2301A8272-288 Woodward

Woodward 9905-007

Woodward 8272-394B

Woodward 8404-4005

WOODWARD 8270-975

WOODWARD 8271-468

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Description

而PLC的输入继电器灵敏度较高,若漏电流干扰超过一定值,就形成了误信号。同样,当输出元件为VTH(双向晶体闸管)或是晶体管输出,而外部负载又很小时,会因为这类输出元件在关断时有较大的漏电流,引起微小电流负载的误动,导致输入与输出信号的错误,给设备和人身造成不良后果。

Siemens Circuit Board 6FX1115-0AA01 _6FX1115-0AA01 6FX1

MOORE SIEMENS 15215-1 15225 MANUAL TRANSFER BOARD CARD

Siemens PC612-B1200-C96​8 PC Board

Siemens S30861-U4076-M-​E1/01 BOARD