Siemens SINAMICS G120 CU240B-2 Operating Instructions Manual page 132

Connection to a fieldbus
6.4 Communication via RS485
Additional communication settings
Parameter
p0700 = 6
p1000 = 6
p2020
p2022
p2023
p2030 = 1
p2040
Additional information and parameters are provided on the following pages.
132
Description
Command source selection
Selecting the fieldbus as command source
Speed setpoint selection
Selecting the fieldbus as setpoint source
Value Baud rate
4 2400
5 4800
6 9600
7 19200
8 38400
9 57600
10 76800
11 93750
12 115200
13 187500
Fieldbus interface, USS PZD count
Setting the number of 16-bit words in the PZD part of the USS telegram
Fieldbus interface, USS PKW count
Setting the number of 16-bit words in the PKW part of the USS telegram:
Value PKW count
0 PKW 0 words
3 PKW 3 words
4 PKW 4 words
127 PKW variable
Fieldbus interface protocol selection
1: USS
Fieldbus interface, monitoring time [ms]
Setting the monitoring time to monitor the received process data via fieldbus. If no
process data are received within this time, an appropriate message is output
You set the command and setpoint source
during the basic commissioning, see
Commissioning (Page 55)
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA