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Abstract:
给出了设计PLC逻辑控制系统循环扫描时间的4个限制条件.满足这些条件可保证逻辑等价性,防止信号丢失,从而避免表面正确的梯形图内含的危险及隐患,减少I/O响应时间,提高控制精度,保证计时器的正常工作.
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Source :
自动化仪表
Year: 1999
Issue: 08
Page: 24-26
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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