Specifications

Allen-Bradley DF1 Driver Help

Error writing to address '<address>' on device '<device name>'. Slave source

empty

Error Type:

Serious

Possible Cause:

The slave device does not have a response prepared for the write request to address < address>. The slave re-

poll delay may be set to short.

Solution:

The driver will automatically poll and re-poll the slave in seek of a poll response. If this error occurs too often,

increase the slave re-poll delay on the given channel.

Device '<device name>' timed out writing to address '<address>'

Error Type:

Serious

Possible Cause:

1. The device is not responding.

2. The serial connection between the device and the Host PC is broken.

Solution:

Inspect cabling between the Host PC and the device. Verify the device is on and operating properly.

Unable to read data starting at <start address> on device '<device name>'.

Device replied with a NAK

Error Type:

Serious

Possible Cause:

The server sent an invalid response or one of unexpected size.

Solution:

If this error occurs frequently, contact Technical Support.

Unable to read function file <fun. file element> on device '<device name>'.

Device replied with a NAK

Error Type:

Serious

Possible Cause:

The server sent an invalid response or one of unexpected size.

Solution:

If this error occurs frequently, contact Technical Support.

Unable to read data starting at <start address> on device '<device name>'.

Memory map error

Error Type:

Serious

Possible Cause:

There was an error writing to memory on the server.

Solution:

If this error occurs frequently, contact Technical Support.