Tema: Re: PT100 ir PT1000
Autorius: Edis
Data: 2009-09-15 10:40:06
Laba,

tai kiek supratau PT1000 yra tikslesnis, tad nesuprantu PT100 panaudojimo 
sriciu tikslingumo.

"Vitoldas" <vitoldas@mail.lei.lt> parašė naujienų 
pranešime:h8lakv$9cv$1@trimpas.omnitel.net...
> abu-platininai.
> na mazdaug taip:
> A PT1000 is however a temperature-dependent resistance. It has 1000 ohms 
> with zero °C, with 1°C 1003.85 ohms with 10°C 1038.5 ohms and so on. The 
> temperature coefficient amounts to depending upon platinum material +3.85 
> Ohm/°C with the PT1000 and +0.385 Ohm/°C with the PT100. A PT1000 has 
> therefore a larger slope and makes possible thereby a higher resolution. 
> The sensor has small currents, a self-heating of sensors small is 
> minimized. With a PT100 it is easy to develop thermometers for a large 
> temperature range...
>
> Edis wrote:
>> Laba,
>>
>> termodavikliai PT100 ir PT1000. Kokie ju panaudojimo skirtumai ir 
>> ypatumai ?
>>
>> Aciu, Edis