Step 7 Programming Examples; Data Exchange Via The Fieldbus - Siemens SINAMICS G120 Operating Instructions Manual

A.3.3

STEP 7 programming examples

A.3.3.1

Data exchange via the fieldbus

Data exchange via the fieldbus
Analog signals
The inverter always scales signals, which are transferred via the fieldbus, to a value of 4000
hex.
Table A- 7
Signal category
Speeds, frequencies
Voltage
Current
Control and status words
Control and status words consist of a higher-value and a lower-value byte. A SIMATIC
control interpretes words differently than the converter: the higher-value and the lower-value
byte are exchanged in each case during transmission. See also the following program
example.
SINAMICS G120C frequency converter
Operating Instructions, 03/2012, FW V4.5, A5E02999804B AB
Signal category and associated scaling parameters
4000 Hex ≙ ...
p2000
p2001
p2002
A.3 Application examples
Signal category 4000 Hex ≙ ...
Torque p2003
Power p2004
Temperature p2006
Appendix
327