Specification: Part Number 1026146 Light spot size (distance): Ø 50 mm (3 m) Enclosure rating: IP 67 IP 69K Cable diameter: 3.7 mm UL File No.: NRKH.E189383 & NRKH7.E189383 Sensing range: 0 m ... 2.8 m Angle of dispersion: Ca. 1.5 ° Power consumption: 30 Light source: LED Wave length: 650 nm Supply voltage: 10 V DC ... 30 Optics material: PMMA Response time: ≤ 1.4 ms Housing length: 49.3 mm Sensor/detection principle: Through-beam photoelectric sensor Conductor cross-section: 0.14 mm² Type of light: Visible red light Weight: 91 g Part number of individual components: Receiver, MHE15-N2238, 2031155, Sender, MHS15-D2038, 2031165 Sensing range max.: 0 m ... 4 m Housing material: ABS, Plastic Protection class: III Cable material: PVC Connection type: Cable, 3-wire, 2 m Switching output: NPN Output current Imax.: 100 Optical axis: radial Switching mode: Dark switching Thread diameter (housing): M18 x 1 Housing design (light emission): Cylindrical, angled Ambient storage temperature: -25 ... 70 °C Circuit protection: A, C, D Ambient operating temperature: -25 ... 55 °C Signal voltage NPN HIGH / LOW: Uv / < 2,9 V Switching frequency: 350