SMA Sunny Boy Control - Manual (Page 136)

Sunny Boy Control
SMA Technologie AG
User Manual SUNBC - 14 : NE0206 132
Offline Warning: “no contact since hh:mm”
[ WARNING ]
[03: WR700-07 ]
Device ID: device model
no contact
since 14:15
Time since which device could no longer be reached
Fig. 9.3: Example of offline warning
The device has been out of reach for too long.
Causes:
•
Device is defective or incorrectly installed.
•
Communication is interrupted.
•
“Offline” tolerance setting is too low (refer to section 6.2.4).
•
Search for the cause using the function “Diagnostics…Communication”
(refer to section 5.2).
Communication Failure: “Communication OK-total”
[ FAILURE ]
[03: WR700-07 ]
Device ID: device model
Communication…
…OK-total 92%
Communication quality for entire day
Fig. 9.4: Example of communication failure
The number of communication errors exceeded the tolerance. At least 100 packets
are required for processing.
Causes:
•
Device defective or incorrectly installed.
•
Failure of data communication line
•
“Communication” tolerance setting is too low (refer to section 6.2.4).
Search for the cause using the function “Diagnostics…Communication” (refer to
section 5.2).