For rendering graphical SCCharts you might want to use the KLighD.jar as explained here Command Line Renderinghere.
If you like to use the KLighD HTTP server provided, then use

render.sccharts.com:80

or as backup

sccharts.com:4445 

as the host and port in your KLighD.jar call.

Example call:

java -jar KLighD.jar render.sccharts.com -f somescchart.sct -o somescchart.png -s 3