BattMan Pro. Battery Controller
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Technical specifications
Technical specifications
| Battery technology | Lead-acid, Lithium |
| Nominal voltage | 12.0 |
| Integrated battery monitoring | Oui |
| Wired network | Owner (6 wires) |
| Max charge current (A) | 500.0 |
| Max discharge current (A) | 500.0 |
| Peak discharge current | 500.0 |
| Discharge cut-off voltage | 10.5 |
| Float charge voltage | 13.2 |
| Max batteries in series | 2.0 |
| Mounting orientation | Vertical |
| Operating temperature range | -20 to +50 |
| Storage temperature range | -20 to +50 |
| IP rating | IP65 |
| Weight | 0.15 |
| Alarm contact type | No potential |
| Alarm output | Yes |
| Alarm types | Low battery, undervoltage, overvoltage |
| Automatic sync function | Yes |
| Available alarms | Low battery, Undervoltage, Overvoltage |
| Number of battery banks | 2 |
| Number of battery outputs | 2 |
| Charge efficiency factor (CEF) | Automatic or manual |
| Communication protocol | Standalone (no communication protocol) |
| Required connection cable | Yes |
| Current accuracy | ± 0.4 |
| Current measurement range | 0-500 |
| CZone compatible | No |
| Displayed data | Voltage, current, ampere-hours, autonomy, capacity |
| Display type | LCD |
| Flush mount | Yes |
| Historical data tracking | Yes |
| MasterBus compatible | No |
| Maximum battery capacity | 9999 |
| Measured voltage range | 0-35 |
| Modular cable required | No |
| Mounting type | Flush-mounted |
| Operating voltage range | 9-35 |
| Power consumption (backlight off) | 8 mA (12V) / 6 mA (24V) |
| Power consumption (backlight on) | 30 mA (12V) / 18 mA (24V) |
| Power source | Battery 12/24 VDC |
| Depth (mm) | 79 |
| Product diameter | 64 |
| Screen size | 2.52 |
| Service battery monitoring | Complete (Voltage, Current, Ah, Capacity) |
| Shunt dimensions | 87 x 45 x 35 |
| Shunt included | Yes |
| Shunt rated current | 500 |
| Shunt specification | 500 A / 50 mV |
| Starter battery monitoring | Voltage only |
| System voltage compatibility | 12, 24 |
| Remaining time calculation | Yes |
| Voltage accuracy | ± 0.3 |
| Voltage resolution | 0.01 |
Detailed description
Detailed description
Precise monitoring with the BattMan Pro battery monitor from Mastervolt
The Mastervolt BattMan Pro battery monitor is a high-precision measurement instrument designed for 12V and 24V DC systems. Unlike the Lite version, the Pro model displays the estimated remaining time and retains a detailed history of specific battery events. With its IP65-rated 64 mm diameter waterproof display, it integrates perfectly on a navigation console while resisting demanding marine environments. It allows monitoring of two battery banks simultaneously: full monitoring for the service bank (voltage, current, ampere-hours, capacity) and voltage monitoring for the starter battery.
Technical performance and installation
This monitor comes with a 500 A / 50 mV shunt, ensuring current measurement accuracy of ± 0.4 % and voltage accuracy of ± 0.3 %. Its very low power consumption (8 mA at 12 V with backlight off) preserves your energy reserves. It includes a configurable potential-free alarm contact to alert you in case of undervoltage or critical capacity. Although it is not compatible with the MasterBus network (unlike the MasterShunt or EasyView display), the BattMan Pro stands as an extremely reliable standalone solution, directly competing with models such as the Victron BMV-712, with a clear and universal interface.
Expert opinion
Expert opinion
Pol CONIN
Digital Manager
« A standalone high-precision monitor with built-in alarm relay »
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