Operation of the Sunny Central String-Monitor
SMA Solar Technology AG
72
SSMUS-TUS094511
Technical Description
22. Via the parameter "
SSMId
" allocate a unique identification number to each Sunny Central
String-Monitor. Each Sunny Central String-Monitor must have its own individual identification
number.
23. Make a note of the identification numbers allocated to the serial numbers of the Sunny Central
String-Monitors.
☑ Adjustment of the group allocation of the Sunny Central String-Monitors is now complete.
11.6 Optional Settings for the PV plant Monitoring System
11.6.1 Setting the communication period of Sunny Central String-
Monitors
The communication period is the time period during which the Sunny Central String-Monitor Controller
communicates with the Sunny Central String-Monitors. Upon leaving our factory, the default
communication period is set from 10:00 hours (10:00 a.m.) to 15:00 hours (3:00 p.m.). If you want
to change the communication period follow the instructions below.
Setting the communication period of all Sunny Central String-Monitors
1. Set the parameter "MoniTmComOn" to the monitoring start time.
2. Set the parameter "MoniTmComOff" to the monitoring end time.
3. Select [Save].
☑ Setting the communication period of all Sunny Central String-Monitors is now complete. Check
the monitoring period settings according to the instructions below.
11.6.2 Setting the monitoring period of Sunny Central String-
Monitors
You can set the monitoring period of the Sunny Central String-Monitors via the parameters of the
Sunny Central String-Monitor Controller. You can set the monitoring period for all the Sunny Central
String-Monitors or allocate a separate monitoring period to each group of Sunny Central String-
Monitors.
Setting the monitoring period of all Sunny Central String-Monitors
1. Set parameter "
MoniTmGrAllOn
" to the monitoring start time.
2. Set parameter "
MoniTmComOff
" to the monitoring end time.
3. Select
[Save].
☑ Setting the monitoring period of all Sunny Central String-Monitors is now complete. Check
the monitoring period settings according to the instructions below.
Selecting the monitoring period
The monitoring period must never be outside the time period set for the Sunny Central
String-Monitors to communicate with the Sunny Central String-Monitor Controller. This time
period can be set via the parameter "
MoniTmComOn
" and "
MoniTmComOff
".
