描述
PLC电源用于为PLC各模块的集成电路提供工作电源。同时,有的还为输入电路提供24V的工作电源。电源输入类型有:交流电源(220VAC或110VAC),直流电源(常用的为24VDC)。
大多数模块式PLC使用底板或机架,其作用是:电气上,实现各模块间的联系,使CPU能访问底板上的所有模块,机械上,实现各模块间的连接,使各模块构成一个整体。
LS1220I300A Symbol Motorola MiniScan Fixed Barcode Scan
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SYMBOL MOTOROLA LS2208-1AZU0300SR USB KIT:POWER PLUS CB
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Lot of 4 Motorola Symbol WS5100RS Wireless Switch
Motorola Symbol LS9203I-7NNU0100SR LS9203i 1D Wired
SYMBOL MOTOROLA ML-2499-7PNA2-01R ANT:2.4GHZ,7DBI,INDOO
SYMBOL MOTOROLA CR0078-SC1009BWR CRADLE, BLUETOOTH, CHA
SYMBOL MOTOROLA LS2208-1AZKT100SR KBW KIT: STAND,ADAPTE
SYMBOL MOTOROLA LS2208-7AZKT100SR SCANNER,XT/AT KIT,CAB
SYMBOL MOTOROLA LS2208-SR20001R-UR SCANNER,USB KIT,CRW(
SYMBOL MOTOROLA LS2208-SR20007R-UR SCNR KIT: TWB, USB,
Motorola Symbol Ls1203 Bar Code Reader – Handheld Bar