F3330 HIMA

6DD1607-0CA1
ATV61HC13N4
MVME147-014
6SC6111-1VA01
SK-R9-P1NT1-CF7C
2711P-K6C5A
6DD1688-0AE2

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描述

各种电动阀、电磁阀该开的没能打开,该关的没能关到位,由于执行机构没能按PLC的控制要求动作,使系统无法正常工作,降低了系统可靠性。要提高整个控制系统的可靠性,必须提高输入信号的可靠性和执行机构动作的准确性,否则PLC应能及时发现问题,用声光等报警办法提示给操作人员,尽快排除故障,让系统安全、可靠、正确地工作。

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