描述
整体式PLC整体式PLC是将电源、CPU、I/O接口等部件都集中装在一个机箱内,具有结构紧凑、体积小、价格低的特点。小型PLC一般采用这种整体式结构。整体式PLC由不同I/O点数的基本单元(又称主机)和扩展单元组成。基本单元内有CPU、I/O接口、与I/O扩展单元相连的扩展口,以及与编程器或EPROM写入器相连的接口等。扩展单元内只有I/O和电源等,没有CPU。基本单元和扩展单元之间一般用扁平电缆连接。整体式PLC一般还可配备特殊功能单元,如模拟量单元、位置控制单元等,使其功能得以扩展。
Leybold Vacuum Turbopump Cable 802-0087-062 0190-24523
Leybold Turbopump Controller Turbotronik NT 20 working
Leybold Turbotronik NT 20 Turbopump Controller working
Leybold Turbopump Controller Turbotronik NT 20 working
Leybold Turbotronik NT 20 Turbopump Controller working
Leybold SogevacUV25 Rotary Vane Vacuum Pump 30.0 CFM
Ruvac Leybold Vacuum Blower Pump WA1000 89513-1
LEYBOLD TURBOVAC 450 CF VACUUM PUMP
Leybold WSU 1000 Booster Pump – Used
Leybold 25B DryVac System Precision Vacuum
Leybold D40BCS Vacuum Pump – Used
Leybold EcoDryL Vacuum Pump 1.5 KW E12315 rb3
Rebuilt Leybold S60AC Single Stage Vacuum Pump