2 | Application diagram
Application diagram
An advanced Legend system integrates alarms and relays. Each dome provides 8 alarm
inputs, 2 relay outputs, 127 presets, 16 ShadowTours (up to 20 minutes total), and 32 macros
(up to 16 steps each).
TIP
The Legend protocol is backward
compatible, so you can replace older
domes in an existing Digiplex system with
Legend domes. The hardware, however, is
not backward compatible.
1
8
78
9
10
6
5
3
2
14
POWER
12 VDC
BIAS
SWITCH
78
9
10
6
5
3
2
14
RS485
A
B
A
B
+
AUDIO
KEYPAD
RS485
RS485
A
B
RS422 IN
RS422 OUT
SPEAKER SHIELD
SPEAKER
REMOVABLE
TERMINAL STRIP
EARTH GROUND
78
9
10
6
5
3
2
14
POWER
12 VDC
BIAS
SWITCH
78
9
10
6
5
3
2
14
RS485
A
B
A
B
+
AUDIO
KEYPAD
RS485
RS485
A
B
RS422 IN
RS422 OUT
SPEAKER SHIELD
SPEAKER
REMOVABLE
TERMINAL STRIP
EARTH GROUND
N/O
N/C
COM
Video
loop-
through
Dome
Local relay
outputs
Local alarm
inputs
(dry contacts)
Matrix
switcher
Mon 2
Mon 3
Mon 4
Controller
keypad
Controller
keypad
Alarm chassis
Alarm input
module
Alarm inputs
Video
RS-422 data
RS-485 data
Digital recorder
Mon 1
Data distributor
Alarms/relays
Содержание Security Lend Camera
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