NDS Dometic SCE320 Operating Manual page 10

The charger can be connected to the DTB01 display (optional) for remote controlling.
Only SCE320B, SCE360B: If a Bluetooth N-BUS device is present in the N-BUS network, the NDS Dometic mobile
app can be used for controlling the charger.
A temperature sensor (optional) can be connected to monitor the battery temperature during the charging process.
Description of the device
fig.  on page 1
Table 1: Connections and controls
No. Description
1 Status LED of house battery (B1)
2 Status LED of starting battery (B2)
3 Connection to temperature sensor (optional)
4 DIP switches for settings
5
Connection to positive pole of starting battery
6
Connection to positive pole of house battery
7 Connection to positive pole of solar panel 1
8
Connection to positive pole of solar panel 2
9
Connection to negative pole of batteries
10 Connection to negative pole of solar panel
11 No function
12 Connection to display (optional)
Battery charging function
A main charging cycle of the starting battery and the house battery is initiated in the following situations:
• After a standstill of the alternator
• After falling below the reset voltage
fig.  on page 1
In all charging phases almost the entire possible charger current is available for the additional supply of DC loads
without discharging the battery.
The charging characteristics for fully automated continuous operation without monitoring are referred to as IUOU
characteristics.
1: Pulse charge
With a voltage between 8 V and 10.5 V, a current between 1 A and 2 A will be delivered every 5 s (timeout 4 h).
Red Battery charging
Orange Battery reconditioning
Green Battery completely charged
EN
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