描述
PLC还有特殊的或称智能或称功能模块。如A/D(模入)模块、D/A(模出)模块、高速计数模块、位控模块、温度模块等等。这些模块有自己的CPU,可对信号作预处理或后处理,以简化PLC的CPU对复杂的程控制量的控制。智能模块的种类、特性也大不相同,性能好的PLC,这些模块种类多,性能也好。
SYMBOL MOTOROLA DS6707-SR20007ZZR SCANNER ONLY: USB/RS2
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Motorola/symbol 2a Ds6707-sr20007zzr Ds6707 Scanner
FREE shipping Generous 30-day return policy
Expedited shipping available
Motorola/symbol 2a Ds6708-sr20001zzr Ds6708 Scanner
FREE shipping Generous 30-day return policy
Expedited shipping available
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FREE shipping Generous 30-day return policy
Expedited shipping available
Motorola/symbol 2a Ds6707-sr20001zzr Ds6707 Scanner