AVTEDU636 - Plant Moisture indicator

Dostępność: duża ilość
Wysyłka w: 7 days
Cena: €8.00 8.00
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Ocena: 0
Producent: AVT
Kod produktu: ek-avtedu636

Opis

AVTEDU - a new series of kits, designed specifically with the purpose of learning the techniques of soldering in mind.
Each kit, besides educational value, is also very practical - you can become the master of the soldering iron!

The moisture indicator is a device dedicated to monitoring the moisture of soil in the potted plants. The kit is relatively easy to assemble, practical and very easy to use. It has an interesting design that will definitely grab the attention of all houseplants lovers, especially those, who occasionally forget to water them.


DIY kit intended for assembling on your own includes a printed circuit board and a set of electronic components.


Specifications:

• humidity sensor - two electrodes stuck in the soil
• indicator - flashing LED diode
• adjustment of indicator’s sensitivity for minimal moisture in the soil
• power supply: 3VDC (CR2032 battery not included)


AVTEDU636 - Plant Moisture indicator
Figure 1. Schematic diagram


Component list

Resistors:
R1: 10Ω
R2: 0Ω
PR1: potentiometer 500kΩ

Capacitors:
C1: 10µF

Semiconductors:
LED1: 5mm flashing LED diode
T1: BC547 or BC548

Others:
switch
probe
battery socket


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