Contrôleur de batterie pour réseau NMEA 2000

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Digital Yacht

ZDIGISSBM100

Battery monitor for NMEA 2000 network

The Digital Yacht BM100 battery monitor integrates battery monitoring data from Victron SmartShunt and MPPT solar charge controllers (VE.Direct) into the NMEA 2000 network. It displays voltage, current, state of charge, and remaining capacity on compatible NMEA 2000 MFDs and via a Bluetooth interface for mobile devices. The system includes a standard 500A SmartShunt and a veKonvert NMEA 2000 interface.

Retail priceBenefit from the professional rate

£259.77 GBP

£259.77 GBP ~~£319.71 GBP~~

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Prices exclude import taxes (indicative rate: UK import VAT 20%). DAP delivery: import taxes are paid on delivery.

Low stock

Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

thanks to our network of approved installers

Find an installer

Support service

Opt for additional installation assistance

Technical specifications

Battery technology	Compatible with all battery types (Lithium, AGM, lead-acid, etc.)
Integrated battery monitoring	Oui
Wired network	NMEA 2000, VE.Direct
Max charge current (A)	500.0
Max discharge current (A)	500.0
Peak discharge current	500.0
Alarm output	NMEA 2000 alerts (no physical output)
Available alarms	Low voltage, low capacity (state of charge)
Nombre de parcs de batteries	2
Bluetooth App Name	VictronConnect
Protocole de communication	NMEA 2000, Bluetooth, VE.Direct
Compatible displays	Any multifunction display (MFD) compatible with NMEA 2000 (Garmin, Raymarine, Furuno, Navico, etc.)
Configuration interface	DIP switches
Connector type	NMEA 2000 Micro-C, VE.Direct
Plage de mesure de courant	-500 to +500
Compatible CZone	No
Display type	None (display via external MFD or mobile app)
Indicateurs LED d'état	Power (ON/FIXED), N2K (FLASH), VE.Dir (FLASH), Error (ON/FIXED)
Compatible MasterBus	No
Plage de tension mesurée	6.5 - 70
Mounting type	Inline mounting (shunt) / Surface mounting (bridge)
Network Adapter Compatibility	Raymarine SeaTalkNG (via adapter P/No A06045)
Nmea2000 Network Power Supply Voltage Range	9-16
Operating voltage range	6.5 - 70
Power source	NMEA 2000 bus / Battery monitored
Surveillance batterie de service	Voltage, current, state of charge (SoC), remaining time, historical data
Shunt Connection Bolt Size	M10
Shunt inclus	Yes
Courant nominal du shunt	500
Spécification du shunt	Victron SmartShunt 500A/50mV, M10 connection bolts
Surveillance batterie de démarrage	Voltage
Vekonvert Interface Role	Universal gateway for VE.Direct data to NMEA 2000
Wireless connectivity	Bluetooth

Detailed description

Designed for full integration of energy management aboard, the BM100 battery monitor from Digital Yacht is a monitoring solution dedicated to NMEA 2000 networks. This system combines a Victron Energy SmartShunt, known for its accuracy, with a Digital Yacht-developed veKonvert NMEA 2000 interface acting as a universal gateway for VE.Direct data. The BM100 allows detailed battery information to be displayed on any compatible NMEA 2000 multifunction display (MFD), regardless of brand—Garmin, Raymarine, Furuno, or Navico.

Accurate Monitoring and NMEA 2000 Integration

The BM100 provides precise measurements of voltage, current, and DC capacity for 12V, 24V, and 48V systems. It delivers real-time data such as battery voltage, charge/discharge current, state of charge (SoC), time remaining before depletion, and historical data including deepest discharge and number of charge/discharge cycles. In addition to the included 500A SmartShunt, 1000A and 2000A versions are available for more demanding systems. The system is self-powered via the NMEA 2000 bus, simplifying installation.

