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Photoelectric proximity sensors with background suppression (BGS)


Laser:
Small proximity sensors with laser:WTB 190(T)L, WT 9L, WT 12L-2
Standard proximity sensors with laser: WT 27-2
AS-Interface:
Small proximity sensors with AS-i: WT 12-2
Standard proximity sensors with AS-i: WT 27-2
Sensors for hazardous areas according to Directive 94/9/EC (ATEX):
Standard proximity sensors for hazardous areas: WT 24-2Exi
Marking: Ex II 2G EEx ia IIC T4

Standard proximity sensors for hazardous areas: WTB 27-3 Ex
Marking: Ex II 3D IP 67 T70°C / Ex II 3G EEx nA II T4 X
Selection table
Product group   Sensing range (mm)   Type of light   Supply voltage   Connection   
Miniature
proximity switches
WT2 1 - 30 red DC cable/cable w. plug
WT4-3 4 - 150 red DC plug / cable
WT140-2 2 - 500 red DC plug / cable
WT150 2 - 100 red DC plug / cable
Small
proximity switches
WTB160T 15 - 150 red DC plug / cable
WTB190T 50 - 300 red DC plug / cable
WT9-2 30 - 250 red / ir DC plug / cable
WT9L Laser 30 - 150 laser DC plug
WT11 20 - 250 red DC plug / cable
WT12-2 20 - 250 red/ ir DC plug / cable
WT12L-2 Laser 20 - 200 laser DC plug
WT18-3 50 - 1000 red DC plug / cable
Standard
proximity switches
WT24-2 100 - 2500 red / ir DC / UC plug / terminal
WT24-2 Exi 100 - 2000 ir NAMUR plug / terminal
WT250 5 - 600 red DC / UC plug / cable
WT260 0 - 380 ir DC / UC plug / terminal
WTB27-3 30 - 1600 red / ir DC / UC plug / cable
WTB27-3 Ex 30 - 1600 ir DC cable
WT30 100 / 200 / 300 ir DC terminal
WT34 100 - 2500 red / ir DC / UC plug / terminal
WT36 200 - 800 ir DC / UC plug / terminal
WT45 400 - 2000 ir DC / UC terminal
Cylindrical
proximity switches
VTB18 25 - 140 red DC plug / cable
Background suppression (BGS)
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