ACBU-A1 ABB

GE 369-HI-R-M-0-0-0-E
SCHNEIDER 140CPU67260
FOXBORO A4H254-8F8T
Schneider 140CPU67260
Seidel MV65WKS-CE310/22PB
ABB ACBU-A1
ABB SC560
Bently 3500/22M
TRICONEX 3625
MOTOROLA MVME162-213
TRICONEX 3008

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Description

说明这一对象的运行程序正常;否则,属运行不正常,发出报警信号或停机信号。监控程序的梯形图如图7所示。图7中定时器T1为检测元件,X001为控制对象动作信号,X002为动作完成信号,M2为报警或停机信号。假设被控对象的运行程序完成一次循环需要50s,则定时器K值可取510(T1为100ms定时器)。当X001=1时,被控对象运行开始,T1开始计时;如在规定的时间内被控对象的运行程序能正常结束

National Instruments PCI-MIO-16XE-10 I/O BoardCogent Cirrus Logic EP7312 Development System with CD

National Instruments PCI-MIO-16XE-10 I/O Board

JK Audio Remote Interface Unit

Marconi Fore Systems HE622 ATM Controller Adapter Card