MASTERBUS
EN / Alpha alternator - Alpha Pro II regulator / January 2013
21
6.3.4
Configuration
Below parameters can be changed via the MasterBus network by means of a MasterView panel or by means of
an interface connected to a PC with MasterView System software.
Value
Meaning
Default
Adjustable. range
General
Language
Language displayed on a MasterBus
monitoring device
English
See specifications
Name
Name of this device. This name will be
recognized by all devices connected to the
MasterBus.
APR Alpha Pro MB
0-12 chars
MasterBus power
Option to let the Alpha Pro power MasterBus
Off
Off, On
System
System
Startup delay
Delay in seconds to allow the engine revving
up before the alternator starts loading it.
10
0-60
Alternator type*
Select the alternator type to connect this
charging regulator to.
Alpha 12V/90A
See specifications
Battery voltage
Nominal battery voltage
12V
12V, 24V
Temp. sensor
Location of the Alpha Pro temperature sensor. Battery
Battery, Alternator
Alternator
Pole pairs
Number of alternator pole pairs*
6
1-16, alternator
dependent
Pulley ratio
Motor pulley diameter relative to the alternator
pulley diameter.
1.000
0.000-4.000
Keep alive DC
The field current is not to drop below this
percentage of maximum to keep the rpm
meter functioning well.
6 %
6-25%, only after
Installer login
RPM event at
Number of revs at which an event takes place
1000 rpm
200 - 10000 rpm
Small engine
Option to minimize torque load by decreasing
charging current. This prevents a small engine
from stalling.
Not checked
Imax = 20% below
Field current turns to 20 % below X rpm.
1000
0-20000
Imax =100%
above
Field current turns to 100 % above Y rpm.
2000
0-20000
Battery
Type
Battery type selection
Wet cell
See specifications
Temp.
compensate
Voltage change at temperature rise
-0.030V/°C
-1.000 - +1.000
Bulk
Voltage
Bulk voltage
14.25/28.50/57.00V 0.00-16.00/16.00-
32.00/32.00-64.00V
Minimum time
Minimum bulk voltage timer
4 min
0-600 min
Start time at
Voltage at which to start the minimum bulk
voltage timer
13.80/27.60/55.2V
0.00-16.00/16.00-
32.00/32.00-64.00V
Maximum time
Maximum bulk voltage timer
360 min
0-600 min
Return voltage
Return to bulk voltage
12.80/25.60/51.2V
0.00-16.00/16.00-
32.00/32.00-64.00V
Return time
Adjustable Return to Bulk time after the
Return to Bulk voltage has been reached.
30 sec
0-255 sec
Absorption
Voltage
Absorption voltage
14.25/28.50V
0-15.50/0-31.00V*
Maximum time
Maximum absorption timer
4 h
0-24 h*
Float
Voltage
Float voltage
13.25/26.50V
0-15.50/0-31.00V*
Alarm levels
High alarm on
Alarm DC High on
16.00/32.00V
0-16.00V0-32.00V*
High alarm off
Alarm DC High off
15.00/30.00V
0-16.00V0-32.00V*
Low alarm on
Alarm DC low on
10.00/20.00V
0-16.00/0-32.00V*
Low alarm off
Alarm DC low off
11.00/22.00V
0-16.00/0-32.00V*
Alarm delay
Alarm delay time
30 sec
0-240 sec*