Using the installer command-line
You can install the 1E Catalog in non-interactive mode using installer properties on the installer command-line:
> msiexec /i 1ECatalog.msi SQLSERVER=<SQL Server instance name> SVCUSER=<Service account name> SVCPASSWORD=<Service account password> /qn /l*v catinstall.log
Refer to the Installer properties page for details and optional installer properties.