What it does
A relay lets a control signal operate a separate switching circuit.
Try in the lab
Switch a separate low-voltage lamp supply and identify control and load terminals.
Before you begin
- Identify the exact model supplied and read its manufacturer instructions.
- Inspect the item, connections and work area with your instructor.
- Match power, accessories and protective equipment to the actual task.
- Record observations and stop if the equipment behaves unexpectedly.
