Omron CJ1W-DRM21, CS1W-DRM21 operation manual 205

Troubleshooting with the DeviceNet Unit Indicators Section 9-1

Verification Error: I/O Size Mismatch

Verification Error: Illegal Device

Verification Error: Illegal Product Code

Correction

Inspect the slave and then create the scan list again.

7-segment	MS indicator	NS indicator	Error log (Hex)
d6	---	Red (flashing)	0344

Likely Cause

The slave’s I/O data size does not match the registered scan list. (Occurs with the scan list enabled.)

DeviceNet Unit Response

Records the error in the error log.

The master will periodically attempt to reconnect with the slave with the verifi- cation error.

Flags Allocated for C200H DeviceNet Master Unit (CIO n+24)

Bit 14 (Error Flag) and bit 07 (Comparison Error Flag) will be ON.

CIO Area Flags Allocated to DeviceNet Unit

Bit 00 of n+12 (Comparison Error Flag) and bits 00 and 01 of n+10 (Unit Error Flag and Master Function Error Flag) will be ON.

Correction

Inspect the slave and then create the scan list again.

7-segment	MS indicator	NS indicator	Error log (Hex)
d6	---	Red (flashing)	0344

Likely Cause

The Configurator is set to check the device type and the slave’s device type does not match the registered scan list. (Occurs with the scan list enabled.)

DeviceNet Unit Response

Records the error in the error log.

The master will periodically attempt to reconnect with the slave with the verifi- cation error.

Flags Allocated for C200H DeviceNet Master Unit (CIO n+24)

Bit 14 (Error Flag) and bit 07 (Comparison Error Flag) will be ON.

CIO Area Flags Allocated to DeviceNet Unit

Bit 00 of n+12 (Comparison Error Flag) and bits 00 and 01 of n+10 (Unit Error Flag and Master Function Error Flag) will be ON.

Correction

Inspect the slave and then create the scan list again.

7-segment	MS indicator	NS indicator	Error log (Hex)
d6	---	Red (flashing)	0344

Likely Cause

The Configurator is set to check the product code and the slave’s product code does not match the registered scan list. (Occurs with the scan list enabled.)

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