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Light-controlled relays

Light-controlled relays

LP4.1.2.1

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Description

In this experiment, the students learn about a practical application for a light-sensitive resistor LDR. During this experiment, the LDR controls a relay that is connected to a display. In combination with a bulb, this creates a light barrier.

Components of equipment sets

1	57790 4	Potentiometer 220 Ohm, STE 4/50
1	57848 8	Light emitting diode red, STE 2/19
1	57921 4	Relay with change-over switch STE 4/50
1	57744 4	Resistor 1 kOhm, STE 2/19
1	57802 4	Photoresistor LDR 05, STE 2/19
1	57905 8	Lamp holder E10, lateral, STE 2/19
1	57913 8	Toggle switch STE 2/19
2	57681 4	Plug-in board safety socket, 20/10
1	50148 4	Bridging plugs STE 2/19, set of 10
1	500621 4	Safety experiment cable, 50 cm, red
1	500622 4	Safety experiment cable, 50 cm, blue
1	500624 4	Safety experiment cable, 50 cm, black
1	50185 4	Adapter 4-mm plug/4-mm socket
1	50508 8	Bulbs 12 V/0,25 A/3 W, E10, set of 10
1	521488	AC/DC power supply 0...12 V/3 A

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Light-controlled relays

Description

Components of equipment sets

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