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OP AMP sta i kako
#31
Macola,
Nije problem da se stavi dobar shunt otpornik vec je meni problem da nadjem odgovarajuci OP kojim mogu da merim od nule.Imam ja neke sentove ali bih ipak za pocetak radio sa otporom 0.1om.
Probao bi sada sa 10bit A/D a mozda kasnije za neka finija merenja koristim 12bit A/D i tada sigurno da ce biti neki bolji sent.

Branko, 
Macola je sve uzeo u obzir sta moze da pravi problem pri merenju zbog cega se zahvaljujem na ovako lepom objasnjenju i veruj da mi nije ubio volju vec dao neko novo razmisljanje koje mogu da iskoristim za buduce konstrukcije.

Evo jednog senta 200A 60mV koji je donesen iz Nemcke zajedno sa trofaznim grecom i trostubnim trafoom 4KW mislim da je bio za neke punjace za viljuskare jer napon na trafou je 30v.


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Messages In This Thread
OP AMP sta i kako - by Milan94 - 05-29-2015, 09:04 PM
RE: OP AMP sta i kako - by Risto - 05-29-2015, 09:46 PM
RE: OP AMP sta i kako - by vojinilic - 05-29-2015, 09:47 PM
RE: OP AMP sta i kako - by vojinilic - 05-29-2015, 09:56 PM
RE: OP AMP sta i kako - by mikikg - 05-29-2015, 10:47 PM
RE: OP AMP sta i kako - by Milan94 - 05-29-2015, 11:27 PM
RE: OP AMP sta i kako - by vojinilic - 05-30-2015, 07:47 PM
RE: OP AMP sta i kako - by mikikg - 05-29-2015, 11:47 PM
RE: OP AMP sta i kako - by Milan94 - 05-30-2015, 12:09 AM
RE: OP AMP sta i kako - by npejcic - 05-30-2015, 07:21 PM
RE: OP AMP sta i kako - by mikikg - 05-31-2015, 12:49 AM
RE: OP AMP sta i kako - by Milan94 - 05-30-2015, 10:06 PM
RE: OP AMP sta i kako - by mikikg - 05-31-2015, 12:37 AM
RE: OP AMP sta i kako - by vojinilic - 05-31-2015, 12:55 AM
RE: OP AMP sta i kako - by npejcic - 05-31-2015, 02:44 PM
RE: OP AMP sta i kako - by Milan94 - 06-30-2015, 07:52 PM
RE: OP AMP sta i kako - by vojinilic - 06-30-2015, 10:08 PM
RE: OP AMP sta i kako - by branko tod - 06-30-2015, 10:17 PM
RE: OP AMP sta i kako - by Milan94 - 07-01-2015, 09:53 AM
RE: OP AMP sta i kako - by branko tod - 07-01-2015, 10:32 AM
RE: OP AMP sta i kako - by Milan94 - 07-01-2015, 11:05 AM
RE: OP AMP sta i kako - by branko tod - 07-01-2015, 11:32 AM
RE: OP AMP sta i kako - by Milan94 - 07-01-2015, 12:11 PM
RE: OP AMP sta i kako - by branko tod - 07-01-2015, 12:36 PM
RE: OP AMP sta i kako - by Milan94 - 07-01-2015, 12:41 PM
RE: OP AMP sta i kako - by mikikg - 07-01-2015, 09:33 PM
RE: OP AMP sta i kako - by vojinilic - 07-01-2015, 09:57 PM
RE: OP AMP sta i kako - by Milan94 - 07-01-2015, 10:43 PM
RE: OP AMP sta i kako - by Macola - 07-02-2015, 02:56 AM
RE: OP AMP sta i kako - by branko tod - 07-02-2015, 09:05 AM
RE: OP AMP sta i kako - by Milan94 - 07-02-2015, 10:28 AM
RE: OP AMP sta i kako - by branko tod - 07-02-2015, 12:31 PM
RE: OP AMP sta i kako - by Milan94 - 07-02-2015, 01:09 PM
RE: OP AMP sta i kako - by Macola - 07-02-2015, 07:45 PM
RE: OP AMP sta i kako - by Macola - 07-02-2015, 08:00 PM
