Siemens SINUMERIK 840D sl Commissioning Manual page 459

Meaning of the axes
MD52206 $MCS_AXIS_USAGE[n]
= 0
= 1
= 2
= 3
= 4
= 5
= 6
= 7
= 8
= 9
= 10
Defining the direction of rotation
Enter the direction of rotation for the rotary axes that are not configured in a toolholder or a
5-axis transformation via the following channel-specific machine data.
MD52207 $MCS_USAGE_ATTRIB[n]
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
SINUMERIK Operate (IM9)
Commissioning Manual, 03/2013, 6FC5397-1DP40-3BA1
No special meaning
Tool spindle (driven tool)
Auxiliary spindle (driven tool)
Main spindle (turning)
Separate C axis of the main spindle (turning)
Counterspindle (turning)
Separate C axis of the counterspindle (turning)
Linear axis of the counterspindle (turning)
Tailstock (turning)
Back rest (turning)
B axis (turning)
Rotation around 1st geometry axis (for rotary axes)
Rotation around 2nd geometry axis (for rotary axes)
Rotation around the 3rd geometry axis (for rotary axes)
Direction of rotation is counter-clockwise (for rotary axis / C axis).
Displayed direction of rotation of the spindle/C axis for the M function M3 is counter-
clockwise
Inverts M3 / M4 (for spindles)
This bit must be set analog to PLC bit DBnn.DBX17.6!
(nn = 31 + Machine axis index)
Display rotary axis as offset target for measurement
List rotary axis in the position pattern
List rotary axis to accept blank (on milling machines)
Spindle is not SPOS-capable
22.1 Activating turning/milling/drilling technologies
Meaning of the axes in the channel
[n] channel axis number
Attribute of the axes in the channel
[n] channel axis number
Configuring cycles
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