Uss - Siemens SINAMICS G120 Operating Instructions Manual

Low voltage converters, chassis and wall/panel mounted devices with cu230p-2 control units
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Advanced commissioning
6.2 Inverter control
6.2.11.2

USS

Settings for USS
Parameter
p2020
p2021
p2022
p2023
p2024
r2029
p2030 = 1
p2031
p2040
192
Explanation
Fieldbus interface baudrate
(Factory setting: 8)
Fieldbus interface address (Factory setting: 0)
Valid USS addresses: 0 ... 30.
The parameter is only active if address 0 is set at the Control Unit address switch.
A change only becomes effective after the inverter power supply has been switched
off and switched on again.
Fieldbus interface USS PZD number (Factory setting: 2)
Fieldbus interface USS PKW number (Factory setting:
127)
Fieldbus interface times
(Factory setting: [0] 1000 ms,
[1] 0 ms, [2] 0 ms)
Fieldbus interface error sta-
tistics
Fieldbus interface protocol selection: USS
Fieldbus interface Modbus
parity (Factory setting: 2)
Fieldbus interface monitoring time (Factory setting: 100 ms)
p2040 = 0: The monitoring is deactivated
4: 2400 baud
5: 4800 baud
6: 9600 baud
7: 19200 baud
8: 38400 baud
[0] Maximum permissible telegram processing time of
the Modbus slave
[1] Character delay time
[2] dead time between two telegrams
[0] number of error-free
telegrams
[1] number of rejected
telegrams
[2] number of framing
errors
[3] number of overrun
errors
0: No parity
1: Odd parity
2: Even parity
Converter with CU230P-2 Control Units
Operating Instructions, 04/2015, FW V4.7 SP3, A5E34257946B AB
9: 57600 baud
10: 76800 baud
11: 93750 baud
12: 115200 baud
13: 187500 baud
0: PKW 0 words
3: PKW 3 words
4: PKW 4 words
127: PKW variable
[4] number of parity errors
[5] number of starting
character errors
[6] number of checksum
errors
[7] number of length er-
rors

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