Photoelectric sensors | W26 | WTB26P-24113420ZZZ | Sensing range min. / max.: 30 mm / 3,000 mm | Functional principle: Photoelectric proximity sensor | Functional principle detail: Background suppression | Switching output: Push-pull: PNP/NPN | Switching mode: Light switching | Connection type: Male connector M12, 4-pin | Light source: PinPoint LED | Type of light: Visible red light | Housing material: VISTAL® | Adjustment: Teach-in button, Wire/pin, Potentiometer, Teach-Turn adjustment | Special features: Factory setting: Switch-on delay of switching output by 10 ms | Housing: Rectangular
Functional principle
Photoelectric proximity sensor
Functional principle detail
Background suppression
Sensing range min.
30 mm
Sensing range max.
3,000 mm
Adjustable switching threshold for background suppression
180 mm ... 3,000 mm
Reference object
Object with 90% remission factor (complies with standard white according to DIN 5033)
Minimum distance between set sensing range and background (black 6% / white 90%)
120 mm, at a distance of 800 mm
Recommended sensing range for the best performance
200 mm ... 800 mm
Light source
PinPoint LED
Type of light
Visible red light
Shape of light spot
Point-shaped
Light spot size (distance)
Ø 7 mm (700 mm)
Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle)
< +/- 1.0° (at TU= +23 °C)
Normative reference
EN 62471:2008-09 | IEC 62471:2006, modified
LED risk group marking
Free group
Wave length
635 nm
Average service life
100,000 h at Ta= +25 °C
Teach-Turn adjustment
BluePilotFor setting the sensing range
LED blue
BluePilot: sensing range indicator
LED green
Operating indicatorStatic on: power on
LED yellow
Status of received light beamStatic on: object presentStatic off: object not present
Special features
Factory setting: Switch-on delay of switching output by 10 ms
MTTFD
626 years
DCavg
0%
TM(mission time)
20 years
Supply voltage UB
10 V DC ... 30 V DC1)
Ripple
≤ 5 Vpp
Usage category
DC-12 (According to EN 60947-5-2)DC-13 (According to EN 60947-5-2)
Current consumption
≤ 30 mA, without load. At UB= 24 V
Protection class
III
Number
2
Type
Push-pull: PNP/NPN
Switching mode
Light switching
Signal voltage PNP HIGH/LOW
Approx. UB-2.5 V / 0 V
Signal voltage NPN HIGH/LOW
Approx. UB/ < 2.5 V
Output current Imax.
≤ 100 mA
Circuit protection outputs
Reverse polarity protected
Response time
10 ms2)
Repeatability (response time)
150 µs
Switching frequency
50 Hz3)
Function of pin 4/black (BK)
Digital output, light switching, object present → output Q HIGH4)
Function of pin 2/white (WH)
Digital output, alarm → output HIGH
Dimensions (W x H x D)
24.6 mm x 82.5 mm x 53.3 mm
Connection
Male connector M12, 4-pin
Housing
Plastic, VISTAL®
Front screen
Plastic, PMMA
Male connector
Plastic, VISTAL®
Kaal
Approx. 80 g
Maximum tightening torque of the fixing screws
1.3 Nm
Enclosure rating
IP66 (EN 60529)IP67 (EN 60529)IP69 (EN 60529)1)
Ambient operating temperature
–40 °C ... +60 °C
Ambient temperature, storage
–40 °C ... +75 °C
Shock resistance
50 g, 11 ms (25 positive and 25 negative shocks per axis, for X, Y, Z axes, 150 shocks in total (EN60068-2-27))50 g, 6 ms (5,000 positive and 5,000 negative shocks per axis, for X, Y, Z axes, 30,000 shocks in total (EN60068-2-27))
Vibration resistance
10 Hz ... 2,000 Hz (Amplitude 0.5 mm / 10 g, 20 sweeps per axis, for X, Y, Z axes, 1 octave/min, (EN60068-2-6))
Air humidity
35 % ... 95 %, relative humidity (no condensation)
Electromagnetic compatibility (EMC)
EN 60947-5-2
Resistance to cleaning agent
ECOLAB
UL File No.
NRKH.E181493 & NRKH7.E181493
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
Moroccan declaration of conformity
✔
China RoHS
✔
ECOLAB certificate
✔
cULus certificate
✔
Photobiological safety (DIN EN 62471) certificate
✔
ECLASS 5.0
27270904
ECLASS 5.1.4
27270904
ECLASS 6.0
27270904
ECLASS 6.2
27270904
ECLASS 7.0
27270904
ECLASS 8.0
27270904
ECLASS 8.1
27270904
ECLASS 9.0
27270904
ECLASS 10.0
27270904
ECLASS 11.0
27270904
ECLASS 12.0
27270903
ETIM 5.0
EC002719
ETIM 6.0
EC002719
ETIM 7.0
EC002719
ETIM 8.0
EC002719
UNSPSC 16.0901
39121528
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