Satec Expertmeter EM720 Operation Manual page 121

Chapter 5 Configuring the EM720
EM720 Power Quality and Revenue Meter
Configuring Communication Protocols
Hysteresis for the return threshold is 0.05 Hz for frequency and
2% of the operating threshold for all other points.
4. Check the "Ev On" box for the points you wish to be
included into event poll reports.
5. In the "Ev Class" box, select the event poll class for
the change event points.
6. Repeat these steps for all points you want to be
monitored for events.
7. Click Send to download your setup to the device.
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