Max. in case of series connection)
Power supply voltage (Vs)24 VDC -20% to 20% (Ripple (p-p): 10 % Max.)
Current consumption (no load)Emitter: 76 mA max.
Receiver: 68 mA max.
Light sourceInfrared LED (870 nm)
Control output (OSSD)Two NPN transistor outputs
Load current: 300 mA max.
Residual voltage: 2 V max.
Leak current: 2 mA max.
Output operation modeSafety output: Light-ON
Series connectionNumber of connections: 4 Set max.
Total number of beams: 400 max.
Maximum cable length for 2 sets: 15 m max.
Test functionsSelf test (when power is turned ON and while power is supplied, one cycle during response time)
External test (light emission stop function by test input)
Connection methodConnectors (M12, 8-pin)
Protective circuitOutput short-cut protection
Power supply reverce polarity protection
Ambient temperatureOperating: -10 to 55 ℃
Storage: -30 to 70 ℃
Ambient humidityOperating: 35 to 85%RH
Storage: 35 to 95%RH
Ambient illuminanceIncandescent lamp: 3000 lx Max., Sunlight: 10000 lx Max.
Insulation resistance20 MOhm Min. at 500 VDC
Degree of protection (IEC60529)IP65
Dielectric strength1000 VAC at 50/60 Hz for 1 minute
Vibration resistance10 to 55 Hz, Double-amplitude: 0.7-mm, for 20 sweeps each in X, Y and Z directions
Shock resistance100 m/s**2, for 1000 times each in X, Y, and Z directions
MaterialCase: Aluminum, Zinc diecast
Optical cover: PMMA (Acrylic resin)
Cap: ABS resin
Cable: Oil-proof PVC
Mass(Package)Approx. 1512.5 g
AccessoriesInstruction manual, Mounting brackets (top and bottom), Mounting brackets (intermediate), Error mode label, User's Manual (CD-ROM)
  • Dimensions


Safety Light Curtain

F3SJ Series

about this Product