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5. SYSTEM PARAMETERS
Parameter
Number
P2010
USS baud rate
Defines baud rate to be used for USS communications.
Index
0
=
1
=
Possible settings:
3
=
4
=
5
=
6
=
7
=
8
=
9
=
P2011
USS address
Sets a unique address for inverter.
You can connect up to 31 inverters via the serial link and use the USS serial bus protocol to
control them. This parameter sets a unique address for the inverter.
Index
0
=
1
=
r2110
Warning history
Displays warning information.
It is possible to view up to 2 active warnings (indices 0and 1 and 2 historical warnings
(indices 2 and 3)
Note:
If a warning is active, the keypad will be flashing: the LED's indicate warning status. If an
AOP is in use, the display shows active Warning history and text.
Indices 0 and 1are not stored.
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
Parameter Name
USS2 = Comms Link (RS485) (Terminals 14, 15)
USS1 = RS232 (using option)
1200 baud
2400 baud
4800 baud
9600 baud
19200 baud
38400 baud
57600 baud
USS2 = Comms Link (RS485) (Terminals 14, 15)
USS1 = RS232 (using option)
International English
♦ ♦ ♦ ♦ P0003 User
Min
Access Level
Max
♦ ♦ ♦ ♦ P0004 Setting
[Default]
♦ ♦ ♦ ♦ Changeable
Units
♦ ♦ ♦ ♦ Status
3
2
9
20
[6]
'•'
-
0
2
31
20
[0]
'•'
-
-
2
-
21
[-]
-
83

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