Question

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Infomation A four-wire return call bell system is a special inter-communication bell system that contains two stations and four wires in between stations. This type of bell system can also be called a "call and answer system This type of system is used wherever the need is present for a two way signal system Specifications: Station "A" can call station "B". Station "B" can call station "A". 2 Procedure: Draw the wiring diagram for this job. Organize your job in advance so you can cut down on time. All wires should be horizontal and vertical Make sure wires go around terminal screws one turn clock-wise 1 4 Plan Lay-Out Stationar Loods Station Tanshamer 13 8 ustrButour&Gonirl FusIr Rutton& Contsot Questions: What is the definition of an inter-communication bell system? What is the definition of a 4-wire return call bell system? 3 How many section wires are there through the wall? What is another name for this job? Where can this system be used? 6. Why is it important to organize your job in advance? 4

Answer 1

1) Inter-communication Bell system is an independent ( network isolated ) bell system that is used to communicate the  message within a building premises.

2) 4-wire return call Bell system refers to the type of an intercom bell system that have 4 wires connecting 2 stations and so act as the two way signal system .

3)One section wire is through the wall between Pushbutton A and PushButton B.

4) Another name for this job is Call and Answer type System.

5) This type of system can be used whenever there is need for two way signal communication .

6) It is important to organize job in advance beacuse :

a) It helps in efficient and effective implementation of the proposed idea or system .

b) It save time ,effort and money as we already know our steps and stratergy for performing the job .