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Pepperl+Fuchs Group

Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.

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Thru-beam sensor

GA18/GK18/25/115/161

2

Technical data

System components

Emitter

GA18/115

Receiver

GK18/25/115/161

General specifications

Effective detection range

0 ... 20 m

Threshold detection range

25 m

Light source

LED

Light type

modulated visible red light , 640 nm

Diameter of the light spot

approx. 1000 mm at 25 m

Angle of divergence

approx. 3 °

Optical face

frontal

Ambient light limit

30000 Lux

Accessories provided

Mounting aids

Indicators/operating means

Operation indicator

LED green, statically lit Power on

Function indicator

Receiver: LED yellow, lights up when light beam is free, flashes

when falling short of the stability control ; OFF when light beam

is interrupted

Electrical specifications

Operating voltage

UB

20 ... 250 V AC/DC

No-load supply current

I0

< 2.5 mA per device

Output

Switching type

light on

Signal output

N-channel MOSFET, short circuit protected

Switching voltage

max. 250 V AC/DC

Switching current

max. 200 mA

Voltage drop

Ud

≤ 3.5 V AC/DC

Switching frequency

f

50 Hz

Response time

≤ 10 ms

Ambient conditions

Ambient temperature

-20 ... 60 °C (-4 ... 140 °F)

Storage temperature

-40 ... 70 °C (-40 ... 158 °F)

Mechanical specifications

Degree of protection

IP67

Connection

2 m fixed cable

Material

Housing

ABS / PBT

Optical face

PMMA

Mass

approx. 80 g per device

Compliance with standards and directi-

ves

Standard conformity

Product standard

EN 60947-5-2:2007 ; IEC 60947-5-2:2007

Standards

UL 508

Approvals and certificates

Protection class

II, rated insulation voltage ≤ 250 V AC with pollution degree 1-

2 according to IEC 60664-1

UL approval

cULus Listed, Type 1 enclosure

For overcurrent protection, install a fuse with a rated current of

max. 3 A 250 V AC/DC

CCC approval

Certified by China Compulsory Certification (CCC)

Curves/Diagrams

Offset Y [mm]

Distance X [m]

Characteristic response curve

350

300

250

200

150

100

50

0

0

2

4

6

8

10 12 14 16 18 20 22 24 26 28

X

Other suitable accessories can be found at

www.pepperl-fuchs.com

Accessories

CPZ18B03

Mounting Bracket with swivel nut

BF 18

Mounting flange, 18 mm

BF 18-F

Mounting flange with dead stop, 18 mm

BF 5-30

Universal mounting bracket for cylindrical

sensors with a diameter of 5 ... 30 mm