Working principle of general relay: Universal relay is a kind of relay which can be used in a certain field or many fields. The relay is a kind of electrical apparatus whic…

In the whole process of application, please refer to the instruction manual. Common problems indicate that the actual operation should not exceed the rated voltage of load electr…

Generally speaking, the relay strictly refers to the voltage relay. Voltage relay is generally able to work live for a long time, no problem for at least a few years, most PLC au…

1. The essential difference between relay and contactor is that the load is different, the contactor with large current capacity, and the relay is the small one. The contactor us…