RE: OP AMP sta i kako - by Macola - 07-02-2015, 08:18 PM
RE: OP AMP sta i kako - by Milan94 - 07-02-2015, 08:36 PM
RE: OP AMP sta i kako - by Macola - 07-02-2015, 11:30 PM
RE: OP AMP sta i kako - by Macola - 07-03-2015, 12:42 AM
RE: OP AMP sta i kako - by Milan94 - 07-03-2015, 08:28 AM
RE: OP AMP sta i kako - by Macola - 07-04-2015, 01:38 AM
RE: OP AMP sta i kako - by Macola - 07-04-2015, 04:20 AM
RE: OP AMP sta i kako - by Milan94 - 07-04-2015, 02:28 PM
RE: OP AMP sta i kako - by npejcic - 07-04-2015, 04:32 PM
RE: OP AMP sta i kako - by Macola - 07-04-2015, 05:20 PM
RE: OP AMP sta i kako - by Milan94 - 07-04-2015, 08:11 PM
RE: OP AMP sta i kako - by mikikg - 07-04-2015, 08:27 PM
RE: OP AMP sta i kako - by Milan94 - 07-04-2015, 08:55 PM
RE: OP AMP sta i kako - by mikikg - 07-04-2015, 09:43 PM
RE: OP AMP sta i kako - by Milan94 - 07-04-2015, 10:43 PM
RE: OP AMP sta i kako - by npejcic - 07-04-2015, 10:48 PM
RE: OP AMP sta i kako - by npejcic - 07-04-2015, 10:58 PM
RE: OP AMP sta i kako - by Milan94 - 07-04-2015, 10:58 PM
RE: OP AMP sta i kako - by Macola - 07-05-2015, 01:38 AM
RE: OP AMP sta i kako - by branko tod - 07-06-2015, 08:25 PM
RE: OP AMP sta i kako - by Milan94 - 07-06-2015, 09:00 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 09:30 PM
RE: OP AMP sta i kako - by Milan94 - 07-06-2015, 09:39 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 09:43 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 09:53 PM
RE: OP AMP sta i kako - by Milan94 - 07-06-2015, 10:04 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 10:20 PM
RE: OP AMP sta i kako - by npejcic - 07-06-2015, 10:27 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 10:34 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 10:41 PM
RE: OP AMP sta i kako - by Milan94 - 07-06-2015, 10:42 PM
RE: OP AMP sta i kako - by Macola - 07-06-2015, 10:54 PM
RE: OP AMP sta i kako - by Braca - 07-07-2015, 08:37 AM
RE: OP AMP sta i kako - by Milan94 - 07-06-2015, 11:09 PM
RE: OP AMP sta i kako - by npejcic - 07-06-2015, 11:41 PM
RE: OP AMP sta i kako - by Macola - 07-07-2015, 02:01 AM
RE: OP AMP sta i kako - by npejcic - 07-07-2015, 07:30 AM
RE: OP AMP sta i kako - by Macola - 07-07-2015, 07:49 AM
RE: OP AMP sta i kako - by Macola - 07-07-2015, 02:40 PM
RE: OP AMP sta i kako - by Milan94 - 07-08-2015, 10:33 PM
RE: OP AMP sta i kako - by Macola - 07-08-2015, 11:52 PM
RE: OP AMP sta i kako - by Milan94 - 08-16-2018, 11:59 AM
RE: OP AMP sta i kako - by Millan - 08-16-2018, 01:15 PM
RE: OP AMP sta i kako - by Milan94 - 08-16-2018, 04:19 PM
RE: OP AMP sta i kako - by Macola - 08-16-2018, 04:51 PM
RE: OP AMP sta i kako - by gorankg - 08-16-2018, 07:33 PM
RE: OP AMP sta i kako - by Milan94 - 08-16-2018, 08:34 PM
RE: OP AMP sta i kako - by gorankg - 08-16-2018, 08:52 PM
RE: OP AMP sta i kako - by Milan94 - 08-16-2018, 11:06 PM

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