Well which is it? WIreless, or HomeworksQS?
Have a look at the Lutron Integration Protocol. Everthing you need to know is in that document:?
If it's wireless (RadioRA 2?) then you integrate using the RadioRa 2 Main Repeater (page 29), if it's Homeworks QS, you integrate with the?HomeWorks QS Processor (page 49).
R.