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。
301 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
298 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
299 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
297 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
296 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
NEW Sundstrand-Sauer-Danfoss Hydraulic Series 45 Pump
35 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
34 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
27 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
29 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
26 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
28 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
25 Sundstrand-Sauer-Danfoss Hydraulic Series CPE Pump
