Schneider XUSL4E30H166N Description Description Schneider Safety Light Curtain, PL e, Level 4, SIL3 Related products SCHNEIDER TSXDEY32D2K SCHNEIDER TSXDEY16D2 SCHNEIDER TSXASR402 SCHNEIDER TSXDMZ28DTK SCHNEIDER TSXDET1612 SCHNEIDER TSX1722028