Set up HSTC
HSTC related settings, such as magnitude and duration thresholds, are pre-configured at the factory. Use the default settings or make changes based on your system needs.
Review and configure the settings for the following functions before enabling the HSTC feature:
Use HSTC alarms to notify you when a specific condition is met, such as a voltage transient that exceeds a defined magnitude threshold.
HSTC alarms are included in the ION9000 series alarm system and are shown in the meter’s Historical Alarm screen(s).
Default HSTC alarm settings
|HSTC Alarm status||Disabled, Enabled||Disabled|
|Voltage Reference||Ve, Vn||Ve|
|Magnitude Threshold (VRMS)||120–7100||1000|
|Duration Threshold (μs)||0–250.0||0|
|Alarm Priority||None, Info Only, Low, Medium, High||High|
To use HSTC alarms, perform the following:
Enable HSTC alarms.
Configure HSTC alarms.
Set the voltage reference.
Set the peak magnitude threshold and duration threshold.
Assign alarm priority.
Set a custom alarm priority.
View and acknowledge alarms.
See “Alarms and alerts” for additional information about the ION9000 series alarms.