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KITCHEN EXHAUST FAN CONTROLLER

Prototype with inputs from gas and temperature sensors, controlling exhaust fan, LED indicators, and safety switch for kitchen ventilation. Utilizes PIC16F688 microcontroller and solid state relay. Professional casing for mounting.

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KITCHEN EXHAUST FAN CONTROLLER

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  1. Polytechnic School of Engineering • ALI ALHERZ • FLAVIO GOMES • GIANCARLO GRAMAZIO • 12/1/2014 • KITCHEN • EXHAUST FAN CONTROLLER

  2. PROTOTYPE

  3. Input: • Pin D7 (from MQ 2) • Pin A0 (from MQ 7) • Pin D10 (from DS18B20) • Output: • Pin D2 (temp. sensorindicator) • Pin D3 (gas leakindicator) • Pin D4 (CO indicator) • Pin D8 (MQ 7 voltage control) • Pin D12 (actuatorswitch) • SET UP

  4. SET UP

  5. CASING

  6. DEVICE • A switch can be used to disangage the system and an LED shows the ON-OFF status • It can be mounted on a wall • The temperature sensor is waterproof and can be placed above the stove

  7. PIC16F688 is a cheaper alternative microcontroller for mass production • S208T01 Series solid state relayreplaces the transistor as a control switch • The circuitisdone on a printedcircuitboard following the industrystandards • Professional casing for the device with mountingmechanism MANUFACTURING

  8. TEST

  9. Thank you! Questions?

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