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photocopying, or otherwise without written permission from the publisher. Source Code: SCG-225V1 Rev B 753170

Project 38

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Содержание Snap Circuits Green Energy SCG225

Страница 1: ...ronic photocopying or otherwise without written permission from the publisher Source Code SCG 225V1 Rev B 753170 Project 38 Visit Visit https shop elenco com consumers https shop elenco com consumers...

Страница 2: ...uctions and safety procedures and keeps them at hand for reference This product is intended for use by adults and children who have attained sufficient maturity to read and follow directions and warni...

Страница 3: ...olor LED 6SCD8 r 1 Pivot Post 6SCPSP r 1 Red Yellow LED 6SCD10 r 1 Pivot Top 6SCPST r 3 Copper Electrode 6SCEC r 2 Rubber Ring 0 375 6SCRUBRG r 3 Zinc Electrode 6SCEZ r 1 Press Switch 6SCS2 r 1 Copper...

Страница 4: ...included with this kit to help keep the circuit blocks properly spaced You will see evenly spaced posts that the different blocks snap into The base has rows labeled A G and columns labeled 1 10 Next...

Страница 5: ...hown Tighten by hand a screwdriver is not needed If the copper and zinc electrodes get corroded through use use sandpaper steel wool or a scraper to remove the corrosion and improve performance Settin...

Страница 6: ...hrough a circuit just like a pump pushes water through pipes This voltage is much lower and much safer than that used in your house wiring Using more batteries increases the pressure and so more elect...

Страница 7: ...nto mechanical motion An electric current through the motor will turn the shaft It can also be used as a generator since it produces an electric current when the shaft is turned How does electricity t...

Страница 8: ...in the reverse direction The 470 F capacitor C5 can store electrical pressure voltage for periods of time This storage ability allows it to block stable voltage signals and pass changing ones Capacito...

Страница 9: ...uit represents how much it resists the electrical pressure voltage and limits the flow of electric current The relationship is Voltage Current x Resistance When the resistance increases less current f...

Страница 10: ...loaded from www elenco com for makers WARNING SHOCK HAZARD Never connect your Snap Circuits set to the electrical outlets in your home in any way Examples of SHORT CIRCUITS NEVER DO THESE DO s and DON...

Страница 11: ...the meter to the 5V setting and use this circuit to test each jumper wire Place the solar cell B7 near the same light source you used in step 1 The jumper wire is damaged if the meter pointer does no...

Страница 12: ...low when the switcher is in the bottom position otherwise the switcher is damaged 8 Clock T2 470 F capacitor C5 melody IC U32 and motor M4 Build the circuit shown below but remove the 470 F capacitor...

Страница 13: ...ockwise The red yellow LED D10 comes on yellow when you crank fast indicating that the crank is charging the battery If the battery needs to be recharged you can use this circuit to charge it but you...

Страница 14: ...the 0 5mA setting but too low to measure on the 50mA setting you can use either The current will get lower as the battery approaches full charge You can t hurt the battery by overcharging Minimum par...

Страница 15: ...ulbs to see which work best with solar cells Note The voltage produced is actually twice that shown on the meter so a 3V reading is really 6V because a resistor in the pivot stand is changing the scal...

Страница 16: ...ar cell B7 on it and place it in the circuit as shown Connect the solar cell to the circuit using the red and black jumper wires Place the solar cell in sunlight or near an incandescent light bulb The...

Страница 17: ...n the fan or place it in a strong wind either outside or near an electric fan The meter measures how much voltage your windmill produces You may need to give the fan a push to get it started Push the...

Страница 18: ...splay T2 melody IC U32 red yellow LED D10 and windmill M4 Push the press switch S2 and the crank arm on the geared motor GM will also spin Part B Set the switcher to the left or middle position to dis...

Страница 19: ...r home Wires carry electricity just like pipes carry water 3 The press switch S2 controls the electricity by turning it on or off just like a light switch on the wall of your home A switch controls el...

Страница 20: ...Left Switch Position Closed turned on Right Switch Position Open turned off See project 3 if you need to recharge the battery B4 Open Switch turned off Closed Switch turned on Build the circuit shown...

Страница 21: ...ection You can replace any of the motor M4 red yellow LED D10 or melody IC with the color LED D8 clock T2 or geared motor GM The switcher S6 is actually a complex switch used to reverse the wires to a...

Страница 22: ...s the material such as from a battery The electrical pressure exerted by a battery or other power source is called voltage and is measured in volts V Notice the and signs on the battery These indicate...

Страница 23: ...low power applications due to power limits cost and limited colors LEDs have since been improved and are now widely used in home lighting The melody IC converts electricity into sound energy by makin...

Страница 24: ...he capacitor discharges through the red LED D10 which flashes The meter only measures current in one direction but you can flip it around to measure the discharge current PROJECT 22 Clock PROJECT 23 C...

Страница 25: ...tch the voltage In the preceding project the current dropped as the fan sped up now you see why The spinning fan produces a voltage in the motor this voltage opposes the voltage from the battery reduc...

Страница 26: ...e meter Modify the preceding circuit into this one Set the meter M6 to the 5V setting Set the switcher S6 to the right position and watch the voltage on the meter when the crank arm spins Set the swit...

Страница 27: ...t from falling off the table Modify the preceding circuit to include the red yellow LED D10 and melody IC U32 mounted on the car using two 2 snap wires A tune plays and the LED lights yellow when the...

Страница 28: ...rt to recharge it as needed it can also be recharged using the solar cell as shown in project 3 Variant A Monitor the battery voltage by setting the meter M6 to the 5V setting and place it on the ends...

Страница 29: ...th the copper and zinc electrodes to make an electric current just like a battery As some of the acid in the soda is used up the current produced drops Each of the compartments in the liquid energy so...

Страница 30: ...semble the liquid energy source using the instructions on page 4 Build the circuit and connect the red black jumper wires the red wire goes to the copper electrode Set the meter M6 to the 5V setting F...

Страница 31: ...o the circuit near the solar cell using the red black jumper wires Blow on the wind fan or place it in a strong wind to use it to light the LEDs To run the LEDs using liquid assemble the liquid energy...

Страница 32: ...us at support elenco com 150 Carpenter Ave Wheeling IL 60090 U S A 847 541 3800 Note A complete parts list is on page 2 in this manual Base grid 11 x 7 7 overlays many parts Visit Visit https shop ele...

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