Siemens SINAMICS V20 Inverter Getting Started page 43

Connection macro Cn010 - USS control
Parameter Description
P0700[0] Selection of command source
P1000[0] Selection of frequency
P2023[0] RS485 protocol selection
P2010[0] USS / MODBUS baudrate
P2011[0] USS address
P2012[0] USS PZD length
P2013[0] USS PKW length
P2014[0] USS / MODBUS telegram off time
Connection macro Cn011 - MODBUS RTU control
Connection macro settings:
Parameter Description
P0700[0] Selection of command source
P1000[0] Selection of frequency
SINAMICS V20 Inverter
Getting Started, 07/2012, A5E03728127
10V AI1 AI2 0V DI1 DI2 DI3 DI4 DIC 24V 0V
0V 0V
AO+ AO- DO1+ DO1-
220V
N
0~20mA=
0~50/60Hz
10V AI1 AI2 0V DI1 DI2 DI3 DI4 DIC 24V 0V
0V 0V
AO+ AO- DO1+ DO1-
220V
N
0~20mA=
0~50/60Hz
DO2
P+ N-
Factory Default for
default Cn010
1 5
1 5
1 1
8 8
0 1
2 2
127 127
2000 500
DO2
P+ N-
Factory Default for
default Cn011
1 5
1 5
Commissioning
4.3 Quick commissioning
M M OK OK
Remarks
RS485 as the command source
RS485 as the speed setpoint
USS protocol
Baudrate 38400 bps
USS address for inverter
Number of PZD words
Variable PKW words
Time to receive data
M M OK OK
Remarks
RS485 as the command source
RS485 as the speed setpoint
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