Specifications

2-50 Receivers 4000326 Rev A
Monitor Alarm Parameters Using LCI,
Continued
Monitoring Alarm Parameters
To monitor the alarms, navigate to the Module Details window of the Receiver (in
the LCI module tree). The alarms are shown under the Parameters and Alarms
headings.
The following table describes each receiver alarm parameter.
Parameter Meaning Alarm Condition Type Typical Range
Enable
Receiver
enabled or
disabled
Unit disabled by user Major Enabled /Disabled
Current = > .450 A or < .150 A Minor .150 A to .450 A
Hybrid
Current
Draw
Hybrid
current
Current = > .500 A or < .050 A Major .050 A to .500 A
Optical power = > 1.5 dBm or
< -1.5 dBm
Minor -20.0 dBm to 5.0 dBm
InPwr
Optical
power level
Optical power = > 2.0 dBm,
< -2.0 dBm
Major -20.0 dBm to 5.0 dBm
Module temp exceeds –20.0°C to
80.0°C
Minor -20.0°C to 80.0°C
Module
Tempera-
ture
Module
temperature
Module temp exceeds –40.0°C to
90.0°C
Major -40.0°C to 90.0°C
Max Input
Power
Maximum
optical input
power
Optical input > 6.0 dBm Major > 6.0 dBm
Alarm Threshold Values
Alarm threshold is the value at which an alarm is triggered. The alarm threshold
data for this module is shown below.
Alarm Display
Minor Low
Limit
Minor High
Limit
Major Low
Limit
Major High
Limit
Hysteresis
Enable N/A N/A N/A N/A N/A
Hybrid Current Draw .050 A .150 A .450 A .500 A .001 A
Internal Power Supply -2.0 dBm -1.5 dBm 1.5 dBm 2.0 dBm 1.0 dBm
Module Temperature -40.0°C -20.0°C 80.0°C 90.0°C 0°C
Max Input Power N/A N/A N/A N/A N/A