PFSK151 ABB

ABB PFSK152
ABB PFSK152 3BSE018877R2 STEEL
ABB OPU 200-530/3BSE051184G0121
ABB 3BHE018893R0001
ABB HIER329036P0004

分类: 标签:

Description

PLC的CPU内有指示程序步存储地址的程序计数器,在程序运行过程中,每执行一步该计数器自动加1,程序从起始步(步序号为零)起依次执行到最终步(通常为END指令),然后再返回起始步循环运算。PLC每完成一次循环操作所需的时间称为一个扫描周期


BW CR-4000 PCB Mainboard CR-4000-PCB 114879 NEW

PowerDAQ PD2-AO-16/16 analog output board Used Spare

LIST-MAGNETIK Magnetic Fieldmeter MPU-ST Coating Thick

10X Zeiss Microscope len OPTON Planapo 10/0.32 NEW

Agilent 8453 G1103A mainboard motherboad SOLD AS IS

Agilent 19091-68506 HFM-570 Flowmeter SS Body NewInBox

Future Life CNC OPERATION PANEL KPV-001 new