Key Parameters
Parameter Specification
Product Type Background Suppression (BGS) Photoelectric Sensor
Model Variant WL27-3P3402S17
Sensing Principle Background Suppression (Triangulation)
Light Source Visible Red Light (Red LED)
Wavelength 650 nm
Sensing Range Fixed at 340 mm
Background Suppression Yes, Fixed
Light Spot Size Approx. 15 x 40 mm (at 340 mm distance). Note: The "S17" lens creates a unique, focused rectangular spot.
Programmability / IO-Link Yes, IO-Link V1.1
Output Type PNP, 4-in-1 configurable (NO/NC, Light-On/Dark-On) via IO-Link or teach-in
Output Function Configurable (e.g., NO/NC, Light-On/Dark-On)
Switching Frequency 500 Hz
Repeat Accuracy < 0.5 mm
Hysteresis < 10% of sensing distance
Operating Voltage 10 - 30 V DC
Current Consumption ≤ 100 mA (without load)
Max. Load Current 100 mA (Short-circuit and reverse polarity protected)
Response Time ≤ 1 ms
Connection M12 x 1, 4-pin connector (Pin 4 is IO-Link signal)
Housing Material Stainless Steel (V4A / 316L)
Protection Rating IP67 / IP69K (High-pressure and steam-jet cleaning resistant)
Ambient Light Immunity ≤ 7,000 Lux (all types)
Operating Temperature -30 °C to +60 °C (-22 °F to +140 °F)
Teaching Method Button teach-in or via IO-Link
Approvals / Certifications CE, cULus Listed, EHEDG, FDA compliant materials