Siemens SINAMICS V90 Operating Instructions Manual page 207

Telegram format
The telegram format is shown as follows:
STX: start of text
LGE: length
ADR: slave address
PKE: parameter ID
IND: sub-index
PWE: parameter value
BCC: block check character
Relevant parameters
You can access the following parameters by USS.
Parameter
p1001
p1002
p1003
p1004
p1005
p1006
p1007
p2617[0...7]
p2618[0...7]
p2572
p2573
Note
There is no priority when BOP, V-ASSISTANT, and USS access the same parameter at the
same time, the value of the parameter depends on the last access operation.
Operating steps
Main step
①
Configure the setup and program the PLC.
②
Configure the RS485 bus address by parameter
p29004.
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 09/2016, A5E36037884-002
STX LGE
Description
Fixed speed setpoint 1
Fixed speed setpoint 2
Fixed speed setpoint 3
Fixed speed setpoint 4
Fixed speed setpoint 5
Fixed speed setpoint 6
Fixed speed setpoint 7
Fixed position setpoint
Speed of fixed position setpoint
IPos maximum acceleration
IPos maximum deceleration
ADR PKE
Parameter
r0020
r0021
r0026
r0027
r0031
r0032
r0034
r0807
r2521
r2556
The RS485 bus is used to transfer current absolute position of
the servo drive to the upper controller/PLC. You can configure
the slaver address from 1 to 31.
7.7 Communicating with the PLC
IND PWE PWE
Description
Speed setpoint smoothed
Actual speed smoothed
DC link voltage smoothed
Absolute actual current smoothed
Actual torque smoothed
Active power actual value smoothed
Motor utilization thermal
Master control active
LR position actual value
LR position setpoint after setpoint
smoothing
Sub step/comment
Control functions
BCC
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