2-9
Door Phone Interface Module (DPIM) & Door Phone (Figures 2-9 and 2-10)
y The DPIM adapts any DLI circuit for use with the door phone unit
y Commonly used to request entry through locked doors (interior or exterior) or as a room
monitoring box
y Provides contact control to be used with a customer-provided electric door lock
y Door phone is wall-mounted
y Door phone is weather resistant
iDCS Series Keysets
28 Button iDCS Keyset (28D) (Figure 2–11)
y 32-character display (2 x 16) with three associated soft
keys and a scroll key
y
28 programmable keys with tri-coloured LEDs
y Two fixed-function keys
y Keyset Status Indicator
y Built-in speakerphone
y
Eight selectable ring tones
y Volume Up/Down keys for digital control
of speaker, handset and ringer volumes
y Desk- or wall-mounted
Figure 2–11 28 Button iDCS Keyset (28D)
Figure 2–9 Door Phone Interface Module
Figure 2–10 Door Phone