Extended Connectivity and Advanced Features

In addition to integration with MFDs via NMEA 2000, the BM100 offers wireless Bluetooth connectivity, enabling detailed monitoring and analysis on smartphones or tablets. Configurable alarms for low voltage and low capacity can be set up. The monitor can also track the voltage of a secondary battery, such as a starter battery. Installation is simplified by a "plug 'n play" approach, though an adapter cable may be required for non-standard NMEA 2000 networks, such as Raymarine’s SeaTalkNG (P/No A06045). Internal DIP switches allow precise binary configuration (e.g., 0=0000 to 15=1111). The system indicates its status via LEDs (Power, N2K, VE.Dir, Error).

Documentation

Type	Nom
	EN - Installation and User Manual - NMEA 2000 Battery Monitor - BM100
	EN - Installation and Instruction Manual - NMEA 2000 Battery Monitor - BM100

Expert opinion

Pol CONIN

Digital Manager

« Victron SmartShunt integration into NMEA 2000 network: BM100 analysis »

The Digital Yacht BM100 battery controller is a strategic component for boat owners looking to integrate precise monitoring of their Victron SmartShunt batteries or other VE.Direct products (such as MPPT solar charge controllers) into their existing NMEA 2000 network. Its main advantage lies in its ability to convert Victron’s proprietary VE.Direct protocol into standard NMEA 2000 messages, making this data visible on any compatible MFD.

For installation, the SmartShunt must be positioned as close as possible to the main battery, requiring an interruption of the ground circuit. The veKonvert interface then connects to the SmartShunt via VE.Direct and to the NMEA 2000 bus. The "plug 'n play" capability is real for standard NMEA 2000 networks, but a specific adapter, such as the Raymarine SeaTalkNG P/No A06045, is required if the backbone is non-standard. Configuration via the DIP switches is simple but requires opening the unit, which should be factored into planning.

This BM100 clearly stands out from generic NMEA 2000 battery monitors. It is not merely a current sensor, but an intelligent gateway leveraging the reputation and precision of Victron SmartShunt devices. Its practical value is highest in installations combining Victron equipment with a centralized NMEA 2000 network. It is important to note that the BM100 is a monitoring solution only and does not support integration of Victron chargers or inverters on the NMEA 2000 network. For more complex battery setups, scalability with multiple BM100 units is possible, offering appreciable flexibility.

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Battery monitor for NMEA 2000 network

£259.77 GBP

£259.77 GBP ~~£319.71 GBP~~

Frequently Asked Questions

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What is the Digital Yacht BM100 battery monitor?

The Digital Yacht BM100 battery monitor is a battery monitoring system designed to integrate with NMEA 2000 networks. It combines a Victron Energy SmartShunt, which precisely measures battery data, with a Digital Yacht veKonvert NMEA 2000 interface that translates this data for the NMEA 2000 network.

What battery information can the BM100 display?

The BM100 can display a full range of detailed battery information, including:

Battery voltageCharge or discharge currentState of charge (SoC)Remaining time before battery depletionHistorical data such as deepest discharge and number of charge/discharge cycles

Is the BM100 compatible with 12V, 24V, or 48V battery systems?

Yes, the BM100 battery monitor is designed to provide accurate measurements of voltage, current, and DC capacity for 12V, 24V, and 48V battery installations.

What is the current capacity of the SmartShunt included with the BM100?

The BM100 includes a 500A SmartShunt. 1000A and 2000A versions are also available for more demanding battery systems, but they are not included in this standard model.

Can the BM100 monitor a secondary battery?

Yes, the BM100 battery monitor can monitor the voltage of a secondary battery, such as a starter battery.

What advanced features does the BM100 offer?

The BM100 offers several advanced features, including:

Precise monitoring of DC voltage, current, and capacity.Full integration of data on NMEA 2000 multifunction displays.Bluetooth connectivity for monitoring via smartphones or tablets.Configurable alarms for low voltage and low battery capacity.Secondary battery voltage monitoring.

