Delta PPM R4E, Installation Manual

Page: 90 / 96

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■ If "XXXXXXX device connection setting failed" is displayed in the connections log explanation
● If "Power meter (model/serial number) connection setting failed" is displayed
No.
1
2
3
4
Cause
The communications
status icon is not displayed
on the power monitor
Has the wireless
communications unit
antenna been disconnected?
Is the Power meter
operations LED lamp
flashing red, or the wireless
communications unit
operation LED lamp OFF?
Is the wireless
communications unit
operations LED lamp
flashing red or lit red?
Measures
Check that the USB wireless module has not been disconnected.
If unplugging and reinserting the cable does not resolve the error,
contact your dealer.
Check that the wireless communications unit antenna is mounted
correctly.
Move the power monitor to a site where signals from the wireless
communications unit and inverter wireless communications unit can reach.
Check that the Power meter and wireless communications unit
are installed correctly.
Reset the wireless communications unit as described in
5.3. Reset Method (page 56).
5
Was the incorrect serial
number entered into the
power monitor?
Check the serial number, and reenter correctly.
6
Is the device installation
site too far away?
Check that the wireless communications unit antenna is mounted
correctly.
Move the power monitor to a site where signals from the wireless
communications unit can reach.
7
Are there any obstacles
between the devices?
Check that the wireless communications unit antenna is mounted
correctly.
Check that the wireless communications unit antenna is mounted
correctly.
Move the power monitor to a site where signals from the wireless
communications unit can reach without obstacles.
When Something Seems Wrong (Troubleshooting)