Photoelectric sensors | W26 | WLA26P-24162130A00 | Sensing range min. / max.: 0 m / 18 m | Functional principle: Photoelectric retro-reflective sensor | Functional principle detail: Without reflector minimum distance (autocollimation/coaxial optics) | Switching output: Push-pull: PNP/NPN | Switching mode: Light/dark 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, IO-Link | Communication interface: IO-Link V1.1 | Smart Sensor: Enhanced Sensing, efficient communication, diagnosis, Smart Task | Smart Task name: Base logics | Special features: Factory setting: Switch-off delay, 70 ms, differs from the IODD (document no. 8021088) | Housing: Rectangular
Functional principle
Photoelectric retro-reflective sensor
Functional principle detail
Without reflector minimum distance (autocollimation/coaxial optics)
Sensing range min.
0 m
Sensing range max.
18 m
Maximum distance range from reflector to sensor (operating reserve 1)
0 m ... 18 m
Recommended distance range from reflector to sensor (operating reserve 3,75)
0 m ... 12 m
Reference reflector
Reflector PL80A
Recommended sensing range for the best performance
0 m ... 12 m
Polarisation filter
Yes
Light source
PinPoint LED
Type of light
Visible red light
Shape of light spot
Point-shaped
Light spot size (distance)
Ø 100 mm (10 m)
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-in button
For sensitivity adjustment
LED blue
BluePilot: Alignment aid
LED green
Operating indicatorStatic on: power onFlashing: IO-Link mode
LED yellow
Status of received light beamStatic on: object not presentStatic off: object presentFlashing: Below the 1.5 function reserve
Special features
Factory setting: Switch-off delay, 70 ms, differs from the IODD (document no. 8021088)
Special applications
Detecting objects wrapped in film
MTTFD
690 years
DCavg
0%
TM(mission time)
20 years
IO-Link
✔ , V1.1
Data transmission rate
COM2 (38,4 kBaud)
Cycle time
2.3 ms
Process data length
16 Bit
Process data structure
Bit 0 = switching signal QL1
VendorID
26
DeviceID HEX
0x800180
DeviceID DEC
8388992
Compatible master port type
A
SIO mode support
Yes
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 (Complementary)
Type
Push-pull: PNP/NPN
Switching mode
Light/dark 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
Repeatability (response time)
150 µs
Function of pin 4/black (BK)
Digital output, light switching, object present → output QL1LOW; IO-Link communication C4)
Function of pin 4/black (BK) – detail
The pin 4 function of the sensor can be configured
Function of pin 2/white (WH)
Digital output, dark switching, object present → output ǬL1HIGH4)
Function of pin 2/white (WH) – detail
The pin 2 function of the sensor can be configured
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®
Weight
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
Smart Task name
Base logics
Logic function
DirectANDORWindowHysteresis
Timer function
DeactivatedSwitch-on delayOff delayON and OFF delayImpulse (one shot)
Inverter
Yes
Switching frequency
SIO Logic: 800 Hz1)IOL: 650 Hz2)
Response time
SIO Logic: 600 µs1)IOL: 750 µs2)
Repeatability
SIO Logic: 300 µs1)IOL: 400 µs2)
Switching signal QL1
Switching output
Switching signal ǬL1
Switching output
Device status
Yes
Quality of teach
Yes
Quality of run
Yes, Contamination display
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
Moroccan declaration of conformity
✔
China RoHS
✔
ECOLAB certificate
✔
cULus certificate
✔
IO-Link certificate
✔
Photobiological safety (DIN EN 62471) certificate
✔
Information according to Art. 3 of Data Act (Regulation EU 2023/2854)
✔
ECLASS 5.0
27270902
ECLASS 5.1.4
27270902
ECLASS 6.0
27270902
ECLASS 6.2
27270902
ECLASS 7.0
27270902
ECLASS 8.0
27270902
ECLASS 8.1
27270902
ECLASS 9.0
27270902
ECLASS 10.0
27270902
ECLASS 11.0
27270902
ECLASS 12.0
27270902
ETIM 5.0
EC002717
ETIM 6.0
EC002717
ETIM 7.0
EC002717
ETIM 8.0
EC002717
UNSPSC 16.0901
39121528
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