描述
从结构上分，PLC分为固定式和组合式（模块式）两种。固定式PLC包括CPU板、I/O板、显示面板、内存块、电源等，这些元素组合成一个不可拆卸的整体。模块式PLC包括CPU模块、I/O模块、内存、电源模块、底板或机架，这些模块可以按照一定规则组合配置。
RELIANCE Electric PSC3000 WR-D4001-A D4002-I S-D4006-D
RELIANCE ELECTRIC PMI PROCESSOR 60000-2
Reliance Electric Duty Master Motor 25HP
NEW Reliance 78093-1R Starter Contactor 780931R NIB
One-day shipping available
RELIANCE ELECTRIC 2-CHANNEL ANALOG INPUT MODULE 57C409
Reliance Electric 0-57407-4J Processor Module DCS
One-day shipping available
Reliance DC Spindle Motor LC2512ATZ
RELIANCE ELECTRIC AUTOMATE 20
Reliance Electric 75 HP Duty Master A-C Motor NY Blower
reliance 10 hp 25 rpm gear reduction chain drive motor
