Components/Connections
20
Power Supplies
There are three power supplies included with the 4U Rack Mount iSTAR Pro.
The supplies are all CPS-1000 units that provide 10 Amps each. For clarity, we
will refer to them as units 1, 2, and 3.
Unit 1 - Factory set to +12 VDC. Do not change. This unit supplies the
various logic boards.
Unit 2 - Set for + 24 VDC by default. Can be changed to +12 VDC. This unit
supplies the APD8 for doors 9-16. The APD8 board for doors 9-16 is
mounted on top, above the APD8 1-8 board.
Unit 3 - Factory set for + 24 VDC. Do not change. This unit supplies the
APD8 for doors 1-8 and the Fire Alarm detection logic. The APD8 board for
doors 1-8 is mounted on the bottom, below the APD8 9-16 board.
FIGURE 11. Power Supplies
+12 VDC Power for GCM, ACMs,
Alarm Board and Fan
+24 VDC
for APD8 1-8
+24 or +12 VDC
for APD8 9-16
1
2
3
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