Nevion ADP-3GHD - Manual (Page 10)

ADP-3GHD Rev. A
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GPI name
(setup1/
setup2)
Function
(setup1/ setup2) Pin # Mode Direction Electrical
Maximums
for GPI
outputs:
Max current:
100mA
Max voltage:
30V
Max power:
200mW
Status General error status for the
module. Pin 1 Inverted Open
Collector
(open is alarm)
Output
LOS Loss of signal or lock at
main input Pin 2 Open Collector Output
DROP1 Signal present on Drop 1 Pin 3 Open Collector Output
DROP2 Signal present on Drop 2 Pin 4 Open Collector Output
Reset Reset selected input to
main Pin 5 TTL, 0V =
active level
Input
Set Set selected input to
standby Pin 6 TTL, 0V =
active level
Input
Not used Pin 7
Ground 0 volt pin Pin 8 0V.
Table 3 - Description of GPI interface
Figure 8 - GPI Interface