When connecting a hardwire siren to the IQ Panel 2/2+ or the 16-F Hardwire translator a relay module will be needed with a 12VDC power supply if the siren is drawing more then 300mA - IQ Panel 2/2+ or 500mA on the 16-F Hardwire Translator, Picture attached is a wiring diagram using a basic relay module (Altronix RBSN) this same wiring method can be used on the 16-F hardwire translators Siren output.
