18
DS1061-015B
4.2.3 OUTPUTS CONNECTION
Self-powered siren connection
When connecting a self-powered siren, do not exceed max. current values supplied by the control panel.
+SR
+
CONTROL PANEL
SIREN
S
RM
TA
TA
-
-V
to the tamper line
+SA
+SA
Figure 23 – Self-powered siren connection diagram
Internal siren connection
.
When connecting an internal siren, do not exceed the max. current values supplied by the control panel.
to the tamper line
-V
-
TA
TA
SIREN
CONTROL PANEL
+
SIR
Figure 24 – Internal siren connection diagram
Relay outputs connection
When connecting an external device to a control panel relay output, do not exceed the relay contacts typical voltage and current values.
The following figure shows the contacts position, according to the relay state.
Active (excited relay)
In standby condition (not excited relay)
Figure 25 – Relay contacts position
“S” system state output connection
The output is used to manage alarm memories in detectors and sirens. In normal condition its voltage is 0V; it is open when the system is
activated..
4.3 KEYPAD
TERMINAL PINS
BUS
LA
Bus.line,.data
LB
Bus.line,.clock
+
Power.supply.1V,.positive
-
Power.supply.1V,.negative
In
Auxiliary.input.
-RV
0V
SAB
Tamper.input
The keypad is provided with an auxiliary input and a tamper input. Both the inputs are locally managed by the keypad; an alarm, if present, is
sent.to.the.control.panel.via.bus.
