Follow the steps below to reset all parameter to factory default.
1. Download Parameter Tool (located at the bottom of this page)
2. Open tool.
3. Set serial port parameter as pictured below and press "Open" to open connection (Note: this requires the same physical RS485 connection as monitoring/control)
4. Enter Comm Address as 1 and press "Set".
5. Press "Read" to read all parameter
6. Select "RealTimeData" and press "Recover" to recover factory default parameters