Technical data
  Communication 
  9.2 Communication according to PROFIdrive 
Function Manual 
Function Manual, 06/2012, 6SL3097-4AB10-0BP4 
573 
POS_STW2 (control word 2, positioning mode, p0108.4 =1) 
See function diagram [2464]. 
Table 9- 11  Description of POS_STW2 (control word 2, positioning mode, p0108.4 = 1) 
Bit  Meaning  Remarks  Parameter 
1  Activate tracking mode 0  Tracking mode 
0  Tracking mode deactivated 
BI: p2655 
1  Set reference point 1  Set reference point 
0  Do not set reference point 
BI: p2596 
1  Reference cam active 2  Reference cam 
0  Reference cam not active 
BI: p2612 
3..4  Reserved  -  -  - 
1  Incremental jog active 5  Incremental jog 
0  Jog velocity active 
BI: p2591 
6..7  Reserved  -  -  - 
1  Flying referencing 8  Reference type selection 
0  Reference point approach 
BI: p2597 
1  Start in negative direction 9  Reference point approach start 
direction 
0  Start in positive direction 
BI: p2604 
1  Measuring probe 2 is activated when BI: p2509 = 
0/1 edge activated. 
10  LR measuring probe evaluation, 
selection 
Set the signal source for selection 
of the measuring probe. 
0  Measuring probe 1 is activated when BI: p2509 = 
0/1 edge activated. 
BI: p2510 
1  Falling edge of measuring probe (p2510) is 
activated when BI: p2509 = 0/1 edge activated. 
11  LR measuring probe evaluation edge
Set the signal source for edge 
evaluation of the measuring probe. 
0  Rising edge of measuring probe (p2510) is 
activated when BI: p2509 = 0/1 edge activated. 
BI: p2511 
12...13  Reserved  -  -  - 
1  Axis is referenced (r2684.11 = 1) and BI: p2582 = 
1 signal. 
14  EPOS software limit switch activation
Set the signal source for activation of 
"Software limit switches". 
0  Software limit switches inoperative: 
- Modulo offset active (BI: p2577 = 1 signal). 
- Reference point approach is executed. 
BI: p2582 
1  BI: p2568 = 1 signal → Evaluation of the STOP 
cam minus (BI: p2569) and STOP cam plus (BI: 
p2570) is active. 
15  EPOS STOP cam activation 
Set the signal source for activation of 
"STOP cams". 
0  Evaluation of STOP cams is not active 
BI: p2568 
Note: 
See also: Basic positioner chapter 










