Figure 11 shows the layout of the user interface on the COMM board. Using the soft buttons and
the seven-segment display, the user-defined parameters can be changed.
NOTE: The COMM Board User Interface is the only piece in the SubDrive Solar controller that can be
touched while power is applied to the drive. The COMM board is low voltage and electrically isolated
from the high voltage portions of the drive.
s
WARNING
!
Do NOT touch any other piece inside the SubDrive Solar controller while power is applied.
To service any other areas of the drive, disconnect ALL power sources and wait 5 minutes
before continuing.
Example process for changing Software Parameters:
Display Reading:
Button:
The previous example changes the fixed underload time-out setting from 50 minutes to 65 minutes
and demonstrates how to change any of the listed parameters.
COMM.
COMM.
STATUS
MENU
225996101,2
Figure 11: COMM Board User Interface
Run Status
Parameter
(kW)
Number
MENU
DN (3X)
SELECT
SELECT
UP
DOWN
-
+
RS-485
Value
New
Now
Value
UP (3X)
SELECT
Parameter
Run Status
Number
(kW)
MENU
23