Efficient Networks Siemens Sinamics S120 - Manual (Page 355)

Communication PROFIBUS DP/PROFINET IO
10.1 Communications according to PROFIdrive
Drive Functions
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
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Abbreviation Name Signal
number
Data type 1) Interconnection
parameters
MDIAcc Pos MDI acceleration override 225 I16 p2644
MDIDec Pos MDI deceleration override 227 I16 p2645
MDIMode Pos MDI mode 229 U16 p2654
E_STW1 Control word for INFEED 320 U16 (bit serial) 2)
CU_STW Control word for Control Unit (CU) 500 U16 (bit serial)
1. 1) Data type according to PROFIdrive profile V4:
I16 = Integer16, I32 = Integer32, U16 = Unsigned16, U32 = Unsigned32
2. 2) Bit-serial interconnection: refer to the following pages
CTW1 (control word 1)
See function diagram [2442]
Table 10-4 Description of CTW1 (control word 1)
Bit Meaning Comments BICO
0/1 ON
Pulse enable possible
0 ON/OFF1
0 OFF1
Braking with the ramp-function generator, then
pulse cancellation and power-on inhibit.
BI: p0840
1 No OFF2
Enable possible
OFF2
0 Immediate pulse cancellation and power-on
inhibit
BI: p0844 1
Note:
Control signal OFF2 is generated by ANDing BI: p0844 and BI: p0845.
1 No OFF3
Enable possible
OFF3
0 Emergency stop (OFF3)
Braking with OFF3 ramp p1135, then pulse
cancellation and power-on inhibit.
BI: p0848 2
Note:
Control signal OFF3 is generated by ANDing BI: p0848 and BI: p0849.
1 Enable operation
Pulse enable possible
3 Enable operation
0 Disable operation
Cancel pulses
BI: p0852
1 Operating condition
Ramp-function generator enable possible
4 Enable ramp-function generator
0 Inhibit ramp-function generator
Set ramp-function generator output to zero
BI: p1140
1 Start ramp-function generator 5
0 Freeze ramp-function generator
BI: p1141