... 4.Beam Spacing:10mm,20mm,40mm,80mm SNC Series: 1. Fit for kinds of Machinery Fields ... fittings. 2. SNC series's specification * Fast response time <20ms.* LED indicator,easy to algin, display ... indicator,self-examing indicator.Electrical noise immunityIEC61000-4-4:level IV/IEC61000-4-2level IVInsulation resistance>100MΩDielectric strengthAC1500V,60sAmbient /physical characteristicsAmbient temperature ...