As explained all over our website, and in the FAQ, and in the product's manuals, you have 6 activations per order, so changing hardware it's not a problem.
The detailed procedure how to install on a different hardware, is explained in the manual (fsdt_install_guide.pdf, found under fsdreamteam\Zurich folder under FS9, after installation), at pages 8, 9 and 10
Basically, you make a backup of your REG key file on the first PC, move it on the other one, and install. Or, you use the Server-assisted reinstall, if you haven't backup the REG file.
