9200-06-01-10-00 Bently Nevada

1FK7083-5AF71-1AG0
1FK7100-5AF71-1AH0
1FK7103-5AF71-1AA0
1FK7105-5AF71-1DG5
2KG4121-0VM45-4AA6
:50999-0137
CISCO N9K-C93180YC-EX
CISCO WS-C2960X-48FPS-L
CISCO ASA5580-40-10GE-K9
PCI-5114
USB-5133
PCI-6071

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描述

PLC的I/O响应时间包括输入电路延迟、输出电路延迟和扫描工作方式引起的时间延迟(一般在2~3个扫描周期)等。对开关量控制的系统,PLC和I/O响应时间一般都能满足实际工程的要求,可不必考虑I/O响应问题。但对模拟量控制的系统、特别是闭环系统就要考虑这个问题。

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