1762-IF2OF2 A-B 输入继电器

A-B 22-COMM-D
A-B 1784-CF64
A-B 1746-OB16
A-B 1746-OA16
SCHNEIDER 140CPS12420
NI PCI-6025E
OMRON CJ1W-B7A22
OMRON S8VK-G24024
GE IC200MDL940E
NI SHC68-68-PM
A-B 440R-N23126
OMRON CJ1W-B7A22
OMRON CP1EN30DR-D
SIEMENS 6ES7321-1FH00-0AA0
A-B 1747-M12

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Description

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,程序中所有X0触点均不动作;若按下该按钮

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