Unfortunately the 6200 series switches do not have a command to modify this behavior. Starting with the 7000 series switches you can issues the command terminal length 0. Some community members have indicated that they have had success using expect scripts to automate the process. If you are looking at the config on a regular basis, it may be worth looking into.
Is there a way we can get the running config without the 'more' or 'quit' prompt. ?
How to show the running config on a Dell 6248 without line breaks.