BTF Series

Ultra-slim and Amplifier Built-in Type

Features SENSORS

●U ltra-thin size of only 3.7mm

- W13 × H19 × L3.7mm (through-beam type) CONTROLLERS

- W13 × H24 × L3.7mm (diffuse reflective type, BGS reflective type)

●D etection methods and minimum target size MOTION DEVICES
- Through-beam type (BTF1M): Ø2mm
- Diffuse reflective type (BTF30): Ø0.2mm (at distance 10mm) Through-beam
- BGS reflective type (BTF15): Ø0.2mm (at distance 10mm) SOFTWARE

● Detecting distance may vary by environmental factors

● Maximum detection distance: 1m (through-beam type)
● Stability indicator (green LED) and operation indicator (red LED)
● Stainless steel 304 mounting brackets
● IP67 protection structure (IEC standard)

Please read “Safety Considerations” Diffuse reflective / (A)

in the instruction manual before using. Photoelectric
BGS reflective Sensors

(B)

Specifications Fiber Optic

Sensors

NPN open collector output BTF1M-TDTL BTF1M-TDTD BTF30-DDTL BTF30-DDTD BTF15-BDTL BTF15-BDTD
Model

(C)
PNP open collector output BTF1M-TDTL-P BTF1M-TDTD-P BTF30-DDTL-P BTF30-DDTD-P BTF15-BDTL-P BTF15-BDTD-P LiDAR

Sensing type Through-beam Diffuse reflective BGS reflective

Sensing distance 1m 5 to 30mm※1 1 to 15mm※1 (D)
Door/Area
Sensing target Opaque material over Ø2mm Translucent, opaque materials Sensors

Ø0.2mm Ø0.2mm non-illuminated objects

Min. sensing target Opaque material of Ø2mm (E)
(sensing distance 10mm) (sensing distance 10mm) Vision
Sensors
Hysteresis - Max. 20% at sensing distance Max. 5% at sensing distance
Reflectivity characteristics Max. 15% of maximum
- - (F)
(black/white error) sensing distance Proximity
Sensors
Response time Max. 1ms
Power supply 12-24VDCᜡ ±10% (ripple P-P: max. 10%) (G)
Pressure
Current consumption Max. 20mA (this is for each emitter and receiver of throught-beam type.) Sensors
Light source Red LED (650nm)
Operation mode Light ON Dark ON Light ON Dark ON Light ON Dark ON (H)
Rotary
NPN or PNP open collector output Encoders

Control output • Load voltage: max. 26.4VDCᜡ • Load current: max. 50mA (I)
• Residual voltage - NPN: max. 1VDCᜡ, PNP: max. 2VDC Connectors/
Connector Cables/
Protection circuit Power reverse polarity protection circuit, output short over current protection circuit Sensor Distribution
Boxes/ Sockets
Indicator Operation indicator: red LED, stability indicator: green LED
Connection Cable type
Insulation resistance Over 20MΩ (at 500VDC megger)
Noise immunity ±240V the square wave noise (pulse width:1㎲) by the noise simulator
Dielectric strength 1,000VAC 50/60Hz for 1 minute
Vibration 1.5mm amplitude at frequency of 10 to 55Hz in each X, Y, Z direction for 2 hours
Shock 500m/s² (approx. 50G) in each X, Y, Z direction for 3 times
Ambient illumination Sunlight: max. 10,000lx, incandescent lamp: max. 3,000lx (receiver illumination)
Environ-
Ambient temperature -25 to 55℃, storage: -40 to 70℃
ment
Ambient humidity 35 to 85%RH, storage: 35 to 85%RH
Protection IP67 (IEC standards)
Case: polybutylene terephthalate, sensing part: polymethyl methacrylate,
Material
bracket: SUS304 (steel use stainless 304), bolt: carbon steel, sleeve: SUS304 (steel use stainless 304)
Ø2.5mm, 3P, 2m (emitter of through-beam type: Ø2.5mm, 2P, 2m)
Cable
(AWG 28, core diameter: 0.08mm, number of core: 19, insulator out diameter: Ø0.9mm)
Accessory Fixing bracket, M2 bolt: 4 Fixing bracket, M2 bolt: 2
Approval
Weight※2 Approx. 70g (approx. 40g) Approx. 40g (approx. 25g)
※1: Non-glossy white paper 50×50mm.
※2: The weight includes packaging. The weight in parenthesis is for unit only.
※The temperature or humidity mentioned in Environment indicates a non freezing or condensation.

