Siemens SINUMERIK 840D sl Commissioning Manual page 481

As a result, the following setting options are obtained for the counterspindle:
Counterspindle direction of rotation
Note
MD52207[n] bit 4 = *)
Bit 4 can be set from the operator's view (values as specified) or according to DIN ("0" and
"1" are then interchanged).
The display must be the same for the main spindle and the counterspindle ("from operator's
view" or "according to DIN").
SINUMERIK Operate (IM9)
Commissioning Manual, 03/2013, 6FC5397-1DP40-3BA1
52207[n] 52207[n]
bit 3 = bit 4 = *)
1 1
1 0
0 0
0 1
Configuring cycles
22.5 Turning
52207[n] DB3n.
bit 5 = DBX17.6
0 0
1 1
0 0
1 1
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