6DR2410-5
¥888.00
DSDI110A
¥888.00
DSAI130
¥888.00
1755KPMPS1700
¥888.00
51304362-350
¥888.00
51304362-100
¥888.00
西门子 6DR5210-0EN00-0AA0
《销售热线：18030132582》
PLC梯形图中的某些编程元件沿用了继电器这一名称，如输入继电器、输出继电器、内部辅助继电器等，但是它们不是真实的物理继电器，而是一些存储单元（软继电器），每一软继电器与PLC存储器中映像寄存器的一个存储单元相对应。该存储单元如果为“1”状态，则表示梯形图中对应软继电器的线圈“通电”，其常开触点接通，常闭触点断开，称这种状态是该软继电器的“1”或“ON”状态。如果该存储单元为“0”状态，对应软继电器的线圈和触点的状态与上述的相反，称该软继电器为“0”或“OFF”状态。使用中也常将这些“软继电器”称为编程元件。
联系人：张芳
热线：0592-5087951+++手机：18030132582
传真：0592-5165561（请注明张芳收，谢谢！）
QQ：2946362425
地址：厦门思明区湖滨东路湖光大厦8楼B
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