Tema: Re: PT100 ir PT1000
Autorius: Vitoldas
Data: 2009-09-15 11:29:01
nu taigi paskutinis sakinys:

With a PT100 it is easy to develop thermometers for a LARGE
temperature range...t.y. iki 1000 laipsniu ir daugiau.
sukeiciant PT100/PT1000 termovarzas vietomis, galima tureti
2 termometrus, nekeiciant stiprinimo koeficientu hardwarineje
prietaiso dalyje.

Edis wrote:
> Laba,
> 
> tai kiek supratau PT1000 yra tikslesnis, tad nesuprantu PT100 panaudojimo 
> sriciu tikslingumo.
> 
> "Vitoldas" <vitoldas@mail.lei.lt> para�� naujien� 
> prane�ime: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 
> 
>