Sensor BJ
Sensor BJ
Specifications
Type Long distance sensing type
NPN open BJ15M-TDT BJ10M-TDT BJ3M-PDT BJ1M-DDT BJ300-DDT BJ100-DDT
BJ7M-TDT
collector output BJ15M-TDT-C BJ10M-TDT-C BJ3M-PDT-C BJ1M-DDT-C BJ300-DDT-C BJ100-DDT-C
Model
A-26
Long Sensing Distance/BGS Reflective/Micro Spot Type
Also the detecting distance can be configured with the sensitivity adjuster.
● Visible light source allows users to identify the sensing area, and the tiny
spot size minimizes influence from surrounding objects Transparent glass
MOTION DEVICES
● Check sensing area with visible micro spot (micro spot types) type
● Detect tiny objects (minimum target size: Ø0.2mm copper wire)
(spot size)
Commonness Ø5.0/4.5/6.5mm
● Compact size: W10.6 × H32 × L20mm
● Light ON/Dark ON operation mode switch (except BJG30-DDT)
● Sensitivity adjuster (except BJG3-DDT)
● Built-in reverse polarity protection circuit and
output short overcurrent protection circuit (A)
● Mutual interference prevention function (except BGS reflective type) Photoelectric
Sensors
● Excellent noise immunity and minimal influence from ambient light Micro spot type
● IP65 protection structure (IEC standard) (B)
Please read “Safety Considerations” (spot size) ※Spot is visible with bare eyes Fiber Optic
while beam (line) is not. Sensors
in the instruction manual before using. Ø2.0/2.5mm
Specifications (C)
LiDAR
※1
Type Transparent glass sensing type BGS reflective type Micro spot type
NPN open collector output BJG30-DDT BJ30-BDT BJ50-BDT BJN50-NDT BJN100-NDT
Model
(D)
PNP open collector output - BJ30-BDT-P BJ50-BDT-P BJN50-NDT-P BJN100-NDT-P Door/Area
Sensors
Sensing type Diffuse reflective BGS reflective Narrow beam reflective
※2 ※3 ※4 ※4
Sensing distance 30mm 15mm 10 to 30mm 10 to 50mm 30 to 70mm 70 to 130mm
(E)
Transparent glass,
Sensing target Translucent, opaque materials Translucent, opaque materials Vision
opaque materials, translucent Sensors
Min. diameter of - Approx. Ø5.0mm Approx. Ø4.5mm Approx. Ø2.0mm Approx. Ø2.5mm
transmitting spot (F)
Min. sensing target - Approx. min. Ø0.2mm (copper wire) Proximity
Sensors
Max. 25% at Max. 20% at
Hysteresis Max. 20% at sensing distance Max. 10% at sensing distance sensing distance sensing distance
Response time Max. 1ms Max. 1.5ms Max. 1ms (G)
Pressure
Power supply 12-24VDCᜡ ±10% (ripple P-P: max.10%) Sensors
A-27
BJ Series
Feature Data
Through-beam type
● BJ15M-TDT- (C)- (P) / BJ10M-TDT- (C)- (P) / BJ7M-TDT- (P)
Parallel shifting characterisitic Angle characteristic
Measuring method Data Measuring method Data
24
20
BJ15M-TDT-(C)-(P)
20 BJ10M-TDT-(C)-(P) BJ15M-TDT-(C)-(P)
BJ7M-TDT(-P) 16
Sensing distance L (m)
Retroreflective type
● BJ3M-PDT- (C)- (P)
Parallel shifting characterisitic Sensor angle characteristic Reflector angle characteristic
Measuring method Data Measuring method Data Measuring method Data
6.0
5.0 4.5
5.0
Sensing distance L (m)
0 0.0 0.0
160 80 0 80 160 10° 5° 0° 5° 10° 40° 20° 0° 20° 40°
ℓ1 ℓ1 Left Center Right Left Center Right
Sensing area ℓ1 (mm) Operation angle (θ) Operation angle (θ)
1600 160
800 Standard
Standard Standard
ℓ1 sensing 1200 ℓ1 sensing ℓ1 sensing 120
target target 600 target
800 80
400
L L L
400 40
200
200 20
0
0 20 10 0 10 20 0
