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12 | B�� 4�� | Configur ation
5.1.2
Buffer/Backup mode parameters
!
Incorrect parameter values (excessively high values)
may destroy the battery.
The "Buffer/Backup mode" parameter set displays the
following e. g.
Voltage
Current
Buffermode 12V
Range: 11,0V-14,0V
The following parameters can be selected in Buffer mode:
Battery
Voltage
12 V
11 V – 14 V
24 V
22 V – 28 V
The following parameters can be selected in Backup mode:
Battery
Voltage
12 V
10 V – 13 V
24 V
20 V – 26 V
1. Select the parameter with
2. Press
.
? The next parameter is activated.
3. Select the parameter with
4. Press
.
5. Keep pressing
until the configuration menu is
terminated.
6. Connect the battery and select "Buffer mode" or
"Backup mode".
"
Buffer/Backup mode is implemented with the set
parameters.
13,5V
90A
Current
3 A – 90 A
3 A – 45 A
Current
3 A – 10 A
3 A – 10 A
or
.
or
.
5.2
Language
The "Language" menu is used to set the BAT 490 pro-
gram language.
1. Select the "Language" menu item.
2. Press
.
? The "Language" menu is displayed.
3. Select the language with
4. Press
.
? Language selected.
5. Keep pressing
until the "Language" menu is termi-
nated.
5.�
Contrast
The "Contrast" menu is used to set the contrast
of the LCD.
1. Select the "Contrast" menu item.
2. Press
.
? The "Contrast" menu is displayed.
3. Set the contrast with
4. Press
.
? Contrast set.
5. Keep pressing
until the "Contrast" menu is termi-
nated.
5.4
Software version
The "Software version" menu displays the current soft-
ware version of the BAT 490.
1. Select the "Software version" menu item.
2. Press
.
? The software version is displayed.
3. Keep pressing
until the "Software version" menu
is terminated.
5.5
Factory setting
The customer-specific parameters are deleted and
replaced by the factory parameters in the "Factory set-
ting" menu.
1. Select the "Factory setting" menu item.
2. Press
.
3. Press
.
? Factory parameters set.
4. Keep pressing
until the "Factory setting" menu is
terminated.
or
.
or
.
Rober t Bosch GmbH
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