Categories
  • Design: Nexa Aluminium
  • Design: Nexa Inox
  • Design: Nexa 90
  • Design: Nexa 60
  • Door station type: Audio
  • Door station type: Push buttons
  • Door station type: Coded call
  • Technology: GB2
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EL642/GB2A sound module for audio panels

Reference: EL642/GB2A

Product code: 11530140A

EAN code:

  • For Nexa push buttons or coded door panels.
  • "GB2" digital installation of 2 wires.
  • Digital audio level adjustment without the need to open the door panel.
  • Removable terminal connector for easy wiring.
  • Privacy on audio and door open progresses.
  • Message broadcasting (language selectable) and coloured icons acknowledge the system status (call in progress, in  communication, lock is activated or  the system is busy).
  • Connection to push button modules or keypad using small flat cables provided with the modules.
  • Two relay outputs with selectable activation time.
  • Includes two push buttons.

More information

The components of audio and video systems with “GB2” digital installation use 2 unpolarized wires only (no matter about the way they are connected). The necessary components for a system of these characteristics are:

  • Push buttons panels.
    • Allow configurations of up to 128 push buttons.
    • On single building systems, the maximum number of accesses (door panels) is four. In case of more than one door panel, use DP-GB2/A panel switcher.
    • Use one EL642/GB2A (audio only) or EL632/GB2A (colour camera) sound module for each door panel. When systems with more than 2 push buttons, order as many EL606D or EL610D push buttons electronic modules as required for the panel to be used. In case of panels with more than one horizontal module, use one RAP-610D link cable for each additional horizontal module.
  • Coded panels.
    • Can manage of up to 256 apartments (128 in case of audio units).
    • On single building systems, the maximum number of accesses (door panels) is four. In case of more than one door panel, use DP-GB2/A panel switcher.
    • Use one EL642/GB2A (audio only) or EL632/GB2A (colour camera) sound module.
    • Choose a calling method:
  • Use apartment units according to the following rules:
    • Audio only systems with Nhea GB2 hands free audio unit or T-562 telephone. Use one FA-GB2/A power supply for up to 128 apartments. It’s required the use of D2L-GB2 video distributors for apartment units connection. The maximum number of units inside the same apartment is one.
    • Video systems with Vesta 2 GB2 monitor. Use one FA-GB2/A power supply for up to 23 apartment units. In case of more apartment units, add one RD-GB2/A booster and one FA-GB2/A power supply for each group of 23 units. The maximum number of units inside the same apartment is four.
    • Video systems with Vesta 7 GB2 or Pentha GB2 monitors. Use one FA-GB2/A power supply for up to 18 apartment units. In case of more apartment units, add one RD-GB2/A booster and one FA-GB2/A power supply for each group of 18 units. The maximum number of units inside the same apartment is four.
  • Use a 12V d.c. lock release. Is it possible to use a.c. lock releases by using a TF-104 transformer.
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