Troubleshooting - NBK EPU-220 Instruction Manual

Wireless positioning units
Table of Contents

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6

Troubleshooting

Symptom
Is the power supply
voltage correct?
Indicator LED
does not light
Is the power supply/
up
communication cable
connected correctly?
Is the power supply/
Wired
communication cable
communication
connected correctly?
is not possible
Cannot
Has the mounting part
mount to
been properly machined?
equipment
Feed screw
Is the load excessively
cannot be
large?
driven
Verification
Countermeasure
Make sure the voltage level is
within 24 V ±10%
Wire correctly
Machine the mounting part to the
recommended dimensions
Adjust the feed screw drive torque
to the rated torque or less
37
Explanation
Page
P.33
P.32
P.18

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