Siemens SINUMERIK 840Di Function Manual page 295

Operating mode
Display indicating whether the motor is operating as a feed drive or main spindle drive.
Motor selection (star/delta)
Display indicating which motor data set is to be activated by the PLC. At the moment the
motor data record is used for the star/delta switchover on main spindle drives.
The following assignment applies:
Motor selection
Motor 1
Motor 2
Motor 3
Motor 4
The display applies only to MSD drives.
The display corresponds to IS "Motor selection A,B"
(DB31, ... DBX21.3 to 21.4).
References: /FB1/, A2, "Various Interface Signals"
Actual motor (star/delta)
Display indicating which of the motor data sets is currently active. At the moment the motor
data record is used for the star/delta switchover on main spindle drives.
The following assignment applies:
Motor selection
Motor 1
Motor 2
Motor 3
Motor 4
The display applies only to MSD drives.
The display corresponds to IS "Active motor A,B"
(DB31, ... DBX93.3 to 93.4).
References: /FB1/, A2, "Various Interface Signals"
Position actual value measuring system 1/2
The actual position of the axis as measured via measuring system 1/2. The position is
displayed in the machine coordinate system (no work offsets or tool offsets included).
Unit: mm, inches or degrees
Diagnostic Tools (D1)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
2.4 Drive service display (for digital drives only)
Application
MSD: Star mode
MSD: Delta mode
Reserved
Reserved
Application
MSD: Star mode
MSD: Delta mode
Reserved
Reserved
Coding
0
0
1
1
Coding
0
0
1
1
Detailed Description
0
1
0
1
0
1
0
1
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