I meant Relay? And if so, a diagram of the switch, relax and wires. Thanks!
Lutron would recommend the LMJ-CCO1-24-B or the RR-VCRX-WH as a contact closure for Radio RA2. We've included the spec sheets of each device below:
https://www.lutron.com/TechnicalDocu...369224_ENG.pdf
https://www.lutron.com/TechnicalDocu...369770_ENG.pdf
hope this helps guide you in the right direction.