Understanding Relay Schematics

Here are a few tips on how to interpret the relay’s printed schematic so you can select the right relay for your customer.

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[karlpilz]

Finally some good information on relays and naming conventions.

[Chitown]

It's like listening to Greek! The video assumes the viewer knows what a control vs a load circuit. It also didn't explain why those circuits are important to the function of a relay switch. I understand that the function of a relay switch is to activate a high voltage connection using a 12V signal. This video talks about numbers, close circuit, load circuit, etc. In other words, Greek!