Atlas Copco PowerMACS 4000, User Manual

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Set Up and Maintenance
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Specify in Dig output for Gear Shift the digital output that is connected to the spindles gearshift unit. This
can be controlled using the GS - Run Gear Shift step. Enter as <TC no.>.<channel> , e.g. 1.4. Leave
blank if you do not have any output for this.
The Angle correction factor is used to calibrate the angle sensors, this is normally not necessary and
the value should be left as 1.0).
4.6.3.1 Application External Equipment
The Enable External Equipment checkbox should be checked when an external gearbox or similar
equipment is connected to the spindle. The following frame appears when external equipment is enabled:
Use the checkbox Equipment Inverses Direction if the connected equipment inverses the spindle
direction. A new Max Torque, Max Speed must be entered together with the External Gear Ratio.
The Torque Loss Factor is used to compensate from the torque measurement loss induced by the
external equipment.
It is also recommended to supply a new total Wind Up Angle that is valid for the complete construction
(spindle inclusive the external equipment). For instructions how to calculate this value see chapter Wind
Up Coefficient in Calibration procedures in PowerMACS.