B-9
(A) 
Photo
electric 
sensor
(B) 
Fiber
optic
sensor
(C) 
Door/Area
sensor 
(D) 
Proximity
sensor 
(E) 
Pressure
sensor 
(F) 
Rotary
encoder 
(G) 
Connector/
Socket 
(H)
Temp.
controller
(I)
SSR/
Power
controller
(J) 
Counter 
(K) 
Timer 
(L) 
Panel
meter 
(M)
Tacho/
Speed/ Pulse
meter 
(N)
Display
unit
(O)
Sensor
controller 
(P)
Switching
power
supply 
(Q)
Stepping
motor&
Driver&Controller
(R)
Graphic/
Logic
panel
(S)
Field
network
device
(T) 
Software
(U) 
Other
 Specifications
※
 
The temperature or humidity mentioned in Environment indicates a non freezing or condensation environment.
BF5 Series                                   Fiber Optic Amplier 
Please read “Caution for your safety” in operation
manual before using.
Dual digital display type fiber optic amplifiers
 Features
● Dual-display for light incident level and setting value(BF5 -D)
● Minute object sensing available with 1/10,000 high resolution
● Enables to detect with high-speed(20,000 times per sec.) moving objects
● 4 response speeds
   : Ultra fast mode(50
㎲
), high speed mode(150
㎲
),
     standard mode(500
㎲
), long distance mode(4ms)
● Long lasting amplifier regardless of element’s life degradation 
   or temperature change
● Multiple sensitivity setting modes available
   : auto tuning, 1 point(maximum sensitivity), 2 point, positioning teaching
● Up to 8 units enable to stack with mutual interference prevention function 
   using side connectors
● Auto channel setting function for multiple installations
● Slim design(W10×H30×L70mm)
Model
Display type Dual Display type  Single Display type 
NPN open collector output
BF5R-D1-N  BF5G-D1-N  BF5B-D1-N  BF5R-S1-N 
PNP open collector output
BF5R-D1-P  BF5G-D1-P  BF5B-D1-P  BF5R-S1-P 
Light source
Red LED
(660nm, modulated)
Green LED
(530nm, modulated)
Blue LED
(470nm, modulated)
Red LED
(660nm, modulated)
Power supply 12-24VDC±10% 
Current consumption Max. 50mA
Operation mode Light ON / Dark ON Selectable
Control output
NPN or PNP open collector
●Load voltage: Max. 24VDC  ●Load current: Max. 100mA  ●Residual voltage
 -
 NPN:Max. 1V, PNP:Max. 3V
Protection circuit Reverse polarity protection, overcurrent protection, surge absorption
Response time Ultra Fast : 50
㎲
, Fast : 150
㎲
,STD : 500
㎲
, Long : 4ms Fast : 150
㎲
, STD : 500
㎲
, Long : 4ms
Display method
●Incident light level: Red, 4digit, 7Segment
●SV : Green, 4digit, 7Segment
●Main output indicator : Red LED
●Incident light level / SV : Red, 4digit, 7Segment
●Main output indicator : Red LED
Display function
Incident light level / SV display [4,000/10,000 resolution], Percentage display, High/Low peak value display,  
Normal / Reversed display
Sensitivity setting
Auto tuning, 1 point teaching,
2 point teaching, Positioning teaching
Auto tuning
Mutual interference
prevention
Max. 8 unit sets (Automatically set regardless of response time)
Initializing Initializing to factory mode
-
Energy saving Normal / Energy saving 1 / Energy saving 2
-
Timer OFF, OFF Delay, ON Delay, One-shot OFF, 10ms OFF Delay timer, 40ms OFF Delay timer
Insulation resistance Min. 20MΩ(at 500VDC megger)
Dielectric strength 1,000VAC 50/60Hz for 1 min.
Vibration 1.5mm amplitude at frequency of 10 to 55Hz(for 1 min.) in each X, Y, Z directions for 2 hours
Shock 500m/s
2
(Approx. 50G) in each X, Y, Z directions for 3 times
Environ-
ment
Ambient illumination
Incandescent lamp : Max. 3000
㏓
 Sunlight : Max. 11000
㏓
 
Ambient temperature
-10 to 50
℃
, storage: -20 to 70
℃
Ambient humidity
35 to 85%RH, storage: 35 to 85%RH
Protection IP40(IEC standards)
Material Case : PBT, Cover : PC
Fiber cable
Tightening torque
Min. 2kgf
Accessory
Connector type wire(ø4, 3-wire, 2m) (AWG22, Core diameter: 0.08mm, Number of cores: 60,
Insulator out diameter: ø1.25mm), Side connector
Approval
Unit weight Approx. 20g
Line-up
PNP output model