Issue:
A user may want to change the setpoint or delay settings for some of the Over/Under Voltage or Disturbance Alarms. The new settings can be made and sent to the meter, but upon checking the settings to confirm, no change is made.
Product Line:
PM850, PM870
Environment:
Configuring disturbance, over/under voltage alarms on a PM870
Cause:
When EN50160 evaluation is enabled, certain alarm positions will be claimed for use in the evaluation. The user cannot use these alarms for other purposes while the evaluation is enabled. These alarms include:
Resolution:
This is the intended operation of the meter when EN50160 is enabled. If EN50160 is not required, then it can be disabled. In ION Setup this is done by going to EN50160 Setup> EN50160 Evaluation: Disabled (For PM870, Power Quality>EN50160 Setup> EN50160 Evaluation: Disabled)
A user may want to change the setpoint or delay settings for some of the Over/Under Voltage or Disturbance Alarms. The new settings can be made and sent to the meter, but upon checking the settings to confirm, no change is made.
Product Line:
PM850, PM870
Environment:
Configuring disturbance, over/under voltage alarms on a PM870
Cause:
When EN50160 evaluation is enabled, certain alarm positions will be claimed for use in the evaluation. The user cannot use these alarms for other purposes while the evaluation is enabled. These alarms include:
- Over Voltage: Standard speed alarm positions 35-37
- Under Voltage: Standard speed alarm positions 38-40
- Disturbance (voltage sags and swells): Disturbance alarm positions 1-3 and 5-13
Resolution:
This is the intended operation of the meter when EN50160 is enabled. If EN50160 is not required, then it can be disabled. In ION Setup this is done by going to EN50160 Setup> EN50160 Evaluation: Disabled (For PM870, Power Quality>EN50160 Setup> EN50160 Evaluation: Disabled)