_______________________________________________________________________ 2 Power Failover
PolaRx4 Product Family Hardware Manual v2.0.0
20
2.1
Connectors
The four connectors are all of type ODU MINI SNAP Series F, 3 pins. The ODU part number of the
corresponding male connectors is S40F1C-P03MJG0-50CP. The pinout of the female connector is
shown below:
2.1.1
MAINS – ADAPTER
The voltage provided to the MAINS – ADAPTER connector must not exceed 12V.
2.1.2
BATTERY
2.1.3
CHARGER
To avoid damaging the battery, only use a charger made for your particular battery type.
2.1.4
RECEIVER
Pin
#
Description
1
To be connected to the main power supply: 12 V DC.
2
Internally connected to pin#2 of the RECEIVER connector.
3
GND
Pin # Description
1
To be connected to the “+” terminal of the battery.
2
Power source indicator: DC level is 0V when power at the RECEIVER connector is
drawn from battery, and 12V when drawn from mains.
3
To be connected to the “-” terminal of the battery.
Pin # Description
1
To be connected to the “+” terminal of the battery charger.
2
NC
3
To be connected to the “-” terminal of the battery charger.
Pin
#
Description
1
12V DC power output
2
Internally connected to pin#2 of the MAINS - ADAPTER connector.
3
GND
