2
8
11
18
Internal intercom
Fig 2 - Wiring diagram
DCEX3 (single channel)
External intercom
Door catch
DCEX4 (twin channel)
Door catch
Alternative low
voltage supply
connection
Alternative low
voltage supply
connection
DCEX3_DCEX4_Instructs_1.3.indd 3
DCEX3_DCEX4_Instructs_1.3.indd 3
30/1/07 11:09:02 am
30/1/07 11:09:02 am