Accessories; Expansion Key Panel; Alarm Interface Unit - Ericsson Dialog 4222 Office User Manual

BusinessPhone – Dialog 4222 Office / Dialog 3211 & 3212

Accessories

This chapter describes optional features that can be used together
with your BusinessPhone telephone.

Expansion key panel

Note: Only available for Dialog 4222 Office.
Each key panel offers 17 additional keys for storing of your most
frequently used telephone numbers and functions, and for
supervising extensions. Your telephone can be expanded with one
key panel.
Note: One key panel of type DBY 419 01 can be
connected to the Dialog 4222.

Alarm interface unit

Note: Only available for the Dialog 3212 & 3211.
This plug-in module is fitted into the bottom of the telephone. It
makes it possible to transfer alarm signals from various devices via
the telephone to the exchange and to a pre-defined extension. A
special circuit layout provides maximum functional security.
To a telephone fitted with an alarm interface unit you can connect
devices such as bathroom alarms for hotel rooms, emergency
alarms for hospitals, bank security alarms and supervision of
machines.
Accessories
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