DK-GF18 Series AC/DC Relay Output Retro-reflective Sensor

Name: DK-GF18 Series AC/DC Relay Output Retro-reflective Sensor
Brand: DADISICK
SKU: 18588085
Rating: 4.75 (10 reviews)

Model: DK-GF18 Series / AC-DC Relay Retro

Item specifics

Series: DK-GF18 Series

Specification group: AC/DC 5-wire Relay Retro-reflection

Part numbers in group: 1

Sensing distance: 30-4000 mm adjustable

Light source: 940 nm infrared

Operating voltage: 12-240 V DC / 24-240 V AC

Output options: 5-wire relay, NO + NC

Maximum load current: 3 A / 30 V AC, 1 A / 220 V AC

Protection level: IP55

Housing: 50 x 50 x 18 mm, ABS

Response time: 20 ms

Connection: Ø6.5 mm 2 m PVC cable

Weight: About 97 g + 10 g reflective board

Certification: CE, RoHS

Review

Description

DADISICK · DK-GF18 Series · Group E

AC/DC Relay Output Retro-reflective Sensor

AC/DC wide-voltage retro-reflective sensor with an adjustable 30-4000 mm sensing distance and a built-in 5-wire relay output rated 3 A / 30 V AC or 1 A / 220 V AC. Supplied with a reflective board.

30-4000 mm
12-240 V DC / 24-240 V AC
Relay output
IP55
Reflector included

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DK-GF18 series AC DC relay output retro-reflective sensor with reflector — Retro-reflective AC/DC version shown with the supplied reflective board.

Orderable models in this group

This group contains 1 orderable part number(s). Choose the output type and sensing distance you need, then quote the exact part number from the table below.

Part number	Output	Wires	Sensing distance
DK-GF18-400J-ZCB	Relay output, NO + NC	5-wire	30-4000 mm

Output codes: NO / NC / NS = NPN NO / NC / NO+NC; PO / PC / PS = PNP NO / NC / NO+NC; J = relay output. 3-wire models use one switched output, 4-wire models provide NO + NC, and relay models provide NO + NC contacts.

Technical parameters

Parameter	Value
Sensing distance	30-4000 mm, adjustable
Light source	940 nm infrared light
Standard detection object	200 x 200 mm white cardboard
Output options	AC/DC 5-wire relay output, NO + NC
Operating voltage	12-240 V DC / 24-240 V AC
No-load current	≤20 mA
Maximum load current	3 A / 30 V AC, 1 A / 220 V AC
Voltage drop	≤2.5 V
Switching frequency	10 Hz
Response time	20 ms
Switching hysteresis	<15% (Sr)
Repeat accuracy	<5% (Sr)
Protection level	IP55
Working temperature	0 °C to +55 °C
Connection method	Ø6.5 mm 2 m PVC cable, 3x0.33 mm²
Housing	50 x 50 x 18 mm, ABS
Indicator	Red LED
Weight	About 97 g + 10 g reflective board
Certification	CE, RoHS

Dimensions

DK-GF18 AC DC 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 and a transmitter / receiver pair with through-beam versions.

Wiring

Wire colour	Function
Brown	+12-240 V DC / 24-240 V AC
Blue	0 V
Black	NO contact
Gray	COM terminal
White	NC contact

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 quote for this specification group

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

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