North America
TAKEX America Inc.

151 San Zeno Way, Sunnyvale
CA 94086, USA

(877) 371-2727
Latest news
ISC West 2018
TAKEX America, Inc. will be exhibiting at ISC-West 2018, April 11-13 2018 at the Sands Expo & Convention Center, Las Vegas NV - booth #4124. ISC ...more
ATX West 2018
We will be exhibiting at ATX West, Booth 4077 February 6-8, 2018 - Anaheim Convention Center, CA. ATX West connects you with serious automation and r ...more
(877) 371-2727
TAKEX America Inc.
151 San Zeno Way, Sunnyvale CA 94086, USA
Mark/U Sensors / GR Series Mark sensors

GR Series Mark sensors


End-on or Head-on configurations available, with choice of Red, Green or UV (Luminescence/Flourescence) wavelengths. Features:

  • IP 67 allows for washdown 
  • Light-on/Dark-on selector switch
  • Head-on/Side-on style (12mm devices only)


* DO NOT look directly into UV beam- possible eye hazard. If you must look into the beam, be sure to employ appropriate UV eye protection for the 375 nm wavelength.



Detection Method Detecting Distance Model Light Source Operation mode Output mode
Side-on Head-on
limited reflection
12mm ±2mm GR12GSN GR12GN Green LED Light-ON/Dark-ON
selector switch
NPN open
12mm - 70mm GR40RN -
20mm - 90mm GR60RN -
12mm ±2mm GR12UVS - Ultraviolet LED


  • Water resistance to IP67 standard allows washing together with line equipment (achieved by complete resin filling)
  • Ideal for detection of hidden or fluorescent marks



  • Downloads