User Manual THEIA HE-t String Inverters 357115.013
,
Issue 1.0, 2011 April
49
6. Operation
This chapter describes how to operate the inverter via the LCD display and function keys, or
with a PC connected to the embedded webserver.
6.1. LED
There are three LEDs next to the display screen. The upper one is red, the middle is yellow
and the lower one is green.
Table 6.1.1: LEDs.
Symbol LED Function Action
NONE
Red
Green
&
Yellow
Green
Yellow
Malfunction! Inverter in shutdown
Caution! Inverter still operates, but
at a limited level
Operates; inverter feeds power to
the grid
GUI starts up/firmware update
Inverter is OFF (Power < 7W
DC
)
Look for alarms in
Active Alarms
Look for warnings in
Active Alarms
No action
No action
6.2. LCD Screen
To navigate in the LCD screen the six function keys must be used. By selecting one of the
seven items in the Main Menu, a further navigation through different submenus is possible.
There are four different menu levels. The highlighted line in the icon indicates the
current menu/submenu level, with the top line being the first level.
Figure 6.2.1: Main menu
The information and values in the menus
Home, Status, Event log and Statistics are
read-only, while the information and values
in the menus Setup, Commands and Alarm
Setup can be modified.
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