Datasheet

2
B5W-LB series Light Convergent Reflective Sensor
B
5
W
-
L
B
Ratings and Specifications
Digital output models
I/O Circuit Diagrams
NPN output
Sensing method Light Convergent Reflective
Item Model NPN output B5W-LB1112-1 B5W-LB1122-1 B5W-LB2112-1 B5W-LB2122-1
Sensing dis-
tance
White paper 2 to 10 mm 10 to 55 mm
Black paper 3 to 8 mm 10 to 40 mm
Non-sensing distance
(White paper)
20 mm min. 85mm min.
Minimum detectable object
(refernce value)
0.05 mm dia. 0.15 mm dia.
Differential travel 20% max.
Light source (wavelength) Infrared LED (850 nm)
Power supply voltage 24 VDC ±10%, including 10% ripple (p-p)
Current consumption 15 mA max. (at 26.4 VDC) 20mA max. (at 26.4 VDC)
Operating mode Light-ON Dark-ON Light-ON Dark-ON
Control output
Load power supply voltage: 26.4 VDC, load current: 50 mA max.
Residual voltage; 0.8 V max. at 50 mA load current and 0.32 V at 10 mA load current,
Open collector output (NPN)
Indicator Not supported
Response time Operate/reset: 1 ms max.
Ambient illumination Incandescent lamp: 3,000 lx max., Sunlight: 10,000 lx max.
Ambient temperature range Operating: -10 to +60°C, Storage: -25 to +80°C (with no icing or condensation)
Vibration resistance 10 to 55 Hz, 1.5-mm double amplitude for 2 h each in X, Y, and Z directions
Shock resistance 500 m/s
2
for 3 times each in X, Y, and Z directions
Degree of protection IEC IP50 (not including terminals)
Connecting method Connector models
Weight (unit only) Approx 1.6 g Approx 3.4 g
Material
Case Polycarbonate (PC)
Lens Acrylic (PMMA)
Cover Polycarbonate (PC)
Model
Operating
mode
Timing charts Output circuit
B5W-LB1112-1
B5W-LB1122-1
B5W-LB2112-1
B5W-LB2122-1
Light-ON
ON
Dark-ON
ON
Incident light
No incident light
ON
OFF
Operate
Reset
Output
transistor
Load
3
2
1
24 VDC
0 V
Main
Circuit
Load
Sensor
Terminal No. Name
1GND
2 Vout
3Vcc
Incident light
No incident light
ON
OFF
Operate
Reset
Output
transistor
Load