详细介绍 ◆ 可以检测金属,塑料,液体等不同物质◆ 具有浪涌,过载,短路,逆极性保护功能 NPN NOCR30SCF10DNOCR30SCN15DNO NPN NCCR30SCF10DNCCR30SCN15DNC NPN NO+NCCR30SCF10DNRCR30SCN15DNR PNP NOCR30SCF10DPOCR30SCN15DPO PNP NCCR30SCF10DPCCR30SCN15DPC PNP NO+NCCR30SCF10DPRCR30SCN15DPR