描述
模块式的PLC是按功能分成若干模块，如CPU模块、输入模块、输出模块、电源模块等等。大型机的模块功能更单一一些，因而模块的种类也相对多些。这也可说是趋势。目前一些中型机，其模块的功能也趋于单一，种类也在增乡。如同样OMRON公司C20系列PLC，H机的CPU单元就含有电源，而Ha机则把电源分出，有单独的电源模块。
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RELIANCE ELECTRIC 45C-200A NSPP 45C200A
RELIANCE ELECTRIC 45C-314 USPP 45C314
RELIANCE ELECTRIC 0-49011-6A NSFP 0490116A
Reliance Electric A40 Control Processor 45C410A 45C410
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**NIB** Reliance Electric Rectifier Stack 86466-88R
RELIANCE CLDD 0-51865-3 51865-3 CURRENT LOOP DRIVER
RELIANCE ELECTRIC DC POWER TECHNOLOGY 60002-5
RELIANCE ELECTRIC GV3000/SE 30 HP. AC DRIVE BRAND NEW
RELIANCE 60FN4042 FLEXPAK 3000 DRIVE 30/60HP ***XLNT***
RELIANCE ELECTRIC 45C-364 NSPP 45C364
RELIANCE ELECTRIC 0-52808-3 NSFP 0528083
