Auxiliary power supply X7 terminal block
The power supply on board, has a charging circuit with a battery charge test and functionality
test. In bus mode, the concentrators (only ALM-68145) have power supply test and status
batteries alway active. In case of failure, is reported directly to the central ALM-6800 through
the bus, the number of the concentrator with the bad power supply.
You can, however, use any other power supply 12V 1.5 A minimum of any brand by purchasing
the only fiber concentrator power module and supervised ALM-6814. In this case it is not
possible to check the presence of 230Vac and efficiency of the battery.
Fuse F1
Fuse 1A fast type, for auxiliary power supply protection. Replace with same value only
.
JP6 e JP3 Jumpers
JP3
:
Activate the line termination. It should be activated only if requested by the Technical
Service MARSS
JP6
:
Enable the power on of the concentrator in stand-alone mode. In BUS mode the jumper
must be removed.
Installation and Programming Manual V1.2
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