SICK 1058254
SICK Miniature photoelectric sensors, W4SL-3V, WTB4SL-3N2462V, Sensing range max.: 25 mm ... 300 mm, Sensor principle: Photoelectric proximity sensor, Detection principle: Background suppression, Switching output: NPN, Switching mode: Light/dark switching, Connection type: Male connector M12, 4-pin, Light source: Laser, Adjustment: Teach-in button, Laser class: 1