Sag/Swell Module Configuration ION 8000 Series User Guide
Page 200 Chapter 20 - Power Availability
4. An auxiliary powered meter is used for applications that require a highly
accurate measurement of power system downtime.
Sag/Swell Module Configuration
Your meter’s power availability framework requires that the Sag/Swell module be
configured to the limits of your meter’s power supply specification.
For the most current specifications, see the ION 8000 Series Installation Guide.
See the ION Reference for detailed information on the operation of the Sag/Swell
module.
The ANSI C84.1 1989 standard recommends a Swell limit of 106% for Range B
voltage levels, as well as a Sag limit of 88% for load voltages and 92% for the
service entrance.
Resetting and Pausing Power Availability
The power availability framework in the ION 8400 and ION 8500 meters allows the
user to pause or reset its operation. The framework can be paused and reset with
ION software.
Using the front panel
You cannot reset availability using the meter’s front panel.
Using ION Setup
With ION Setup software, you can reset availability calculations by clicking on the
button labeled “# of 9s Reset” in the Verification > Normal Mode > Power Quality tab.
1. Launch ION Setup software and double-click the Setup Assistant.
2. Click on the Verification setup screen, and from that screen, double-click
Normal Mode.
3. In the Normal Mode screen, click the Power Quality tab.
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