Specifications
Art.4842 Art.4843 Art.4844 Art.4845 Art.4842D Art.4843D Art.4844D Art.4845D
Art.4840 Art.4846 Art.4820
64
Art. BUTTON EXPANSION MODULE (SINGLE ROW)
4842 2 call push buttons.
4843 3 call push buttons.
4844 4 call push buttons.
4845 5 call push buttons.
Art. BUTTON EXPANSION MODULE (DOUBLE ROW)
4842D 4 call push buttons.
4843D 6 call push buttons.
4844D 8 call push buttons.
4845D 10 call push buttons.
Art. DESCRIPTION
4840 Blank module.
4846 Information module.
4820 Call progress digital information module.
BUTTON EXPANSION MODULES
(SINGLE AND DOUBLE ROW)
Button expansion modules (with single or double row buttons) are used together with audio or audio/video modules to
achieve the required number of call buttons for a system. Each module has a terminal connection that house 2 terminals
for each button: the buttons, depending on jumper settings, can have a common terminal or each button can have its
own common. (to simplify the use when used with the 4203,4303N & 4283 on digital systems).
BLANK AND INFORMATION MODULES
The blank module Art.4840 is normally used to take the space of one module for future expansion or to complete
the door station when needed.
The Information module Art.4846 has a 85x110 mm window, protected by a polycarbonate shield that can be
customized to show the street number or any other useful information. The information module Art.4820 is a new
digital module that provides visual (through a display) and verbal (through the speech board) during the system
operation: it is compatible with the 4837,4832,4833 and 4838 (only 4+1 mode) speaker units.
This module is available with many dierent languages including English.
4000Series
Modular System