How is the BM100 powered?

The BM100 system is self-powered directly via the NMEA 2000 bus, simplifying installation by reducing the need for separate power wiring.

Which multifunction displays (MFD) is the BM100 compatible with?

The BM100 is compatible with any multifunction display (MFD) supporting NMEA 2000, regardless of brand, including Garmin, Raymarine, Furuno, and Navico, to display detailed battery information.

Is it possible to connect the BM100 to a Raymarine SeaTalkNG network?

Yes, if you connect the veKonvert to a non-standard NMEA 2000 network like Raymarine's SeaTalkNG, you will need to purchase the appropriate adapter cable, such as Raymarine P/No A06045.

Does the BM100 have wireless connectivity?

Yes, the BM100 offers wireless Bluetooth connectivity, enabling detailed monitoring and analysis of battery data directly on a smartphone or tablet via the dedicated app.

Does the BM100 use standard communication protocols?

Yes, the BM100 uses the NMEA 2000 protocol for integration with navigation systems and the VE.Direct protocol for communication between the SmartShunt and the veKonvert interface. Bluetooth connectivity also uses a standard protocol.

How to configure the DIP switches on the veKonvert for BM100?

To change the DIP switches, you must open the veKonvert by unscrewing the two Phillips screws located at the base of the unit. Then, you can set the DIP switches to create a four-bit binary number, for example:

0 = 00004 = 01008 = 100012 = 1100Etc.These settings allow you to define the battery instance on the NMEA 2000 network.

What do the LED indicators on the veKonvert BM100 mean?

The veKonvert is equipped with several LEDs to indicate its operating status:

Power (ON): Indicates that the veKonvert is powered.N2K (FLASH): Indicates that NMEA 2000 data is being received.VE.Dir (FLASH): Indicates that VE.Direct data is being received.Error (ON): Indicates a critical error condition, requiring contact with Digital Yacht.

Is the BM100 installation complex?

Installing the BM100 is simplified by its "plug and play" approach and its self-powered operation via the NMEA 2000 bus. It requires connecting the SmartShunt to the battery and the veKonvert to the NMEA 2000 network. Configuring the DIP switches may be necessary for specific installations.

How to connect the BM100 to an NMEA 2000 network?

The BM100 connects directly to the NMEA 2000 network. The system is self-powered by this bus, meaning it does not require a separate power supply to operate via the NMEA 2000 network.

What are the main steps to install the BM100?

The main steps to install the BM100 generally involve:

Install the SmartShunt near the battery to be monitored, following the wiring instructions for current measurement. Connect the SmartShunt to the veKonvert interface via the VE.Direct cable. Connect the veKonvert interface to the boat’s NMEA 2000 network. If needed, set the DIP switches on the veKonvert to define the battery instance. Check the LED indicators to confirm proper operation.

Do I need to open the veKonvert housing for installation?

Yes, the veKonvert housing must be opened to access and adjust the DIP switches. This is done by unscrewing the two cross-head screws located at the base of the unit.

Does the BM100 require calibration after installation?

Victron Energy's SmartShunt, which is at the core of the BM100, is generally factory pre-calibrated. However, for optimal accuracy, ensure the battery parameters (nominal capacity, voltage, etc.) are correctly configured in the VictronConnect app or via the NMEA 2000 interface if possible.

Where should I install the SmartShunt relative to my battery?

The SmartShunt must be installed as close as possible to the negative terminal of the battery or battery bank being monitored. It must be the only component connected between the battery's negative terminal and the rest of the boat's electrical system, in order to accurately measure all current entering and leaving.

Can the BM100 be used with other Digital Yacht equipment?

Yes, since the BM100 is a Digital Yacht product and communicates via the NMEA 2000 network, it is designed to integrate seamlessly with other Digital Yacht equipment compatible with NMEA 2000, as well as with equipment from other brands complying with this standard.