utiliser un galnanometre analogique calcul R se shunt

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bonjour a tous
j'aimerai utiliser un galvanometre analogique de recup ,marque enertec

dans un appartement .il me faut donc le metre en serie sur le +12volts
avec un resistance de shunt ,sur le galvanometre il y a un petit symbole  
ressemblant fortement a une resistance de shunt et une indication de  
0.02 ohm ,est ce bien cette valeur a utiliser et surtout comment la  
fabriquer ,vu que c'est a travers elle que la consommation de l'auto  


Re: utiliser un galnanometre analogique calcul R se shunt

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https://www.cjoint.com/c/ILmmgsQyqmM

Re: utiliser un galnanometre analogique calcul R se shunt


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Ce ne serait pas un shunt interne?

Il n'y a pas d'autres inscriptions, si oui faites des photos, ce n'est



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tension dedans est de 0,5 V, il faudrait l'ouvrir et retirer le shunt
pour en mettre un de 0,084 ?



faire 250 ?



sera de :








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la bobine du galva fait 116 ohm et une petite resistance de 4.7 ohm en  


Re: utiliser un galnanometre analogique calcul R se shunt





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n'indiquant que - d'un volt l'eguille du galva va a fond a droite

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de 0,02 ? .




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50watt

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Pour terminer, le shunt R :

50 W soit 4A








d'une coupure du shunt.









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