描述
PLC控制开关量的能力是很强的。所控制的入出点数，少的十几点、几十点，多的可到几百、几千，甚至几万点。由于它能联网，点数几乎不受限制，不管多少点都能控制。所控制的逻辑问题可以是多种多样的：组合的、时序的；即时的、延时的；不需计数的，需要计数的；固定顺序的，随机工作的；等等，都可进行。
SYMBOL MOTOROLA LS3578-FZBU0100UR LS3578-FZ, cradle, 7′
SYMBOL MOTOROLA LS3578-FZBR0100UR LS3578-FZ, CRADLE, 7′
SYMBOL MOTOROLA LS3578-FZBU0100IR LS3578-FZ,cradle, 7′
Motorola Symbol Ds6878-sr Handheld Bar Code Reader –
FREE shipping Generous 30-day return policy
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Motorola/symbol 2a Ls3578-fzbr0100ur Ls3578-fz Crdl 7′
FREE shipping Generous 30-day return policy
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SYMBOL MOTOROLA AP-7131-66040-D-WR APN:DUAL RADIO 802.1
Motorola Symbol Ls3578-fz Handheld Bar Code Reader
FREE shipping Generous 30-day return policy
Expedited shipping available
