DS3800NPPB 锁存继电器

CP451-10S2
PQMII-A
1746-NR8
MDX61B0030-5A3-4-00
SH100/40080/0/1/00/00/00/00/00
SH100/40080/0/1/00/00/00/11/00
SR 469-P1-HI-A20-T-H
6AV6644-0AA01-2AX0
3HAC029032-004
6AV2124-0GC01-0AX0
SR469-P1-HI-A20-T-H
SR745-W2-P5-G5-HI-A

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描述

本指令使用的操作数有:01000~01915、20000~25515、HR0000~HR1915,其功能相当于锁存器,当置位端(S端)条件为ON时,KEEP继电器一直保持ON状态,即使S端条件变为OFF,KEEP继电器也还保持ON,,直到复位端(R端)条件为ON时,才使之变OFF,KEEP指令主要用于线圈的保持,即继电器的自锁电路可用KEEP指令实现。若SET端和RES端同时为ON,则KEEP继电器优先变为OFF。锁存继电器指令编写必须按置位行(S端),复位行(R端)和KEEP继电器的顺序来编写。

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