The selection of an auxiliaryrelay is a key question of reliability to improve control system operation.
阐述了中间继电器的选型是切实提高控制系统运行可靠性的关键问题。
2
The original state instruction functions are to set automatically original state and the special auxiliaryrelay.
初始状态指令的功能是自动设置初始状态和特殊辅助继电器。
3
Based on the analysis of system wiring criterion, data composition and assignment internal auxiliaryrelay assignment, a new NC system was made up by utilizing this model.