Photoelectric sensors | W34 | WT34-R220 | Functional principle: Photoelectric proximity sensor | Functional principle detail: Background suppression | Switching output: Relay | Switching mode: Light switching, Dark switching | Connection type: Terminal connection with M16 gland | Light source: LED | Adjustment: Potentiometer | Communication interface: -
Functional principle
Photoelectric proximity sensor
Functional principle detail
Background suppression
Dimensions (W x H x D)
27 mm x 92 mm x 70 mm
Housing design (light emission)
Rectangular
Sensing range max.
100 mm ... 2,500 mm1)
Sensing range
100 mm ... 2,500 mm
Type of light
Infrared light
Light source
LED2)
Light spot size (distance)
Ø 80 mm (2,500 mm)
Adjustment
Potentiometer
Supply voltage UB
20 V AC/DC ... 250 V AC/DC
Power consumption
< 2 VA
Switching output
Relay, electrically isolated1)
Output function
Change-over contacts
Switching mode
Light switching, Dark switching1)
Switching mode selector
Selectable via light/dark selector
Switching current (switching voltage)
4 A @ 250 V AC, 4 A @ 24 V DC, 0.125 A @ 250 V DCUL: 4 A @ 250 V AC, general use / 4 A @ 250 V AC, resistive (NO) / 3 A @ 250 V AC, resistive (NC) / 4 A @ 24 V DC, NO, general use / 3 A @ 24 V DC, NC, general use / R300 / B300 (NO contacts only)
Response time
≤ 10 ms
Switching frequency
10 Hz2)
Time functions
Switch-on delayOff delayAdjustable
Delay time
Adjustable via time delay selector switch, 0.5 s ... 10 s
Connection type
Terminal connection with M16 gland
Circuit protection
A3)C4)
Protection class
II5)
Вес
140 g
Housing material
Plastic, ABS
Enclosure rating
IP67
Usage category
AC-15, DC-13According to EN 60947-1
Ambient operating temperature
–40 °C ... +60 °C
Ambient temperature, storage
–40 °C ... +75 °C
UL File No.
NRKH.E181493 & NRKH7.E181493
MTTFD
487 years
DCavg
0 %
TM(mission time)
20 years
B10D
59,123 Switching cycles1)
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
Moroccan declaration of conformity
✔
China RoHS
✔
CCC certificate
✔
cULus certificate
✔
Photobiological safety (DIN EN 62471) certificate
✔
ECLASS 5.1.4
27270903
ECLASS 6.0
27270903
ECLASS 7.0
27270903
ECLASS 8.0
27270903
ECLASS 9.0
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ECLASS 10.0
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ECLASS 11.0
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ECLASS 12.0
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ECLASS 13.0
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ECLASS 14.0
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ECLASS 15.0
27270903
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EC002719
ETIM 7.0
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ETIM 8.0
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ETIM 9.0
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ETIM 10.0
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