A06B-6058-H006
A06B-6058-H006
A06B-6058-H006
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。其实,按照IEC 61131-3的概念,我们应该更确切地称之为通过多配置执行多任务。例如,三菱电机的小Q系列多可以在一个机架上插4个CPU模块;富士电机的MICREX-SX系列多可以在一个机架上插6个CPU模块。这些CPU模块可以是专门用于逻辑控制、顺序控制的,也可以是运动控制用的,还可以是做过程控制用的,上述在Windows操作系统的环境下执行PC机任务的模块,也是供用户选择的一种选项。从某种意义上讲,这也是一种混合式的控制系统。
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Varian Turbo-V 1800 Vacuum Turbopump 9699061S001
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Ebara Vacuum Turbopump ET600WS need
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Shimadzu 20M 90 Deg Turbopump Cable Set 262-78462-56V1
ENI GHW-12Z Genesis RF Generator 1250W
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CPS TFE High Volt Power Supply 1966-00-0030
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Nikon NSR-S202A 200mm Wafer Handler Prealigner
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JEOL 7500 Heat Magenetic Chamber FEG WS-7555FEGH/IP
Lam Lower Electrode ASM Drive 853-250589R001
AMAT Applied Materials RF Match 0010-09416
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AMAT 13.56MHz RF Match 0010-09146 refurbished
AMAT XR80 Implant Power Distribution Unit 9090-00104ITL
AMAT XR80 Implant Power Distribution Unit 9090-00194ITL
TEL Tokyo Electron Throttle Valve Assembly A112990
TEL Tokyo Electron 100mm Back Plane Heater A121893
Lam Research DI Disp Core Assembly 122940800 New