NSK Megatorque PS Series - Precautions before Power on

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3.4. Turning on Main Power
3.4.1. Precautions Before Power-on
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Caution : Before turning on the power check the following. Improper connection
may result in breakage of the Driver Unit.
(1) Connections of each cable.
(2) Connection of the Handy Terminal
(3) Confirm the safe conditions.
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Danger : The operator shall be out of the Motor motion range.
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Warning : The Motor must be securely fastened to the machine base.
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Warning : The load (work) must be securely fastened to the Motor.
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Danger : There shall be no mechanical interference when the Motor makes a full
turn
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Caution : Turn on the power when the Motor is stationary. Otherwise the System
cannot detect the position coordinates and the alarm A1 (Absolute
position error) occurs.