Honeywell 748 Frequently Asked Questions

Which Wires Do I Use for My Siren?
A dual-tone siren will have three (3) wires, but you only use two (2) of them when connecting the siren. The other is left disconnected. Learn which wires to use for a siren.
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Can I Add a Wired Siren to the Qolsys IQ Panel 2?
A wired siren can be added to a Qolsys IQ Panel 2 system. The device connects to the siren outputs on the back of the IQ Panel 2. The siren is powered using any 12VDC plug-in transformer. Once installed, it will function automatically. Learn more about using a wired siren with an IQ Panel 2.
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How Do I Add a Honeywell Siren to a 2GIG GC3?
The 2GIG GC3 panel can have a Honeywell hard-wired siren installed directly to its circuit board. A siren can also be connected through a hard-wired relay.
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Why isn't my 748 siren working?
Learn why your 748 siren is not working
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How Do I Add a Honeywell 748 Siren to a L7000 or L5200?
A Honeywell 748 siren is a hardwired dual tone siren designed for indoor and outdoor use. The Lynx Touch L5200 and L7000 does not have a bell output like a hardwired alarm system to power an external siren. A relay must be used if a user wants to add an external siren to the system.
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How long does the Honeywell VISTA-20P siren sound for?
What is the bell timeout span for a VISTA-20P? Learn how to program your sounder timeout.
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