North America
TAKEX America Inc.

151 San Zeno Way, Sunnyvale
CA 94086, USA

(877) 371-2727
Latest news
ASIS 2017
TAKEX America, Inc. is pleased to announce that we will be hosting a booth at the ASIS International 63rd Annual Seminar & Exhibits (ASIS 2017) i ...more
ESX 2017
TAKEX will be exhibiting at ESX 2017, June 14 & 15, 2017 at the Music City Center in Nashville, TN booth #807. ESX is where cutting edge business ...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