... wide The product specification is enough to select; SNC series, protection heighe 100-1560mm, protection range,0-8m7 ... time,we may choose the host-subsidiary light curtain and using in series. 13. 3N/O outputs or 2 ... wide The product specification is enough to select; SNC series, protection heighe 100-1560mm, protection range,0-8m7 ... ,we may choose the host-subsidiary light curtain and using in series.