How To Wire A Relay To Trigger Ground

When this is the case use the following diagram.

How to wire a relay to trigger ground. But when the coil closes the switch in the relay it sends 12v down into th. Often it is necessary to provide a stronger ground than the negative output of an alarm or keyless entry can provide. I ve hooked up one end of the relay s coil to a power source and the other end to my parking brake switch which provides a ground when engaged. To get this switch to work i am wiring a relay into the switch circuit which will be a grnd actuating switch.

Relay logic provides you with a guide for using ncd relay controllers and how they can be wired for many types of applications. Wiring with a relay allows the power to run straight from the battery through the relay mounted nearby directly to the lights. This page demonstrates several simple ways to wire a relay for various applications. See below for an example of a relay wiring diagram.

A relay only requires one ground on the switch side. Trigger a relay with ground i need to trigger a relay with a ground signal. Weak negative output to strong ground output. Relay logic is all about wiring up relays for logical switching applications.

The relay will carry the 12 volts with no problem and the little switch will only have to worry about completing the ground to turn on the relay. Buy relays pigtails and kits here. The interior mounted switch only draws minimal power though the interior fuse block to activate the relay. How to wire automotive spdt relays.