Medir RPM com multímetro comum

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gilmar-junior
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Medir RPM com multímetro comum

Mensagem por gilmar-junior »

Boa tarde !
Gostaria de saber se consigo medir o RPM do motor com um multímetro comum 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[/thumbnail]
quero usar como conta giro tipo assim :arrow: [thumbnail]http://images.uncyc.org/pt/thumb/4/48/E ... tlixo2.jpg[/thumbnail]
vlw!
Rodox
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Re: Medir RPM com multímetro comum

Mensagem por Rodox »

Se não me engano só um multímetro automotivo é capaz de medir rpm, e preço dele é bem salgado.

Se eu fosse você comprava um contagiro com visor digital,é barato... veja ele no link abaixo:

https://produto.mercadolivre.com.br/MLB ... -carro-_JM
Rodox

Gol GL 1.8 AP - ano 1990 (gasolina)
DaniellMexanico
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Re: Medir RPM com multímetro comum

Mensagem por DaniellMexanico »

Não sei se vou conseguir te ajudar, mas vou tentar...

Eu também queria um para usar de forma portátil, mais descobri que para usar em um multímetro(comum de casa) tem que usar um circuito para converter o sinal da bobina(carros mais antigos) e não garante que a informação vai ser preciso, para dizer que 900rpm do motor vai mostrar 900 no multímetro.

achei algo parecido com isso aqui.
https://www.electronica-pt.com/tacometr ... onta-giros

E também tem em Arduino, mas se o problema for custo é melhor comprar um pronto mesmo. Mas fazer o seu mesmo é muito legal

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João Victor AP
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Re: Medir RPM com multímetro comum

Mensagem por João Victor AP »

Só os multímetros automotivos que tem a escala de RPM.
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