Description
由以上分析可知，NPN集电极开路输出为0V，当输出OUT端和PLC输入相连时，电流从PLC的输入端流出，从PLC的公共端流入，此即为PLC的漏型电路的形式，即：NPN集电极开路输出只能接漏型或混合式输入电路形式的PLC，连接图
NEW Sti Micro Safe MC4700 Series Light Curtain Set
USED Allen Bradley 1764-24AWA & 1764-LRP Processor Unit
Allen Bradley NEMA Size 1 Combination Controller 512
NEW Leeson 108265.00 Electric Motor 1.5 HP 2500 RPM
USED Allen Bradley 1791DS-IB4XOW4 CompactBlock I/O
Square D PowerLogic Circuit Monitor CM-2150
