Common faults of five-party communication in elevators

There are generally several reasons for the wireless five-party intercom equipment in elevators

(1) Wireless signal issue: The main and extension antennas are placed outdoors.

(2) The built-in intercom devices were not removed, and the mixed use of intercom devices caused interference. All the original intercom devices were removed.

⑶ The cables used for connecting the communicator carry voltage and current interference. Spare passive cables should be adopted.

There are generally several reasons for the wired five-party intercom equipment in elevators

(1) The communicator is aging. Replace it with a new one.

(2) Aging of the lines, replace the lines;

⑶ The wire diameter is too thin, the pulling distance is too far, and the attenuation is severe. Replace the wire material.

The five-party intercom equipment for IP elevators is usually a problem with the setup

(1) Extension, play, and record volume adjustment. Turn up the play and record volumes a bit.

When the sound of the five-party intercom equipment in the elevator is low, you can refer to the above reasons for troubleshooting