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How to Enable DeviceNet Pass Through in Allen-Bradley 1746-SDN Module?

Description

Allen-Bradley DeviceNet Scanner for SLC supports DeviceNet pass through with firmware 4 and above. DeviceNet pass through is a convenient way to configure and debug DeviceNet. However, only 1746-SDN module with firmware 4.0 or above supports pass through (see article on how to upgrade 1746-SDN module’s firmware). Programmer should also set up the M0 and M1 file in the application to support DeviceNet pass through.

Steps to Set Up DeviceNet Pass Through

  1. DeviceNet Pass through M0 and M1 requirement01 - DeviceNet Pass Through M0 and M1 Length Requirement
  2. Setup M0 and M1 file length to 361 for firmware 4 to 5 02 - DeviceNet Pass Through M0 and M1 Length Setting for Firmware 4 to 5
  3. Setup M0 and M1 file length to 395 for firmware 6 and above03 - DeviceNet Pass Through M0 and M1 Length Setting for Firmware 6 or above
  4. Browse DeviceNet through pass through 04 - Pass Through DeviceNet

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