Technology-Leading Manufacturer Of Industrial Automation Safety Sensors

DownloadCertificate
Language:
English
Home / All / Sensor Products / Photoelectric Sensors / DK-GF18 Series / DK-GF18-400NO-ZCA Retroreflective Photoelectric Sensor, 4000 mm, NPN NO
DK-GF18-400NO-ZCA Retroreflective Photoelectric Sensor, 4000 mm, NPN NO
DK-GF18-400NO-ZCA Retroreflective Photoelectric Sensor, 4000 mm, NPN NODK-GF18-400NO-ZCA Retroreflective Photoelectric Sensor, 4000 mm, NPN NO

DK-GF18-400NO-ZCA Retroreflective Photoelectric Sensor, 4000 mm, NPN NO

Share
CategoriesDK-GF18 Series
BrandDADISICK
Product SpecificationsDK-GF18-400NO-ZCA
ModelDK-GF18-400NO-ZCA
Sensing modeRetro-reflection
Sensing distance30-4000 mm adjustable
Light source940 nm infrared
Operating voltage10-30 V DC
OutputNPN NO, DC 3-wire
Protection levelIP55
Housing50 x 50 x 18 mm, ABS
Response time5 ms
Switching frequency100 Hz
ConnectionØ6.5 mm 2 m PVC cable
WeightAbout 97 g + 10 g reflective board
CertificationCE, RoHS
Contact Now
Add to Wishlist
Detail Information

DADISICK · DK-GF18 Series

DK-GF18-400NO-ZCA Retro-reflective Photoelectric Sensor

DC 3-wire retro-reflective sensor with an adjustable 30-4000 mm sensing distance and an NPN normally-open output, supplied with a reflective board.

  • 30-4000 mm adjustable
  • 10-30 V DC
  • NPN NO
  • IP55
  • CE
  • RoHS
Get a Quote
DK-GF18-400NO-ZCA retro-reflective photoelectric sensor with reflective board
Retro-reflective version shown with the supplied reflective board.

Technical parameters

ParameterValue
Sensing distance30-4000 mm, adjustable
Light source940 nm infrared light
No-load current<15 mA
Protection levelIP55
Connection methodØ6.5 mm 2 m PVC cable, 3x0.33 mm² / 4x0.33 mm²
WeightAbout 97 g + 10 g reflective board
Operating voltage10-30 V DC
Output typeDC 3-wire NPN NO
Maximum load current150 mA
Voltage drop<1.5 V
Leakage current<0.01 mA
Switching frequency100 Hz
Response time5 ms
Short-circuit protectionYes
Overload protection point300 mA
Switching hysteresis<15% (Sr)
Repeat accuracy<5% (Sr)
Working temperature0 °C to +55 °C
Standard detection object200 x 200 mm white cardboard
Housing50 x 50 x 18 mm, ABS
IndicatorRed LED
CertificationCE, RoHS

All values are taken from the DK-GF18 technical data sheet, revision dated 2026-04-20. Dimensions are for reference only; please refer to the actual measurement.

Dimensions

DK-GF18 retro-reflective dimension drawing with reflective board
Sensor outline (50 x 50 x 18 mm) and the supplied reflective board (61 x 50 mm).
DK-GF18 sensor with 2 m PVC cable and reflective board
Sensor with 2 m PVC cable; a reflective board is supplied with retro-reflective versions.

Wiring

DC 3-wire NPN NO wiring diagram for DK-GF18-400NO-ZCA
DC 3-wire NPN NO connection. Brown to +10-30 V DC, Blue to 0 V, Black to the load.
Wire colourFunction
Brown (1)+10-30 V DC
Blue (3)0 V
Black (2)Switched output to load (NO)

Confirm the wiring against the label of the unit received before energising. Do not connect the output to a load exceeding the rated current.

Request a quotation for DK-GF18-400NO-ZCA

Tell us the target object, sensing distance, supply voltage and quantity. Our engineers will confirm the exact part number and send you a quotation. This model is a general-purpose photoelectric sensor for object detection; it is not a safety-rated device and must not be used for personnel protection.

Get a Quote
KeyWords
Review
  • 加载中···
Related Products

Let us know how we can help you by completing the form below.

Thank you for your inquiry. We will provide you with professional advice and comprehensive support and services throughout the entire life cycle of your sensor or safety system.
*Email
Name
*Title
*Content
Upload
  • Only supports .rar/.zip/.jpg/.png/.gif/.doc/.xls/.pdf, maximum 20MB.
Send
Thank you for sharing this information. Our dealer management team will contact you to discuss further cooperation. Please be assured that your inquiry is important to us and we take your privacy seriously.
Get Your Free Automated Safety Sensor Solution

DADISICK has been engaged in the field of industrial automation safety technology since its establishment in 2006. We focus on safety sensor solutions and applications to protect the safety of personnel and machinery and prevent possible accidents. We provide help, value and peace of mind for business owners and workers. MORE

TÜV Certificate / RoHS Certificate / ISO Certificate

DADISICK

Support

Product

Solutions

Projects

Language:
English
About UsNewsContactFAQsPrivacy NoticeTerms & Conditions
Copyright © 2026 DADISICK TECHNOLOGY LIMITED