Hardware installation
5
NK823x hardware installation
48
Building Technologies A6V10062437_a_en
Fire Safety & Security Products 30.06.2013
Power connections
Note the dual power supply input for redundant solutions.
X103
Power supply
X104
RS485-1
X105
RS485-2
DF8090
BATTERY
POWER
SUPPLY
27Ah 12V
Vin = Voltage In
Vout = Voltage Out
Batt = Battery
Vin
Batt
Vout
NK823x power connections
WARNING
There is a risk of explosion if the battery is replaced with an incorrect battery type.
Use 27Ah 12V batteries. Dispose of the used battery at a recycling point in
accordance with local environmental standards and regulations.
X103: Power Supply
Power connections.
Power supply Pin Assignment
1 +
2 Earth
Primary
3 –
N/A 4 Not used
N/A 5 Not used
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