ABB S4Cplus Instruction page 27

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The axes 1-2-3 should be positioned with an approximate distance of 26 mm between the
actuator and the calibration spacer above the lower joint, shown in the figure above. This
distance is set exactly during the fine calibration procedure.
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The procedure below details how to check and eventually correct the orientation of axis 4.
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The procedure below details the correct orientation of axes 5-6.
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1. Remove the VSLUDO FDEOH LQVSHFWLRQ FRYHU on the
center tube sleeve by removing its 4 attachment
screws.
2. Make a visual check of the markings on the spiral
cable.
The markings must be positioned in a straight line,
as shown in the figure
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3. In case correction is necessary, turn axis 4 with the
TPU into the approximate calibration position by
positioning the numbers into a straight line!
4. Refit the spiral cable inspection cover with the 4
attachment screws!
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1. Make sure that the FDOLEUDWLRQ VFDOHV of axis 5 are
roughly aligned.
2. Make sure that the FDOLEUDWLRQ VFDOHV of axis 6 are
roughly aligned.
1.4. Calibration scales and correct axis position
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Calibration scales are shown in the
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figure
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Directions are detailed in section
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Directions are detailed in section
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