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Event log: alarm/audit
Section 6: Archive logs
3410 Series Gas Ultrasonic Meters Operations Manual
January 2018
3-9000-777 Rev E
The data points monitored for the alarm log are as shown in the tables below. Note that the
alarm limits are themselves data points. The user-settable alarm limits are listed by data point
name. Non-settable alarm limits are listed by data point value.
Table 6-24 Alarm log monitored data points
Data point
Low alarm limit
High alarm limit
GainAUp, GainADn,
GainBUp, GainBDn,
GainCUp, GainCDn,
GainDUp, GainDDn.
GainLowLmt
GainHighLmt
AvgSndVel
AvgSoundVelLoLmt
AvgSoundVelHiLmt
SpecFlowPressure
LowPressureAlarm
HighPressureAlarm
SpecFlowTemperature
LowTemperatureAlarm
HighTemperatureAlarm
LiveFlowPressure
LowPressureAlarm
HighPressureAlarm
LiveFlowTemperature
LowTemperatureAlarm
HighTemperatureAlarm
AvgFlow
MeterMaxNegVel
MeterMaxVel
SysTemp
-40°C
100°C
SysVoltage1V
0.90V
1.10V
SysVoltage1V2
1.08V
1.32V
SysVoltage2V5
2.225 V
2.775 V
SysVoltage3V3
2.937 V
3.663 V
Data point
Boolean alarm limit
IsHardFailedA ... IsHardFailedD
TRUE
IsMeasSndSpdRangeA ... IsMeas-
SndSpdRangeD
TRUE
Freq1DataValidity ... Freq2Dat-
aValidity
FALSE
QMeterValidity
FALSE
QFlowValidity
FALSE
QBaseValidity
FALSE
IsAcqModuleError
TRUE
IsHourlyLogFull, IsDailyLogFull,
IsAuditLogFull, IsSystemLogFull
TRUE
IsBatchDataRcvFailed
TRUE
IsClkInvalid
TRUE