SICK GSE10-R3712 Photoelectric sensors. SICK GSE10-R3712 is a photoelectric sensors in the G10 family. SICK identifies this exact configuration as manufacturer article 1065911. The official technical record specifies Functional principle: Through-beam photoelectric sensor; Dimensions (W x H x D): 20 mm x 50 mm x 51.5 mm; Housing design (light emission): Rectangular; Sensing range max.: 0 m ... 40 m; Sensing range: 0 m ... 35 m; Type of light: Visible red light. The linked SICK data sheet is specific to GSE10-R3712.