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INSTRUCTION MANUAL
„Duo battery” Solar controller with remote
monitor, for yachting and caravaning
SDC-20A 12/24V + SDC-MT
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1. PRODUCT DESCRITION
High quality controller with very small idle energy dedicaded for yachts, boats,
campers and other objects, where solar energy can be used - item is ideal for
smart control charge process for 2 batteries with choose of priority. This feature
allows user to reduce the risk of a lack of electricity to power eg. emergency
lighting, engine starting, radio communications and navigation by providing a
separate priority charging of the battery designated to power these devices.
Controller provides full information about the state of the system and occurring
defects. Remote monitor (IP 65 on the front side) allows for a full review of the
parameters and their modifications. It also has a LCD backlight with
programmable brightness and time, It can be placed in the most convenient
location for observation and operation (10m connection cable included).
2. FEATURES
◦ The ideal controller for use on boats, campers, in the caravaning, and in other
applications. Most often it will be very useful for the possibility of independent
charging 2 batteries with prioritized charging, eg. Starter battery and battery
for general use, the battery for special purposes and the main battery and
others.
◦ Remote Monitor allows you to see charging parameters and set some
parameters; there is also time and the temperature unit setting
◦ Automatic identification of system voltage (12V or 24V)
◦ The proportion of each accu charging power can be adjusted according to
your needs
◦ PWM charge controller, precise temperature compensation
◦ Protection against overload, short circuit, reverse polarity and reverse current
in PV panels
3. CONNECTION AND INSTALLATION
Fig 1. Diagram of controller and monitor connection