40 20 0 20 40 ℓ1 ℓ1 40 20 0 20 40
ℓ1 ℓ1 ℓ1 ℓ1
Sensing area ℓ1 (mm) Sensing area ℓ1 (mm) Sensing area ℓ1 (mm)
●B
JG30-DDT ● BJN50-NDT- (P) ●BJN100-NDT- (P)
Sensing area characteristic Sensing area characteristic Sensing area characteristic
Measuring method Data Measuring method Data Measuring method Data
30 120 180
160
Sensing distance L (mm)
25 100
Sensing distance L (mm)
140
Sensing distance L (mm)
A-28
Long Sensing Distance/BGS Reflective/Micro Spot Type
Feature Data
BGS reflective type
SENSORS
● BJ30-BDT / BJ30-BDT-P
Sensing area characteristic Sensing distance by material Sensing distance by color
Measuring method Data CONTROLLERS
35
40 40
30
Standard 25 30 30
ℓ1 sensing
target 20
20 20 SOFTWARE
15
L
10 10 10
5
0 0
White Corrugated Black Rubber SUS PCB Acryl White Red OrangeYellowGreen Blue Navy Violet Black
0 paper cardboard paper (black) (green) (transparent)
2.0 1.0 0 -1.0 -2.0 Sensing target (colored paper)
Sensing target (material)
1.5 0.5 -0.5 -1.5
ℓ1 ℓ1
Sensing area ℓ1 (mm)
(A)
Photoelectric
● BJ50-BDT / BJ50-BDT-P Sensors
Sensing area characteristic Sensing distance by material Sensing distance by color (B)
Fiber Optic
Measuring method Data Sensors
60
55 60 60 (C)
50
Standard 45 50 50
Sensing distance L (mm)
ℓ1 sensing 40 40 40
target 35 (D)
Door/Area
30 30 30 Sensors
L 25
20 20
20
(E)
15 10 10 Vision
10 Sensors
5 0 0
White Corrugated Black Rubber SUS PCB Acryl White Red OrangeYellowGreen Blue Navy Violet Black
0 paper cardboard paper (black) (green) (transparent) (F)
Sensing target (colored paper)
3 2 1 0 -1 -2 -3 Sensing target (material) Proximity
Sensors
ℓ1 ℓ1
Sensing area ℓ1 (mm)
(G)
Pressure
Sensors
(H)
Connections Rotary
Encoders
A-29
BJ Series
Control Output Diagram
● NPN open collector output ● PNP open collector output
Photoelectric sensor circuit Connection Photoelectric sensor circuit Connection
(brown)+V (brown)+V
Load Output short
Main circuit
Main circuit
(black)output over current Max.100mA
+ protection
circuit +
Output short 12-24VDC (black)output 12-24VDC
over current Max.100mA - -
protection
circuit
(blue)0V (blue)0V Load
※If short-circuit the control output terminal or supply current over the rated specification,
normal control signal is not output due to the output short over current protection circuit.
Operation Mode
Operation mode Light ON Dark ON
Received light Received light
Receiver operation
Interrupted light Interrupted light
Operation indicator ON ON
(red LED) OFF OFF
ON ON
Transistor output
OFF OFF
10.6
Stability indicator
(green)
Operation 10.6 Stability 20 Power indicator Operation indicator
Power indicator indicator indicator 2.7 (green) (red) 3
(green) (green) 2-Ø3.2
(red)
4
32
32
25
15
15
15
3
2.7
Ø3.5, 2m
<Emitter> <Receiver> <Emitter> <Receiver>
32
44
25
8
15
15
15
3
2.7
Ø3.5, 2m
<Polarized retroreflective> <Diffuse Reflective>
A-30
Long Sensing Distance/BGS Reflective/Micro Spot Type
1.2
4.2
3.4
14
3
CONTROLLERS
36 14
8
26.5 Ø3.4 8
2-6
22
60.5
MOTION DEVICES
15
52
5
R1.7
R2
18
35
Ø3.4
R25
SOFTWARE
25
R1.7
42.5
34 3.25 2.5
40.5 8.5 20°
12.5
1.2
10° ※Bracket B is provided as an accessory for the
※Bracket A is provided as an accessory for the connector type product.
cable type product. ※It can be purchased separately.
