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A0522 alarm in siemens micromaster 430 or MM430 drive

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(@click2electro)
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How can resolve problem A0522 alarm in siemens micromaster 430 or MM430 drive ?

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Posts: 18330
Admin
Topic starter
(@click2electro)
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Joined: 4 years ago

Cause : I2C read out timeout. The cyclic access to the UCE Values and powerstack temperatures via the I2C bus (MM440 Frame size FX & GX) is disturbed.

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