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MEDEA Installation Manual
27
1.11
SA700 supplementary power unit
Figure 9 - AS700 supplementary power unit board elements
KEY
A
+
Power positive (13.8 V
⎓
) central bus
A
Data transmission/reception BUS A central bus
B
Data transmission/reception BUS B central bus
-
Central bus power negative (Gnd)
B
BUZZER
Buzzer for acoustic indications
C
+5V
+5V present LED power
D
ALARM
Alarm LED
E
Bus
BUS interface LEDs
F
JP2
Power isolation
(jumper inserted = common reference negative)
G
RX1
Central bus data reception LED
H
+3V3
Logic present LED power (+3.3 V
⎓
)
I
JP3
Battery selection (jumper inserted = 7Ah battery, no jumper = 9
or 18 Ah battery)
J
TAMPER
Tamper connector
K
EXC
Power unit tamper bypass
(jumper inserted = tamper bypassed)
L
RX2,3
Bus out 1 and 2 reception LED
M
PWR
Board power supply present (14.4m V
⎓
)
N
+PS
Board power positive (14.4 V
⎓
)
-PS
Board power negative (Gnd)
Summary of Contents for MEDEA
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