You can use the floating trap option for this. Trap characters should include the / and ßAcct (blank, followed by Acct).
Set the field data length to fit the sample line, and once the template is defined then double click the field, and edit the data length to be 50 or whatever exceeds the maximum you will expect to find.
Hope this helps,
The trap you suggested is what I had. But I did make changes to the Display Width of 20 and Template width of 12. The result is below.
The problem results in the field not ending soon enough, and captures part of the text that follows the account number. I have played with the Advanced Tab on the field in question, but cannot find the correct combination. Below is the
I just captured more than I needed and used LSplit to get the account number. I am happy with this. Thanks for the help!