描述
外部DC24V电源若输入回路有DC24V供电的接近开关、光电开关等，而PLC上DC24V电源容量不够时，要从外部提供DC24V电源；但该电源的“—”端不要与PLC的DC24V的“—”端以及“COM”端相连，否则会影响PLC的运行。
Fanuc ISB Unit A05B-2047-C142
Thermal Dynamics Plasma Welder Current Slope Unit CS-1
PHD Guided Cylinder SED26X10-AS-BJ-H4 7-JI-J6
Mitsubishi A Series I/O Module A42XY
GE Fanuc Analog Input Module IC693ALG222C
Westinghouse Selectronic 800amp Circuit Breaker MC3800F
ABB Welding Isolation Contactor A300W-20 400AMP
Feguson Rotary Indexer Table 6 Position 90vdc Motor
Giddings & Lewis Solenoid Digitizing Board 502-03207-00
ABB Welding Isolation Contactor A300W-30 400AMP
Allen Bradley 1771-NIV1 High Res. Analog Input Module
