MMS6823R EPRO 上限水位

GE IS220UCSAH1A
GE ACC-5595-208
DEIF SCM-1
SIEMENS 6FC5371-0AA10-0AA2
GE IS220PDIOH1A
GE IS200TBCIH1C
GE IS220PTURH1B
ABB UFC760BE143
ABB PP836A
MOTOROLA MVME187
ABB PP836A
COGNEX VPM-82403X
COGNEX VPM-82403X

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Description

随着水泵的工作,水塔中水位逐渐上升,浮球上升又使撞块向下离开行程开关SQ2,行程开关一旦不受压就会复位,从而使SQ2常开触头断开,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

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