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BTF Series

Feature Data
Through-beam type Diffuse reflective type
● BTF1M-TDTL / BTF1M-TDTL-P ● BTF30-DDTL / BTF30-DDTL-P
Sensing area characteristic Sensing area characteristic
Measuring method Data Measuring method Data
1.6 50
1.4 45

Sensing distance L (mm)

Sensing distance L (m) 1.2 40
1.0 35
Emitter Standard
ℓ1 sensing 30
0.8
target 25
L ℓ1 0.6
20
0.4
L 15
0.2
Receiver 10
0 0
60 40 20 0 20 40 60 3 2 1 0 1 2 3
ℓ1 ℓ1 ℓ1 ℓ1
Sensing area (mm) Sensing area (mm)

BGS reflective type

● BTF15-BDTL / BTF15-BDTL-P
Sensing area characteristic
Sensing distance by material
Measuring method Data
18
20
16
Sensing distance L (mm)

14
Sensing distance L (mm)

15
12
Standard
ℓ1 sensing 10 10
target 9
6 5
L 4
2 0
White Black PCB SUS304 Acrylic
0 paper paper (green) (transparent)
3 2 1 0 1 2 3
ℓ1 ℓ1
Sensing target (material)
Sensing area (mm)

Connections Control Output Circuit Diagram

● Through-beam type ● NPN open collector output
<Emitter> <Receiver> Photoelectric sensor circuit Connection
(brown) +V

Load
(black) Output
Main circuit

Sensing target
+
Output short 12-24VDC
(brown) +V (brown) +V over current Max. 50mA -
protection
circuit
1 Load (blue) 0V
12-24VDC
+ (black) Output
-
(blue) 0V 2 Load (blue) 0V
● PNP open collector output
● Diffuse reflective/BGS reflective type Photoelectric sensor circuit Connection
(brown) +V

Output short
over current Max. 50mA
Main circuit

protection
Sensing target circuit + 12-24VDC
(black) Output
-
(brown) +V Load
(blue) 0V
Load 1
(black) Output +
12-24VDC -
Load 2 ※If short-circuit the control output terminal or supply
(blue) 0V
current over the rated specification, normal control
signal is not output due to the output short over current
1: Load connection for NPN output protection circuit.
2: Load connection for PNP output

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 Ultra-slim and Amplifier Built-in Type

Operation Mode
SENSORS
Operation mode Light ON Dark ON
Received light Received light
Receiver operation
Interrupted light Interrupted light CONTROLLERS

Operation indicator ON ON
(red LED) OFF OFF MOTION DEVICES

ON ON
Transistor output
OFF OFF SOFTWARE

Dimensions (unit: mm)

● Through-beam type

(A)
Photoelectric
Sensors
1.2

9
(B)
15.5 Fiber Optic
Sensors

Operation indicator (red) Stability indicator (green) 3.7 6.8 (C)

Optical axis LiDAR
of emitter 2-M3
(D)
Door/Area
Sensors

2.4
19
18

(E)
8.6
8.6

Optical axis

16
8
Vision
of receiver Sensors
4
4

4
(F)
Proximity
Sensors

2-2M
(G)
8 3.2 Pressure
Ø2.5, 2m Sensors
13 4.6 10.3
(H)
Rotary

● Diffuse reflective/BGS reflective type

Encoders

(I)
Connectors/
Connector Cables/
Sensor Distribution
Boxes/ Sockets
1.2

9
15.5

Operation indicator (red) Stability indicator (green) 3.7 6.8

2-M3
4.8
23
24

Optical axis of receiver

2.4
7.9

16
8

Optical axis of emitter

4

2-2M
3.2
Ø2.5, 2m 8
13 4.6 10.3

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BTF Series

Operation Timing Diagram

High
Stable light ON area

Unstable light ON area

Incident Operation
light level
Unstable light OFF area level

Stable light OFF area

Low

Stability indicator ON
(green LED) OFF

Operation indicator ON
(red LED) OFF
Light ON
operation
Transistor output ON
OFF
※The waveform of ‘Operation indicator’ and ‘Transistor output’ are for Light ON operation.
The waveform are reversed for Dark ON operation.

Installation and Adjustment

For mounting Notice for BGS reflective type
When using photoelectric sensors closely over two units, 1) Make sure that the sensing side
it may result in malfunction due to mutual interference. of this sensor is parallel with the
When installing the product, tighten the screw with a surface of each sensing object.
tightening torque of 0.3N.m. Sensing
target
※Do not impact on the unit with hard objects and do not
2) If the sensing object has glossary
bend the cable part too much. It may cause damage to 5 to 10°
surface or high reflection, the
waterproof function.
sensor tilts from 5 to 10˚as
● Through-beam type
4-M2 Tap×0.4mm shown in the figure.
M2×4mm Make sure whether the sensor is
influenced by any background
Glossy materials
objects.

3) Make sure to install the sensor in the proper direction with

considering moving direction of sensing objects.
● Diffuse reflective/BGS reflective type Refer to the following. Sensing
target
4-M2 Tap×0.4mm Sensing Sensing
target target
M2×4mm

Moves
vertically

Moves Moves
horizontally back and forth

Optical axis adjustment

● Through-beam type ● Diffuse reflective/BGS reflective type
Set the emitter and the receiver facing each other and adjust After placing a sensing target, fix it in the middle of position
these up·down, right·left after checking the point of operating where the stability indicator operates when adjusting the
the stability indicator. Fix the emitter and the receiver at the sensor to up·down, right·left. Make sure that the sensing
center of the point. side of the sensor is parallel with the surface of each sensing
Adjust target.
Right/Left
Adjust
Right/Left

Sensing target
Adjust
Up/Down
Adjust
Up/Down
<Receiver>
<Emitter>

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