描述
箱体式的小型PLC的主箱体就是把上述几种模块集成在一个箱体内的，并依可能提供I/O点数的多少，划分为不同的规格。箱体式的PLC还有I/O扩展箱体，它不含CPU，电源及I/O单元的功能。扩展箱体也依I/O点数的多少划分有不同的规格。
Gefran GTS Solid State Relay SSR Power Module 440v 55a
MKS 253A-1-40-1 32mm Exhaust Throttle Control Valve
Headway Vac Steal 26G Vacuum Pump Ballast stabilizer
Vision Engineering Beta Alpha Lynx Microscope Head
GE Druck Unomat TRX-II iS Documnting Process Calibrator
Simulates/Reads RTD’s/thermocouples, pressure, volt/amp
NEAT 310 Programmable Brush/Brushless Servo Controller
310-S Servo Controller
Oriental Motor DSP501H Speed Controller DIN RAIL 100v
Bodine ABL-3912E SCR DC Brushless Controller +motor
in: 115VAC, 15a — out: 0-130VDC, 3a w/22B2BEBL-D3
National Instruments GPIB-SCSI-A Controller/Interface
