There are a few hardwired sirens compatible with the Simon XTi

1.  Siren has a black and red wire, these connect to the Simon XTi's wiring terminals

2. Remove screw on top of panel, push 2 white tabs on top of panel, and pull toward you

3. Terminals are located on bottom left-hand corner

• Black wire connects to the HW1 I/0 terminal
• Red wire connects to the HW1&2 DC Output terminal

4. To connect 4.7K resistor and wires together, follow the instructions below

     A. Twist black wires together and red wires together

     B. Place B-Connector on end of twisted wires and have resistor inserted in B-Connectors

    C. Squeeze B-Connectors with pliers to crimp wires and resistor in plac

     D. This is what it looks like when completed

5. We need to change one siren option in Simon XTi programming

1. Press bottom right GEAR icon then press DOWN ARROW several times

2. Press ENTER by Programming then enter Installer Code 4321 then press OK

3. Press SIREN OPTIONS check the box for HW Siren Supervision, and press CLOSE

4. Press SYSTEM OPTIONS then press HW 1 FUNCTION

5. Press EXTERIOR SIREN then SAVE then press CLOSE several times to exit programming

Simon XTi allows 2 low current hard wired sirens, they can be wired parallel to each other

*NOTE: The alarm control panel will support a maximum of 250 mA