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Photoelectric Sensors BOS 18M
Laser retro-reflective sensor with polarizing filter
Small part detection
Fig. 6: Object size detection depending on distance
Sensing range
Fig. 7: Sensing range depending on reflector
Light spot size
Fig. 8: Light spot size depending on distance
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Technical Data
Optical
Functional principle
retro-reflective
Sensing range with reflector BOS R-22 16 m
Blind zone
30 mm
Light type
Laser red light
Wave lenght λ
655 nm
Polarizing filter
yes
Laser class IEC 60825-1:2014
1
Pulse width
4.4 µs
Pulse power
1.7 mW
Average power
< 70 µW
Pulse frequency Laser
7.7 kHz
Beam characteristics
collimated
Light spot size, typical
Ø 10 mm at 16 m
Electrical
Supply voltage U
10...30 V DC
B
Reverse polarity protected
yes
Rated operating voltage U
24 V DC
e
No-load current I
< 15 mA
O
Effective operating current I
75 mA
e
Short circuit protected
yes
Max. capacitance for U
0.1 µF
e
Voltage drop U
at I
1.5 V
d
e
Turn-on delay
< 0.5 ms
< 0.5 ms
Turn-off delay
Switching frequency f
1000 Hz
Switching output
see type list
Switching function
see type list
Output function optical
BOS 18M-PS-...-S4
dark-on (Pin 4)
light-on (Pin 2)
BOS 18M-PA-/-NA-...-S4
dark-on (Pin 4)
light-on (Pin 4)
BOS 18M-PA-...-S4S
dark-on (Pin 2)
Sensitivity setting
single turn potentiometer
Utilization category
DC 13
Protection class
II
Rated insulation voltage
75 V DC
Mechanical
Connection type
M12-connector, 4-pin
Housing material
CuZn nickel plated
Active surface material
Glass
Tightening torque
area B1 (fig. 2)
15 Nm
area B2
30 Nm
Housing dimensions
75 mm, Ø M18x1
Weight
< 50 g
Ambient
Ambient temperature T
–5... +55 °C
a
Enclosure rating per IEC 60529
IP 67
Ambient light rejection
10 kLux
Balluff GmbH
Schurwaldstrasse 9
73765 Neuhausen a.d.F.
Phone + 49 7158 173-0
Fax +49 7158 5010
balluff@balluff.de
www.balluff.com
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