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Phone: 330-486-0001
Fax: 330-405-4710
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Phone: 330-486-0002
Fax: 330-963-5827

Retroreflective sensor GLK18-6-S/25/115/161

  • Efficient Line in a short M18 plastic housing for standard applications
  • Very high detection range
  • 4 LEDs indicator for 360° visibility
  • Sidelookerversion
  • Universal usage at different power supplies

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  GLK18-6-S/25/115/161

Product Description
Retroreflective sensor, M18 threaded housing design, plastic housing, side optical face, 5.5 m detection range, red light, light on, AC/DC version, NPN-FET output, fixed cable
General specifications
Effective detection range0 ... 5.5 m
Reflector distance0.05 ... 5.5 m
Threshold detection range6.5 m
Reference targetreflector C110-2
Light sourceLED
Light typemodulated visible red light , 640 nm
Polarization filterno
Diameter of the light spotapprox. 250 mm at 6.5 m
Angle of divergenceapprox. 2 °
Optical facelateral
Ambient light limit30000 Lux
Accessories providedMounting aids
Indicators/operating means
Operation indicatorLED green, statically lit Power on
Function indicatorLED yellow: lights up when receiving the light beam ; flashes when falling short of the stability control; OFF when light beam is interrupted
Electrical specifications
Operating voltage20 ... 250 V AC/DC
No-load supply current< 2.5 mA
Switching typelight-on
Signal outputN-channel MOSFET, short circuit protected
Switching voltagemax. 250 V AC/DC
Switching currentmax. 200 mA
Voltage drop≤ 3.5 V AC/DC
Switching frequency50 Hz
Response time≤ 10 ms
Product standardEN 60947-5-2
Compliance with standards and directives
Standard conformity
StandardsUL 508
Approvals and certificates
EAC conformityTR CU 020/2011
TR CU 004/2011
Protection classII, rated insulation voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1
UL approvalcULus Listed, Type 1 enclosure
For overcurrent protection, install a fuse with a rated current of max. 3 A 250 V AC/DC
CCC approvalCertified by China Compulsory Certification (CCC)
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Storage temperature-40 ... 70 °C (-40 ... 158 °F)
Mechanical specifications
Degree of protectionIP67
Connection2 m, 3 x 0.34 mm2, PVC cable
Optical facePMMA
Massapprox. 100 g


ECLASS 11.027270902
ECLASS 10.0.127270902
ECLASS 9.027270902
ECLASS 8.027270902
ECLASS 5.127270902
ETIM 8.0EC002717
ETIM 7.0EC002717
ETIM 6.0EC002717
ETIM 5.0EC002717
UNSPSC 12.139121528

Documents: GLK18-6-S/25/115/161

Instruction leafletsLanguageFile TypeFile Size
Instruction leaflet / Beipackzettel ALLPDF736 KB

CAD+CAE: GLK18-6-S/25/115/161

CADFile TypeFile Size
3-D model in IGS format / 3-D-Modell im IGS-FormatIGS5267 KB
3-D model in STP format / 3-D-Modell im STP-FormatSTP3955 KB
CAD Portal / CAD PortalLINK---

Associated Products: GLK18-6-S/25/115/161


10.00  USD
Netlist price. Your individual price will be calculated during checkout.

In stock

Mounting flange, 18 mmfa

24.00  USD
Netlist price. Your individual price will be calculated during checkout.

In stock

Universal mounting bracket for cylindrical sensors with a diameter of 5 ... 30 mmfa
16.00  USD
Netlist price. Your individual price will be calculated during checkout.

In stock

Mounting Bracket with swivel nutfa
11.00  USD
Netlist price. Your individual price will be calculated during checkout.

In stock

Plastic mounting adapter, 18 mmfa

Function: GLK18-6-S/25/115/161

The GLV/GLK18 series sensors help improve the efficiency of machines and systems. The design of the M18 plastic housing, the connection technology, and sensor properties are highly standardized. Concentrating on the key sensor requirements has produced a robust and reliable product series for DC and AC/DC voltage systems without any over-engineering. The mounting set included in the scope of delivery and the optimized potentiometer design ensure fast assembly and easy configuration.