Honeywell VISTA-21iPSIA Frequently Asked Questions

What Panels Support the Maintenance Feature on the 5808W3?
Any panel that supports 5800 Series wireless can support maintenance supervision on the 5808W3. Read on to see how this feature is enabled on each panel.
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Why Isn't My Wired Door Sensor Working?
A wired door sensor may not be showing the correct status due to programming or wiring issues. Read on to find out how to troubleshoot wired door sensors.
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What is the Difference Between a Master Code and a Normal User Code?
A master code has the ability to add, edit, and delete other user codes. It can never deleted, only edited. A user code can only arm, disarm, and bypass.
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How Do I Enter Walk Test Mode on a Vista Panel?
You can enter walk test mode on the Vista-15P, 20P, 21iP panels by keying in Installer Code + [5] + [0]. The panel must be "Ready" to access test mode.
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What Is the Best Honeywell Sensor for the 21iP?
The best sensor for the Honeywell Vista 21iP depends on what the sensor is used for. There are many great sensors compatible with the Vista 21iP panel.
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Will the Central Station Call Me if I Disarm My Alarm just After a False Alarm?
There is a possibility, when you disarm immediately after a false alarm, that the central station will see the cancellation signal, and not call you. Read on!
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Will My Monitoring Company Change My Installer Code?
It is possible an alarm company will change the installer code for the security system. Some companies do this as a way of limiting what the user can do.
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What is a Transmitter Sniffer Test on a Vista Panel?
The transmitter sniffer test is used to verify that programming for wireless zones is correct, and that the devices are transmitting. Read on to learn more!
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Is there a Battery in a 2WT-B Photoelectric i3 Sensor?
No, the 2WT-B smoke detector, by System Sensor, is a low voltage smoke detector that gets its power from an alarm panel. Read on to see how the 2WT-B works.
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What Is the Valid Address for a 4219?
The address required for a 4219 8-zone hardwired expander depends which panel it will be used with. Keep reading to learn valid addresses for the 4219.
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