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Relays / Converting Polarity

Converting Polarity:
Convert a Negative Output to a Positive Output
Convert a Positive Output to a Negative Output

Relays:
Converting Polarity
Starter Interrupts
Door Locks
Illuminated Entry & Light Flash
Special Applications
Relay Diagrams - Quick Reference

Car Security:
Basic Connections
Car Alarm Modules
Car Alarm Sensors / Triggers
Light Flash / Illuminated Entry
Starter Interrupts
Accessories & Add-ons


top of page Convert a Negative Output to a Positive Output
If you have a switch or an alarm or keyless entry that has a negative output that you wish to use to switch a device that requires 12V+ such as a horn, dome light, parking lights, head lights, hatch release, etc., wire a relay as shown below to convert the negative output (trigger) to a positive output.
Convert a Negative Output to a Positive Output

Here's the same configuration showing a negative output from an alarm or remote keyless entry used to activate a trunk release solenoid that requires 12V+ to release the trunk.
Convert a Negative Output to a Positive Output

top of page Convert a Positive Output to a Negative Output
If you have a switch or an alarm or keyless entry that has a positive output that you wish to use to switch a device that requires a ground such as a horn, dome light, parking lights, head lights, hatch release, etc., wire a relay as shown below to convert the positive output (trigger) to a negative output.
Convert a Positive Output to a Negative Output

Here's the same configuration showing a positive output from an alarm or remote keyless entry used to activate a vehicle's parking light relay that requires a ground to turn the lights on.
Convert a Positive Output to a Negative Output



Converting Polarity:
Convert a Negative Output to a Positive Output
Convert a Positive Output to a Negative Output

Relays:
Converting Polarity
Starter Interrupts
Door Locks
Illuminated Entry & Light Flash
Special Applications
Relay Diagrams - Quick Reference

Car Security:
Basic Connections
Car Alarm Modules
Car Alarm Sensors / Triggers
Light Flash / Illuminated Entry
Starter Interrupts
Accessories & Add-ons





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BasicsCar AudioCar SecurityCruise ControlsDiodesDoor LocksOhm's LawPassive CrossoversRelaysResistorsSubwoofer Enclosures Search
the12volt.com - Free Technical Information for Mobile Electronics Installers
the12volt.com - Free Technical Information for Mobile Electronics Installers
the12volt.com - Free Technical Information for Mobile Electronics Installers
Application GuideCalculators, Charts, DiagramsDownloads/ManualsFind InstallersForumsGlossarySubwoofer WiringToolsVehicle Wiring Recent Topics
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