8
4. Operation
4.1 Panel description
Display
screen
Indication
light
Keys
Front panel includes three parts which are data display screen, LED power supply indication light and operation
keys.
4.2 Instruction for operation keys
Keys
Measurement interface
Programming interface
自检
Switch main interfaces
Select a bit or modify an item
消音
Check more information at
present interface in cycle
Modify data at the selected bit or
select an item
Menu
翻页
Keep pressing it for 3
seconds to enter
programming mode
Cancel or return to upper level menu
通道
Confirm or enter next level menu
4.3 Instruction for measurement interface
Measurement interface
Instruction
Voltage value
U = 201V
Show current value of first circuit: I-01 = 258A,
Press
消音
to check current value of other circuits (21
circuits at most).
Show total power P = 99.00MW
Press
消音
to check power value of other circuits (21
circuits at most).
Press
消音
to check export energy and import/export
energy of other circuits (21 circuits at most).
Show the status of digital input
Show the status of relay
