Nevion ETH1000-MKII - Manual (Page 11)

ETH1000-MKII Rev. A
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5.2 GPI Alarm
– Module status outputs
These outputs can be used for wiring up alarms for third party control systems. The GPI
outputs are open collector outputs, sinking to ground when an alarm is triggered. The GPI
connector is shown in figure below.
GPI pinning
Signal Name Pin # Mode
Status General error status for the
module. Pin 1 Open Collector
LOS Loss of optical signal Pin 2 Open Collector
LINK Ethernet electrical link Pin 3 Open Collector
LASER Laser fail Pin 4 Open Collector
Ground 0 volt pin Pin 8 0V.
Electrical Maximums for GPI outputs
Max current: 100mA
Max voltage: 30V
Figure 6