描述
对于复杂的控制系统，使用PLC后，可以减少大量的中间继电器和时间继电器，小型PIC的体积仅相当于几个继电器的大小，因此可将开关柜的体积缩小到原来的l/2~1/10。PLC控制系统的配线比继电器控制系统的少得多，故可以省下大量的配线和附件，减少很多安装接线工时，加上开关柜体积的缩小
SYMBOL MOTOROLA LS3408-FZAR0200AR LS3408-FZ, 9FT Coiled
Symbol MC70 PDA Motorola Barcode Scanner GMS MC7004
SYMBOL MOTOROLA LS3408-FZAR0600AR LS3408 KIT WITH SCANN
Motorola/symbol 2a Ls3408-fz20135r Ls3408
FREE shipping Generous 30-day return policy
Expedited shipping available
Motorola Symbol 1D Barcode Scanner LS3578-FZ20005WR NEW
Motorola Symbol Miniscan Ms2207 Bar Code Reader –
FREE shipping Generous 30-day return policy
Expedited shipping available
Motorola Symbol Ds9808lr Bar Code Reader – Handheld Bar
FREE shipping Generous 30-day return policy
Expedited shipping available