Stable Stable
light OFF area light OFF area
Low Low
Stability
Stability indicator ON
indicator ON
(green LED) OFF
(green LED) OFF
Operation ON
Operation ON indicator
indicator Light ON OFF
Light ON OFF (red LED)
(red LED) operation
operation ON
ON Transistor
Transistor output OFF
output OFF
※The waveforms of “Operation indicator” and “Transistor output” are for Light ON operation.
They are opposite operation for Dark ON operation.
A-31
BJ Series
Switching of operation mode Sensitivity adjustment
Order Position Description
Turn the operation mode switch to the
Light ON (A) Turn the sensitivity adjuster to the right
end of right (L direction), it is set as
operation of min. and check position (A) where the
Light ON. 1
D L operation indicator is turned ON in “Light
MIN. MAX. ON status”.
Turn the operation mode switch to the Turn the sensitivity adjuster more to the
Dark ON
end of left (D direction), it is set as Dark right of position (A), check position (B)
operation
D L ON. where the operation indicator is turned ON.
(A) (C) And turn the sensitivity adjuster to the
※For through-beam type, the operation mode switch is built- left, check position (C) where the operation
in the receiver. 2 indicator is turned OFF in “Light OFF
(B) status”.
MIN. MAX. ※If the operation indicator is not turned
Optical axis adjustment ON although the sensitivity adjuster
●Through-beam type is turned to the max. position, the max.
position is (C).
1. Place the emitter and the
Receiver Set the sensitivity adjuster at the center
receiver facing each other and Adjust Optimal
of (A) and (C). To set the optimum
Right/Left sensitivity
supply the power. Emitter sensitivity, check the operation and
2. After adjusting the position of s
axi 3
(A) (C) lighting of stability indicator with sensing
tic
the emitter and the receiver Op target or without it. If the stability
indicator is not turned ON, please check
and checking their stable
Adjust Up/Down MIN. MAX. the sensing method again because
indicating range, mount them sensitivity is unstable.
in the middle of the range. ※No sensitivity adjustment function available for BJG30-
3. After mounting this unit, check the operation of the sensor DDT models.
and lighting of the stability indicator in both status. (none Light ON status Light OFF status
or sensing target status)
※When the sensing target is translucent or small (under Through-
sensing target of ‘ Specifications’), it may not be beam
detected by the sensor because the light can penetrate it. type Emitter
Sensing
Receiver
Emitter Receiver target
● Retroreflective type
1.Place the sensor and the reflector
(or reflective tape) facing each Adjust Retro-
other and supply the power. Right/Left
reflective
2.After adjusting the position of the type Sensor Sensing
Sensor Reflector target Background
sensor and reflector (or reflective object
tape) and checking their stable Reflector (MS-2A)
indicating range, mount them in Reflective tape Diffuse/
(MST Series)
Narrow
the middle of the range. (none or Adjust Up/Down
beam/ Sensing
sensing target status) BGS Sensor target Sensor
Background Background
3.After mounting this unit, check the operation of the reflective object object
sensor and in both status. (none or sensing target status)
※Please use reflective tape (MST Series) for where a ※Set the sensitivity to operate in stable light ON area and
reflector is not installed. the reliability for the environment (temperature, voltage,
dust etc) is increased. In unstable light ON area, be sure
● Diffuse/Narrow beam/BGS reflective type
to check the variation of environment.
After placing a sensing target, ※Do not apply excessive force on the sensitivity adjuster
adjust the sensor to up or down, or operation mode switch, they may be broken.
right or left. ※Please use reflective tape (MST Series) for where a
Then, fix the sensor in the center reflector is not installed.
of position where the stability is Sensing
operating.
target Reflectivity by Reflective Tape
Model
● Object (copper wire) detection <Micro spot type> MST-50-10(50×50mm) 40%
[Figure 1] [Figure 2] MST-100-5(100×100mm) 60%
When copper MST-200-2(200×200mm) 100%
wire is moved. Approx. 0 to 15°
※This reflectivity is based on the reflector (MS-2A).
※Reflectivity may vary depending on usage environment
and installation conditions.
Copper The sensing distance and minimum sensing target size
wire Copper
wire increase as the size of the tape increases.
Please check the reflectivity before using reflective
※Mount the sensor slanted at an angle ranged 0 to 15˚ shown tapes.
above as [Figure 2] for stable detection to detect as shown ※For using reflective tape, installation distance should be
in [Figure 1]. min. 20mm.
A-32