User's Manual

MCPS2135 System MonitoringPlanning and PreparationIntroduction
MCPS2135 System Operation 25
2001 Spectrian Corporation. All rights reserved.
1.1.25.4.2 MCPA Module Alarms
The set points, delay, reset points, and latching conditions of all three types of
alarms are software configurable. Some Minor alarm settings can be specified by
the customer but must be agreed upon between the customer and Spectrian prior to
installation or modification. Alarm limits for Major and Critical Alarms are fixed
and can not be modified, insuring long term reliability of the MCPA module.
Type Indicator Condition Action / Response
No Alarm LED Green Normal operation None
Minor LED Amber System functional but with degraded performance None
Major LED Red System malfunctioning but operating (degraded
performance)
System Reset after Dwell
Critical LED Red Continuous operation may induce damage System Shutdown after Dwell
Table 4: Module Alarm Hierarchy
Description GUI
Mne-
monic
Minor
Alarm Set
Point
Major
Alarm Set
Point
Critical Alarm
(Module
Shutdown)
Critical
Alarm
Dwell
Time
Critical
Alarm
Latch
Hyst-
eresis
Reset
Point
Inlet Temperature TMP
> 50 °C > 70 °C > 70 °C
10 min. No
50 °C
Main Amp Base
Temp
TMP N/A
> 90 °C > 90 °C, >120 °C,
no dwell
10 min. No
70 °C
Error Amp Base
Temp
TMP N/A
> 90 °C > 90 °C, >120 °C,
no dwell
10 min. No
70 °C
PCM Base Temp TMP N/A
> 90 °C > 90 °C, > 120 °C,
no dwell
10 min. No
70 °C
Over/Under Voltage OVS/
UVS
22 to 24V
20 to 22V or
28 to 30V
<20V or >30V 5 sec No 24V or
28V
IM Degradation LOP Loop 2
SNR < 0 dB
VMOD at
rail
N/A N/A No N/A
Load VSWR VSR >4:1 >10:1 N/A N/A No N/A
RF Overdrive OPR >150W >170W >170W 2 sec Yes 150W
Fan Failure FAN Low RPM
(≤50%
rated)
1 Fan
Failed
2 Fans Failed None No N/A
+8V DC-DC
Converter
OVS/
UVS
N/A <7V, >9V <7V, >9V 2 sec Yes N/A
+16V DC-DC
Converter
OVS/
UVS
N/A <14V, >18V <14V, >18V 2 sec. Yes N/A
-16V DC-DC
Converter
OVS/
UVS
N/A -18V, >-14V -18V, >-14V 2 sec. Yes N/A
Input Current CKT N/A >60A >60A No Delay After 3
Failures
N/A
BPM Power Cell
Failure
STK 1 Power
Cell Failure
2 Power
Cell Failure
> 2 Power Cell
Failure
No Delay Yes N/A
Gain Drop GAN N/A < -3 dB N/A 2 sec. No < -1 dB
Table 5: Default Alarm Descriptions and Settings