VT3006S35R1 REXROTH 基础技术

REXROTH VT-VSPA1-1-11
ROBICON 469718
ROBO CYLINDER RCA-T
ROBO CYLINDER RC-S5-M-50-M
ROCKWELL AUTOMATION 56AMXN
ROD-L M100DC-5-10
ROE ELKO RAUH ⅡA 2200MFD 40V
ROEMHEKD D35321
Rofin laser HG-24
RORZE RD-023MS
ROSEMOUNT 3051TG2A2B21AB4M5
ROSEMOUNT SCL-C-003-M2
ROSS 400C79
ROSS 400C79
RVSI SCANSTAR240
SABO MPB.533.00 PLM500(AEB.550.00)
SAIA PCD2.M127

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描述

PLC的基础技术的进展,主要集中在两个基本方面:执行多任务和程序互换。所谓执行多任务,就是在一个PLC系统中可同时装几个CPU模块,每个CPU模块都执行某一种任务,控制与其所执行任务相关的I/O模块的存取。

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