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TB12

TB12 Through-Beam Sensor

The TB12 Through-Beam Sensor has a 12mm housing with a low profile front flange and plastic locking nut. This design is ultra-rugged and epoxy encapsulated to IP67 rating. Ideal for tight places and has crosstalk rejection between two beam pairs to deliver no false triggers. Ultra-Low-power design, perfect for battery powered automation!

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SENSING MODE
Thru-Beam

COMPACT VERSITAL HOUSING
12mm housing with low profile front flange and plastic locking nut. Ultra-rugged and epoxy encapsulated to IP67 ratings.

Low Profile mounting

PERFORMANCE
2m range with light spot of 11mm at 2m.
Fast response time: 600µs typical.
Small light spot for tight arraying of sensors.

EMITTER LED
Red

INDICATORS
Transmitter: Green power LED
Receiver: Green power LED, red output LED illuminates when output is "ON".

SENSITIVITY ADJUSTMENT
Fixed

CONNECTION
M8, 3-pin, 6in (152mm) pigtail or Attached cable, RX: 3-wire 6ft (1.8m); TX: 2-wire 6ft (1.8m)

Features

 
Details

Features and Options:

  • Ultra-low-power design features a receiver current of 10mA and a transmitter current of 5mA. Ideal for battery powered automated vehicles.
  • Small 12mm barrel is a great option in tight spaces.
  • Crosstalk rejection between two beam pairs delivers no false triggers.
  • Cost effective sensing solution for your needs.

SUPPLY VOLTAGE & CURRENT:
8-30 Vdc
Receiver current 10mA; Transmitter current 5mA
Reverse polarity protected
Transient spike protected

OUTPUT:
150mA output current
Short circuit & transient spike protected
Saturation voltage: < 0.3Vdc @ 10mA
     < 2Vdc @150mA
NPN or PNP based on model.
Light-On or Dark-On based on model.

POWER-UP DELAY:
300ms. No output pulse on power-up.

RESPONSE TIME:
A-Channel = 300µs on, 600µs off typical
B-Channel = 342µs on, 684µs off typical

REPEATABILITY:
A-Channel = 100µs
B-Channel = 118µs

RANGE:
2m Range
Light spot 100mm @ 2m.

LIGHT IMMUNITY:
Responds to model’s modulation frequency (A-Ch, B-Ch).
High immunity to most ambient light, including high efficiency lighting and high intensity strobes. Note: No false trigger between two sensor pairs on different channels.

LED INDICATORS:
Transmitter: Green power LED
Receiver: Green power LED, red output LED. Illuminates when output is “ON”.

LED LIGHT SOURCE:
LED, Red = 660nm

CONNECTIONS:
M8, 3-pin, 6in (152mm) pigtail
Attached cable: RX: 3-wire 6ft (1.8m); TX: 2-wire 6ft (1.8m)

OPERATING TEMPERATURE:
-20°C to 70°C (-4°F to 158°F)
Optional fog-proof lens available. Optional fog-proof lens helps reduce condensation at freezing environments. Consult factory for specific application details.

HOUSING CONSTRUCTION:
12mm barrel
Chemical resistant, high-impact polycarbonate
Lens: polycarbonate
Encapsulated
12mm mounting nut included

RATINGS & CERTIFICATIONS:
IP67
CE
UL pending

 
Details

Features and Options:

  • Ultra-low-power design features a receiver current of 10mA and a transmitter current of 5mA. Ideal for battery powered automated vehicles.
  • Small 12mm barrel is a great option in tight spaces.
  • Crosstalk rejection between two beam pairs delivers no false triggers.
  • Cost effective sensing solution for your needs.

Dimensions

 
Details

Features and Options:

  • Ultra-low-power design features a receiver current of 10mA and a transmitter current of 5mA. Ideal for battery powered automated vehicles.
  • Small 12mm barrel is a great option in tight spaces.
  • Crosstalk rejection between two beam pairs delivers no false triggers.
  • Cost effective sensing solution for your needs.

1. Select Sensor

  • TB12 - Through-Beam 12mm Sensor

2. Select Type

  • R - Receiver
  • LS - Light Source (Red Light)

3. Select Channel Operation*

  • blank - Channel A
  • B - Channel B

4. Select Output Configuration**

  • P - PNP
  • N - NPN

5. Select Operation Mode**

  • blank - Light On
  • D - Dark On

3. Select Connection

  • blank - 6ft (1.8m) Cable
  • C - 3-Pin M8 Male

Notes:
* "Channel Operation" applies to both the light sources and recivers (a B-Ch light source would require a B-Ch receiver).
** "Output Configuration" & "Operation Mode" apply only to receivers.

 
Details

Features and Options:

  • Ultra-low-power design features a receiver current of 10mA and a transmitter current of 5mA. Ideal for battery powered automated vehicles.
  • Small 12mm barrel is a great option in tight spaces.
  • Crosstalk rejection between two beam pairs delivers no false triggers.
  • Cost effective sensing solution for your needs.

Product Literature

Catalog Pages
Instructions

View FileEN
View FileEN

Applications:

application
Low Profile - Worry Free!

 
Details

Features and Options:

  • Ultra-low-power design features a receiver current of 10mA and a transmitter current of 5mA. Ideal for battery powered automated vehicles.
  • Small 12mm barrel is a great option in tight spaces.
  • Crosstalk rejection between two beam pairs delivers no false triggers.
  • Cost effective sensing solution for your needs.