Rockwell Automation 2755-SNx Adaptascan Bar Code Readers - Manual (Page 296)

15–11 Downloading Match Codes via DH485 using a PLC-5 Processor and a 2760-RB Module
Publication 2755-6.8
Configure the Decoder Trigger
This application uses a Timer to trigger the reader’s decoder. The
Timer is typically used during application setup. Refer to the
AdaptaScan Bar Code Readers User Manual (Publication No.
2755-837) for other input sources that trigger the decoder.
1. Click the Decoder button from the main Project dialog.
2. Under Triggered By, select Timer from the Input list.
3. Click the Save button.
4. Click the Close button and return to the main Project dialog.