Conventional Systems Technical Manual - Alcad

OFFONOFFONSYSTEM ON STANDBY. NO CALL.By default, telephones in the dwellings are active, so that it is possible, bypicking up the receiver, to establish communication with the entrance panel,without any need to have first received a call from the entrance panel.In installations with several points of entry, this function can be performed inthe entrance panel which is configured as the main panel of the installation.SYSTEM ACTIVEThe system changes from being on standby to being in the active state when the concierge unit telephone receives a call from oneof the dwellings or from the entrance panel, or when a telephone in a dwelling receives a call from the concierge panel.MAKING A CALL TO THE CONCIERGE UNIT FROM THE DWELLINGTo make a call to the concierge unit, pick up the receiver. Then press the electric lock button.RECEIVING ON THE CONCIERGE UNIT A CALL MADE FROM THE DWELLINGWhen a call is made to the concierge unit from a dwelling, the concierge unit telephone emits an audio signal. Communicationwith the dwelling can now be established by picking up the receiver and placing the communication switch in the top position.When the call has been received, the concierge is allowed 60 seconds to answer the call and for conversation.The system warns when the time allowed for conversation has almost expired by emitting a series of beeps, allowing the possibilityof extending the conversation time from the concierge unit telephone by pressing and releasing the hang-up button on the conciergeunit telephone.Characteristics:During the periods allowed for answering and conversation, the system does not permit devices in the other dwellings to join thecommunication.The entrance panels controlled by the concierge unit are disabled, so that it is not possible to call the dwellings from them. Thered light on these panels flashes, warning visitors that the panels are temporarily inactive.Other dwellingsDwelling 1Call made to conciergeEntrance panelsof the entry points ofthe buildingCommunicationswitchConciergeCommunication betweenconcierge and dwelling 1Time limit to answer the call + time limit for conversation: 60 secondsExtending the time limit for conversation + time limit for conversation: + 60 seconds18= Functions disabled