Hi Chris,
Welcome to the forum!
Yes, you can set the element Type parameter to a different element Type.
I would recommend searching the forum, as you will often find similar questions 
.How to Change Family Type - #4 by Mohammadz
I would also recommend you run through the Dynamo Primer https://primer.dynamobim.org/ to familiarise yourself with the new nodes and terms.
Best of luck, let us know how you get on!
Mark