Relay Tutorial

Characteristics
What is a Relay?

Types of Relays
Types of Relays

Relay Datasheet Specifications
Electrical Characteristics of Relays
What is the Rated Coil Voltage of a Relay?
What is the Set (Operate) Voltage of a Relay?
What is the Rated Power of a Relay?
Relay Specifications- Operate Time
Relay Specifications- Release Time

Connecting Relays to Circuits
How to Connect a Relay to a Circuit
Relay Terminals
Relay Wiring Diagrams
SPST Relay Wiring Diagram
SPDT Relay Wiring Diagram
DPDT Relay Wiring Diagram
How to Connect a Single Pole Single Throw (SPST) Relay to a Circuit
How to Connect a Single Pole Double Throw (SPDT) Relay to a Circuit
How to Connect a Double Pole Double Throw (DPDT) Relay to a Circuit

Relay Circuits
How to Build a Relay Driver Circuit

Testing Relays
How to Test a Relay
How to Test the Coil of a Relay
How to Test the Relay Contacts