The display function of LED controlled by relay contact output type of PLC has been analyzed in detail, the problem of frequent operation of relay contact has been soved, and the hardware circuit and program flowchart have been given.
本文对继电器输出型ＰＬＣ控制ＬＥＤ数码管的显示功能进行了详细的分析，解决了硬件继电器触点频繁开合的问题，并给出了实现上述功能的硬件电路和程序流程。
neutral relay with heavy duty contact
无极加强接点继电器
pivoted relay
绕支点转动的继电器
Electrical relays--Contact performance of electrical relays
GB/T14598.1-1993电气继电器电气继电器的触点性能
Relay contacts. Circuit can be specified as open or closed.
继电器触点。可指定电路为断开或接通。
time delay relay
延时继电器时间继电器
Effect of Arcing Behavior Characteristics on Welding and Electrical Endurance of Relay Contact;
继电器电弧特性对触点熔焊及寿命的影响
Analysis on Reliability and Contact Bonding for Sealed Electromagnetic Relay;
密封电磁继电器的可靠性及触点粘结失效分析
The Study of Failure Mechanism of Contact Resisitance Enhacement of Relay Contact
继电器触点接触电阻偏大的失效机理研究
Electrical relays--All-or-nothing electrical relays
GB/T14598.2-1993电气继电器有或无电气继电器
armature bracket
(继电器的)衔铁架
ABS Main Relay Output
ＡＢＳ主继电器输出
Transient Thermal Field Simulation Method of Relay Contacts Breaking Process
继电器触点分断过程瞬态热场仿真方法
AC voltage electromagnetic relay
交流电压电磁继电器
power off relay
停电用电源转换继电器
Represents various relays. Type of relay can be specified.
表示各种继电器。可指定继电器的类型。
TCM connector, Trans relay or relay connector
ＴＣＭ接头，变速继电器或继电器接头
single element relay
一元继电器单元件继电器
trip free relay
自由脱扣继电器自由释放继电器