52 - ET8/480, ET8/480S and ET8/480PT - TECHNICAL MANUAL
18. INTERNAL BATTERY CLOCK
WARNING: The time indication on the display refers to the clock inizialization with BATT jumper open as per control panel
default. The normal operation is granted by the BATT jumper's closure for Nichel Cadmio battery insertion to permit the
clock functioning even in case of mains failure.
Keep into account that Nichel Cadmio battery has a life of 10 years over which the functioning cannot be
granted. See to its replacement at any ELMO's technical service point in order to avoid incorrect visualizations
and functioning.
19. WARNINGS FOR ELIMINATION
The control unit's elimination must apply to the municipal provisions in force and should be brought to an authorized dump
for electronic products elimination. Ask information to the Town Hall Office for street cleaning.
Warnings for eventual battery presence
The control unit's correct operation status requires the connection to a back up battery and that the system included some
auxiliary power supply boxes also provided with back up batteries.
The battery replaced must be brought to a dump authorized for batteries elimination because the material used for battery
is highly poisonous and polluting.
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