Description
NPN集电极开路输出电路的输出OUT端通过开关管和0V连接，当传感器动作时，开关管饱和导通，OUT端和0V相通，输出0V低电平信号；PNP集电极开路输出电路的输出OUT端通过开关管和+V连接，当传感器动作时，开关管饱和导通，OUT端和+V相通，输出+V高电平信号。
TRW Nelson NTR 1200 W Front Panel Weld Control
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NEW Dolan-Jenner SS930-11010 SafeScan 9 Controller Box
