C
T
S
2
2
1
0
V
1
2
V
S
D
2
2
1
0
V
C
T
S
1
S
D
1
Line Buffer SML-2054
Line Buffer ONLY required when the system has
more than 15 units.
Digital Entrance Panel = 1 Unit
Main or Riser Controllers = 1 Unit
Digital Audio
Installation Manual
- 16 -
Request To Exit (Timed) wiring detail
System Controller
RTE/T
RTE/T
DMS
DMS
Green of White
White of Green
Request To Exit Switch
(Timed)
Intercall
Digital
RTE
Request To Exit Button
12VDC Auxiliary Output wiring detail
Line Buffer detail
PANEL 1
OV
OV
OV
12V
12V
12V
12VDC Auxiliary Output )
12VDC Auxiliary Output )
3amp Overall Output
12VDC Auxiliary Output )
System Controller
System
Controller
Emergency Override
Switch
For Fail Secure (SE) Lock Releases.
PANEL 1
RTE/T
RTE/T
Green of White
White of Green
Common
1
Normally
Open
4
Normally
Closed
2
Emergency Override Switch
For Fail Secure (SE)
Lock Releases
wire N/O to RTE/T only.
For Fail Safe (SA) Lock Releases.
SA
SE
LC
LS2
LS -
RTE/T
RTE/T
DMS
DMS
PANEL 1
Common
1
Normally
Open
4
Normally
Closed
2
RT
E
N/C
N/O
For Landing Panels only
Line Buffer wiring detail
TC
0V
1
TC
0V
1
2
SD
CTS
2
SD
CTS
OV
2
CTS1
12V
1
SD1
1
SD2
0V
2
CTS2
Incoming
Data Line
50VAC Healthy
indicator
12VDC Healthy
indicator
12V
Auxiliary
Power
0V
Outgoing
Data Line
PCB 2007 Controller Interface
PCB 2054 Line Buffer
The Line Buffer is only required
above 15 Units.
Digital Entrance Panel = 1 Unit
Main or Riser Controller = 1 Unit
External Time Clock wiring detail
If an on board Digital time clock is
fitted, and a secondary clock
(BST/GMT) is required please set all
on board trades times to zero.
System Controller
TX
B+
TC+
TC
-
12V
0V
TX
B -
NO NC COM PWR
Digital Audio
Revision 1.09 Date: 05/12/2011
