Manual

Page 7
Wiring to the Relay on the MRX-8
The MRX-8 has a Relay with three contacts, NO, NC, and COM. These
can be used as dry contacts or to an electrical switch or motor for use
with screens, blinds, curtains, etc. The Relay can be programmed as
either a latching or a momentary contact.
Using an RFTX-1 for URC One-Way Lighting products
The MRX-8 can use an RFTX-1, via the available RFTX-1 port. It
controls URC One-Way Lighting products at 418 or 433.92 MHz.
Use the included 3.5mm to 3.5mm to connect to the RFTX-1 and
plug the other end into the RFTX-1 port (#6).
TOTAL CONTROL MRX-8 SYSTEM CONTROLLER
RFTX-1