The essential function of a battery monitor is to calculate ampere-hours consumed and the state of charge of a battery. Ampere hours consumed are calculated by integrating the current flowing in or out of the battery.
Battery ‘fuel gauge’, time-to-go indicator, and much more:
The remaining battery capacity depends on the ampere-hours consumed, discharge current, temperature, and the age of the battery. Complex software algorithms are needed to take all these variables into account.
Next to the basic display options, such as voltage, current, and ampere-hours consumed, the BMV-700 series also displays the state of charge, time to go, and power consumption in Watts.
The BMV-702 features an additional input that can be programmed to measure the voltage (of a second battery), battery temperature, or midpoint voltage (see below).
Bluetooth Smart: Use the Bluetooth Smart dongle to monitor your batteries on Apple or Android smartphones, tablets, MacBooks, and other devices.
Easy to install: All electrical connections are to the quick connect PCB on the current shunt. The shunt connects to the monitor with a standard RJ12 telephone cable. Included: RJ 12 cable (10 m) and battery cable with fuse (2 m); no other components needed.
Also included is a separate front bezel for a square or round display appearance, a securing ring for the rear mounting, and screws for the front mounting.
Easy to program (with your smartphone): A quick install menu and a detailed setup menu with scrolling texts assist the user when going through the various settings.
Alternatively, choose the fast and easy solution: download the smartphone app (Bluetooth Smart dongle needed)
Midpoint voltage monitoring (BMV-702 only):
This feature, which is often used in industry to monitor large and expensive battery banks, is now for the first time made available at a low cost, to monitor any battery bank.
A battery bank consists of a string of series-connected cells. The midpoint voltage is the voltage halfway along the string. Ideally, the midpoint voltage would be exactly half of the total voltage. In practice, however, deviations will be seen, that depend on many factors such as a different state of charge for new batteries or cells, different temperatures, internal leakage currents, capacities, and much more.
Large or increasing deviation of the midpoint voltage points to improper battery care or a failed battery or cell. Corrective action following a midpoint voltage alarm can prevent severe damage to an expensive battery. Please consult the BMV manual for more information.
Victron Energy BAM010700000R Features:
Victron Energy BAM010700000R Specifications:
Servicing the Illawarra and surrounding areas for over 30 years, Frankies Auto Electrics is a multi-award winning service provider and retail outlet, covering all aspects of auto electrical work and in-car entertainment. From sales and installations, electrical diagnostics and fault finding, upgrades and additions, our team of qualified sales people, technicians and installers are on hand to help.
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