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1 个月
如何区分NPN和PNP?又是怎么和PLC接线的?
2、npn类 NPN是指当有信号触发时,信号输出线out和0v线连接,相当于输出低电平,ov。 对于NPN-NO型,在没有信号触发时,输出线是悬空的,就是0v线和 ...
证券之星 on MSN
2 天
铭普光磁获得发明专利授权:“一种高兼容性光功率采样监控电路及 ...
证券之星消息,根据天眼查APP数据显示铭普光磁(002902)新获得一项发明专利授权,专利名为“一种高兼容性光功率采样监控电路及方法”,专利申请号为CN202010326065.0,授权日为2025年1月14日。
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