MVME 374-1 Motorola 接通KM回路

ABB 07AC91
ABB PM803F
GE IC698CMX016-ED
ICS TRIPLEX T8431
ABB KUC711AE
ICS TRIPLEX T8403
A-B 22C-D260A103
GE IS220PPROS1B
BENTLY NEVADA 3500/22-01-01-00
BENTLY NEVADA 3500/22-01-01-00
EMERSON GXT3-3000RT230 3000VA
GE IS200EPSMG1A
REXROTH KSM01.2B-061C-35N-M1-HP2-SE-NN-D7-NN-FW
STAHL ET-436-A-FX-R2-SR-16GB-NOV
SCHNEIDER 140CPU65150

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Description

如果控制电路只受SQ2常开触头的控制,这时KM就会断开,使M停止,而这时水塔的水位还远没有达到上限水位,为了解决这个矛盾,只要在控制原理图中下限行程开关SQ2常开触头旁并联一个KM接触器的常开触头就可以了。当SQ2接通KM回路时,KM的主触头闭合的同时

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