Siemens SINAMICS S120 Function Manual page 644

Communication
10.1 Communication according to PROFIdrive
Bit Meaning
8 Enable droop
9 Enable speed controller
(incl. brake)
10 Reserved
11 Speed/torque-controlled operation
12 Reserved
13 Reserved
14 Reserved
15 Controller sign of life toggle bit
STW2_ENC
See function diagram [2433].
Table 10- 12 Description STW2_ENC (control word 2 encoder)
Bit Meaning
0...6 Reserved
7 Acknowledge fault
Note:
Faults are acknowledged at a 0/1 edge via BI: p2103 or BI: p2104 or BI: p2105.
8, 9 Reserved
10 Master control by PLC
Note:
This bit should not be set to "1" until PROFIdrive has returned an appropriate status via E_ZSW1.9 = "1".
11 Reserved
12 Controller sign-of-life bit 0
13 Controller sign-of-life bit 1
14 Controller sign-of-life bit 2
15 Controller sign-of-life bit 3
642
Remarks
1 Set scaling for droop feedback (not applicable
to servo)
1 Enable the speed controller and the brake.
Controller enable via r2093.9. Parameter p0856
remains freely interconnectable for "extended
brake control".
- -
1 Slave drive torque control
Set the signal source for switchover between
speed and torque control
- -
- -
- -
1 Toggle bit communication active
0 Toggle bit communication not active
Remarks
– –
0/1 Acknowledge fault
– –
1 Master control by PLC
This signal must be set so that the process data
transferred via PROFIdrive is accepted and
becomes effective.
0 No master control by PLC
Process data transferred via PROFIdrive is
rejected, i.e. assumed to be zero.
– –
–
–
–
–
Function Manual, (FH1), 01/2013, 6SL3097-4AB00-0BP3
Parameter
p1492
p0856,
p2093.9
-
p1501
-
-
-
r2081.15
Parameter
–
BI: p2103
–
BI: p0854
–
p2045
p2045
p2045
p2045
Drive functions