3500/60背板133819-01 BENTLY

3RW3346-0EC34
1756-L72
1394-SJT05-C
3HAC025338-006
DSM 130N-44U3031
ACS880-01-145A-3
REF615E_G HBFEAEAGNDA1ABA1XG
REF615E_G HBFEAEAGNDA1ABA1XG
3500/42M
BUM61-30/45-54-B0
MVI56E-MCM
MVI56E-MCM
MX4000X-111KL
PPC322BE
IC697CPX772

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描述

PLC的日常维护和保养比较简单,主要是更换保险丝和锂电池,基本没有其它易损元器件。由于存放用户程序的随机存储器(RAM)、计数器和具有保持功能的辅助继电器等均用锂电池保护,锂电池的寿命大约为5年,当锂电池的电压逐渐降低到一定程度时,PLC基本单元上电池电压跌落到指示灯亮,提示用户注意有锂电池所支持的程序还可保留一周左右,必须更换电池,

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