1440-DYN02-01RJ A-B 触点接通

HIMA F7126
PACIFIC 6445-001-K-N
SIEMENS 6ES7414-2XG04-0AB0
GE 369B1860G0030
ABB PM856K01
ABB CI867K01
SIEMENS 6AV3688-3CD13-0AX0
EMERSON A6500-RC
ABB CI867K01
Emerson A6312
HONEYWELL CC-PCNT01
ABB PFEA112-20
GE 369-HI-R-M-F-E-0-0
A-B 1747-L553
A-B 1747-L553
A-B 1747-L553

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Description

输入继电器X0的线圈状态取决于SB0的状态。该按钮未按下时,输入继电器X0线圈状态为”1″通电状态,程序中所有X0触点均动作,即常开触点接通,常闭触点断开;若按下该按钮,则输入继电器X0线圈状态为”0″断电状态,程序中所有X0触点均恢复常态。如果输入继电器连接的输入设备是按钮SB0的常开触点,则情况恰好相反:在该按钮未按下时,输入继电器X0线圈状态为”0″断电状态

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