Products Detail


Photoelectric SwitchU-Shaped

2-Beam type lined-Up!

Distance between projector and receiver 25mm and Repeatability 0.1mm!



-> Protective structure IP67
-> Any adjustments are not required
-> Fast response time and high repeatability
-> In conformity with EMS directive
-> Common use for Dark-ON/Light-ON


Kind Through-beam type
Model No. FBX-25JC FBX-25JA FBX-25DC FBX-25DA
Power source 12 to 24VDC(+10%, -10%, Ripple 5% or less)
Current consumption 20mA or less 25mA or less 35mA or less 40mA or less
Light source Infra-red LED(880nm)
Distance between projector and receiver 25mm(1-beam) 25mm(2-beam)
Detectable objects Opaque object with φ1mm or more
Operating mode Changeover by control wire(FBX-25JC/25JA : Pink, FBX-25DC/25DA : Pink or Purple)
Light-ON : Connected to +V side(Brown),
Dark-ON : Connected to 0V side(Blue)
Control output NPN PNP NPN PNP
Allowable load voltage : 33V or less,
Allowable load current : 100mA or less, Residual(ON)
voltage : 1.0V/100mA or less, 0.5V/10mA or less
Response time 1msec or less
Repeatability ±0.1mm
Indicators Power lamp : Green LED(Lights up when power-ON),
Light-entering lamp : Orange LED(Lights up when light-entering)
Connection Cable type(2m long, 0.2mm2, 4-core vinyl cable with oil-proof and cold-proof ) Cable type(2m long, 0.2mm2, 6-core vinyl cable with oil-proof and cold-proof cable)
Ambient illuminance Sun light : 10,000lx or less, Incandescent lamp : 5,000lx or less
Ambient temperature/humidity -25 degrees C to +55 degrees C(-30 to 70 degrees C when stored), 45 to 85%RH(Not icing)
Vibration resistance Double amplitude 1.5mm, 10 to 55Hz, Each 2 hour in X, Y and Z directions
Impact resistance 500m/s2, Each 3 time in X, Y and Z directions
Protective structure IP67(IEC standard)
Case material Polycarbonate
Weight Approx. 60g Approx. 65g

External dimension

External dimension

External dimension

I/O Circuit

NPN output type

NPN output type
Operating mode changeover
(Pink, but pink/purple in case of 2-beam type)

* Provided to 2-beam type only

PNP output type

PNP output type

1. Output transistor ON when light-entering(connected to +V side)
2. Output transistor ON when light-interruption(connected to 0V side)


* Provided to 2-beam type only


Before Download

Only members can download the file.
If you have not registered as a member, please register as a member by clicking the "Registration".
If you are already a member, please agree to the following terms and click the "Agree".

License for Downloading Materials

When downloading the product specifications, drawings and various types of materials and software related to the Hokuyo's product line, please read the terms of use in advance and then utilize the same with your understanding and consent. In case of dissent, please understand that you cannot register to and be recognized in the download page. (And the Terms of Use may be revised without prior notice.)

Terms of Use

Intellectual Property Rights
  • Copyrights and the other rights to contents such as sentences, data and software published on this Website (hereinafter referred to as "Contents") are held by Hokuyo or its suppliers.
  • The secondary application (copy, diversion, defacement, analysis, transmission, assignment, rental, licensing, and usage for the purpose of business activities or commercial gain) of the Contents on this Website posted by Hokuyo is strictly prohibited without our prior approval. Specific terms of use described for each download site or Contents shall apply in preference to the Terms of Use.
  • Provision of the Contents on this Website by Hokuyo means neither a transfer of the patent rights, design rights, and/or the other intellectual property rights to inventions and designs in the Contents, nor a grant of any rights based on the intellectual property rights.

Hokuyo pays full attention to the information that appears on this Website, but does not take responsibility for the following items:

  • The information that appears on this Website is always the latest version, and is updated or corrected timely and properly;
  • The information that appears on this Website is accurate, useful and safe;
  • Customer's damage incurred by the use of this Website, including changes or deletions of the information, discontinuation or suspension of the publication; and
  • Any and all damage incurred by using this Website.

Download List

Category File name File size Date modified Download
Instruction Manual_FBX-25 (Japanese and English)