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General| Output Voltage | 12 V / 24 V |
|---|---|
| Temperature Sensor | Yes |
| Protection | Over temperature |
| Temperature Range | -20°C to 50°C (-4°F to 122°F) |
| Charging Algorithm | 3-stage (bulk, absorption, float) |
Pictograms indicating safety warnings and instructions.
Defines correct usage and restrictions of the charge regulator.
Procedures for safe maintenance and repair activities.
General safety rules for installation and operation of the charge regulator.
Safety precautions and hazards when working with batteries.
Prohibition of using the charge regulator in life support systems.
Defines the scope and models covered by the manual.
Mastervolt's disclaimer of liability for product use and consequences.
Details the product warranty terms, conditions, and limitations.
Notes on product development, data changes, and rights derived.
Explains the information on the product's identification label for service.
Guidance on environmentally friendly disposal of the product.
Introduces the product and its main components in a charging system.
Explains the automatic charging stages: Bulk, Absorption, and Float.
Describes how temperature compensation affects charging voltage for battery longevity.
Information on using an optional temperature sensor with non-Mastervolt alternators.
Lists items included in the product packaging for initial setup.
General guidelines and safety warnings for connecting the charge regulator wiring.
Explains the connection and function of the "reg on" wire for voltage measurement.
Details how to connect the included battery temperature sensor for compensation.
Describes how to connect an optional tachometer for RPM monitoring.
Explains connecting an optional charge indicator lamp for status indication.
Details connecting an optional battery isolator for multi-bank charging systems.
How to select the charging mode via switch or MasterBus for system setup.
Explains the function to keep RPM meter active when alternator field current drops.
How to limit charge current based on engine RPM to prevent slipping.
Settings for battery or alternator temperature compensation for optimal performance.
Procedures for testing the system before starting the engine for proper function.
Steps to test the charge regulator during operation to verify functionality.
Explains how the regulator measures battery voltage for accuracy.
Basic operational behavior of the regulator after engine start and stop.
Introduces the MasterBus decentralized data network for system communication.
Guidelines for connecting devices to the MasterBus network.
Overview of functions and settings available via the MasterBus network.
Details of monitored values and their meanings for system status.
Lists possible alarms and their meanings for troubleshooting.
Information logged in the history function for past events.
Explains how to configure settings using MasterAdjust software for optimal performance.
How to configure events and actions within the MasterBus network.
Lists events that the Alpha Pro can trigger on other MasterBus devices.
Lists events that the Alpha Pro can respond to from other MasterBus devices.
How connecting a MasterShunt enhances functionality and battery protection.
Lists detailed technical specifications and product data for the Alpha Pro.
Graphical representation of the 3-step+ charging characteristics over time.
Physical dimensions of the Alpha Pro charge regulator in mm and inches.
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