SICK WT2F-P470 Photoelectric sensors. SICK WT2F-P470 is a photoelectric sensors in the W2 family. SICK identifies this exact configuration as manufacturer article 6030590. The official technical record specifies Functional principle: Photoelectric proximity sensor; Functional principle detail: Energetic; Dimensions (W x H x D): 14 mm x 19.5 mm x 3.5 mm; Housing design (light emission): Rectangular; Sensing range max.: 1 mm ... 9 mm 1); Sensing range: 1 mm ... 9 mm 1). The linked SICK data sheet is specific to WT2F-P470.