SICK WT100-2P1402S04 Photoelectric sensors. SICK WT100-2P1402S04 is a photoelectric sensors in the W100-2 family. SICK identifies this exact configuration as manufacturer article 6052411. The official technical record specifies Functional principle: Photoelectric proximity sensor; Functional principle detail: Energetic; Dimensions (W x H x D): 11 mm x 31 mm x 20 mm; Housing design (light emission): Rectangular; Sensing range max.: 0 mm ... 1,200 mm 1); Sensing range: 0 mm ... 750 mm 1). The linked SICK data sheet is specific to WT100-2P1402S04.