载波式闪光信号报警保护器由传感器、发射器和接收器三部分组成。
The alarming protector of carrier type glitter signal consists of sensor, launcher and receiver.
该系统能够及时准确的检测出吊杆运行过程中的各种故障信号，根据故障情况可以发出相应的报警信号并切断主回路，达到安全保护的目的。
It can detect all the malfunction signals of platform booms in time and exactly, give alarms and cut off the main circuit to protect it.
就西门子公司的微型plc产品LOGO ！作了简要介绍，并列举了在信号报警和联锁保护电路中的应用实例。
LOGO! The miniature PLC from Siemens is introduced in brief. The examples of its applications in annunciation and interlock circuits are listed.
应用推荐