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。
HP DL120 G6 XEON QC X3440 2.53GHZ 2GB DDR3 500GB SATA
DELTA FR 24V-3000W-E POWER SUPPLY INVERTER 5CPD45013400
APPLE A1083 30″ CINEMA HD DISPLAY MONITOR 2560 X 1600
MOTOROLA MC9090-G GJ0HBGGC2WR WIRELESS MOBILE COMPUTER
BUFFALO TS-X8.0TL/R5 8TB TERASTATION III SATA NAS 4*2TB
ENTERASYS/CABLETRON N5 MODULAR MATRIX CHASSIS 7C105-P!!
ALCATEL LUCENT UMTS-CDMA RADIO 1900 MCR1900B BNJ64B
NETAPP BROCADE X1881-R6 LWL SFP 4GBPS 30KM R6 BRAND NEW
MAKITA 9+ PIECE COMBO TOOL SET NEW IN MAKITA DUFFLE BAG
ENSEO VOD MULTI-CH DIGITAL VIDEO GRAPHIC STAR SERVER
CISCO 15454-EIA-1BNCB48 BNC-B48 800-26225 WMM9700DRB
INVENSYS FOXBORO P0922YU POWER SUPPLY VA-26816
4 * SYMBOL WWC1060 WEARABLE TERMINALS +RING SCANNERS +
MSI-9850 CELL SCALE RF DIGITAL WEIGHT INDICATOR
BADU SPECK 21-80/33 SG JET CIRCULATION POOL PUMP NEW
