Error Code For Encoders With Endat Interface - HEIDENHAIN iTNC 530 Service Manual

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17.3 Error Code for Encoders with EnDat Interface

In the event of a disturbance, the error message EnDat defective <error code> <axis>

will appear.

The error code is shown in hexadecimal notation. Error codes may also appear combined, in

which case they add themselves together.

There are two possible types of errors:

Codes for errors reported by the encoder:

Error codes if the access to the encoder via the EnDat interface is faulty:

The encoder reports an error.

Access to the encoder via the EnDat interface is faulty.

Light source defective

Signal amplitude too low

Erroneous position value

Undervoltage

Replace battery

Delete the alarm bit

Read the alarm status

Read the number of pulses

Read the number of signal periods

Read the number of differentiable revolutions

Read the measuring steps

Read the series number

Read the type of encoder

Read the position value

Read the checksum

Alarm bit remains set

Timeout while waiting for data - signal "high"

Timeout while waiting for data - signal "low"

Error during access to EnDat interface

HEIDENHAIN Service Manual iTNC 530