DS3800HSAB 以诚为本 用心服务

364A9521P1 PPT 75 KVA 60HZ
3671035P2 ARC CHUTE SIDE LH
3671036P2 ARC CHUTE SIDE RH S
36A173047ABG01 FILTER ASM
36A353076BEG01 RESISTOR ASM
36A353243BBG01 FAN ASM
36A353243BBG02 FAN ASM
36A353476ARG01 SCR ASM KIT DA153
36A353476AXG05 SCR ASM DA152
36A353476AXG06 SCR ASM DA153
36A353476AXG07 SCR ASM 125DA155 ‘D’
36A357317BA004 TRANSDUCER
36A357317BA011 TRANSDUCER

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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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