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1.2 Block diagram. (fig.1).
Fig.1. Block diagram of the PSU.
1.3 Description of PSU components and connectors.
Table 1. Elements of the PSU (see fig. 2).
Element no. Description
[1] LED indicating presence of AC power
[2] LED indicating presence of DC power
[3] LED indicating correct battery voltage
[4] FAC- AC absence technical output – relay type
[5] FPS- output indicating DC absence/PSU failure – relay type
[6] FLB- output indicating battery low voltage – relay type
[7] FAC- AC absence technical output – OC type
[8] FPS- output indicating DC absence/PSU failure - OC type
[9] FLB- output indicating battery low voltage - OC type
[10] V
ADJ
- potentiometer, DC voltage adjustment
[11] +V ,-V- DC supply output
[12]
L-N 230V/AC power connector, PE protection connector
[13] Battery connectors: +BAT =red, - BAT = black
[14] LED indication on the front panel
[15]
Battery charging current selection
•
Ibat = 0,5A
•
Ibat =1 A
Legend: dip switch installed dip switch removed