EAS ELECTRIC ECRL120P Manual De Instrucciones página 40

3. INSTALLATION METHOD
6. Battery installation
Fig 3-7
 Put the battery into the installation site and make sure the positive
side of the battery is in accordance with the positive side of
installation site.(See Fig.3-7)
 Please set the time corrected on the first time operation. Batteries
in the wired controller can maintain the correct time during a
power failure. When the power restores, if the time displayed is
not correct, it means the battery is dead and you should replace
the battery.
V.2
41