How to install the elevator five-way call, please be more detailed. Thank you.

Generally speaking, the walkie-talkie has four wires, namely, positive electrode, negative electrode, R and L, and the equipment connecting wires are yellow, green, red and black. According to the corresponding color, the wire of the wireless extension transmitter is connected with the telephone in the computer room.

The yellow-green line of the telephone in the machine room is connected with the yellow-green line of the accompanying standby cable in the elevator controller; The yellow-green line in the accompanying backup cable connects the car top talker, the car bottom talker and the car talker. The other two orange wires of the intercom are connected to the elevator signal line.

Elevator five-way communication refers to the communication among the management center host, elevator car, elevator room extension, elevator top and elevator shaft bottom in elevator intercom system.

Extended data:

System functions:

(1) Both internal users and temporary visitors open the corresponding permission layer selection button of the elevator by swiping their cards, and the user's permissions are written on the cards.

(2) Only the authorized person can start the elevator, and only the authorized floor button can be activated to reach the corresponding floor, otherwise it will be invalid.

(3) Flexible floor control, which can specify the personnel entering and leaving each floor and the effective time. Can be combined with smart card function, without limiting the number of people entering and leaving.

(4) The system and the elevator are connected through passive relay nodes, which are completely isolated and do not affect each other.

(5) Optional password keyboard function, so that authorized personnel can enter the password to open the key when they forget to bring the card.

References:

Baidu encyclopedia-elevator five-way communication system