Dometic Buttner MT BCB 30/30/20 IU0U Instructions De Montage Et De Service page 19

Description of the device
Item in
fig. 1,
Designation
page 3
1 Connection cable
2 Display panel
3 Rubber feet
4 Service connection
5 Connections and controls
6 Temperature sensor
7 Extension cable (5 m) with adapter for dis-
play panel used for remote control
Connections and controls
Item in
fig. 2,
Designation
page 3
1 Service
connection
2 DIP switches
battery type
3 DIP switches
battery
capacity and
functional
settings
4 Ntz terminal
5 BMS terminal
6 D+ terminal
Description
For authorized personal
only
Setting of the charging
program (see chapter
"Setting the charging pro-
gram" on page 26).
Setting of the charging
current (see chapter
"Adapting the charging
current" on page 27) and
other functions.
Output for 12 V signal
when connected to mains
(max. 100 mA)
Only for LiFePO4 batter-
ies: Input for control signal
of external battery man-
agement system
Input for D+ signal of the
alternator or ignition lock
signal (terminal 15)
4445103619
Item in
fig. 2,
Designation
page 3
7 CI terminal
8 TR terminal
9 S–/S+ terminal Inputs for sense cables to
10 T T terminal
11 BORD+
12 COM–
13 START+
Display panel
Item in
fig. 3,
Designation
page 4
1 On/Off button
2 LED indicator
Description
Optional
Connection for a caravan
industry bus system
Note: The battery control
booster must be inte-
grated into the CI-BUS on-
board management sys-
tem by the vehicle manu-
facturer, expansion
partner or a system inte-
grator.
Output for controlling a
normally open relay NO
(connection variant D) or a
normally closed relay NC
(connection variant C1)
measure and control the
charging voltage at the
battery
2 connections for tem-
perature sensor
Connection to positive
pole of 12 V house battery
Connection to the nega-
tive pole of the house bat-
tery/chassis
Connection to positive
pole of 12 V starting bat-
tery
19