Zazzabi SHT15 da Sensor Humidity

Zazzabi SHT15 da Haɗin Haɓaka Hoton da aka Fitar

Takaitaccen Bayani:

SHT1x dijital zafi firikwensin firikwensin mai sake kwarara ne. Silsilar SHT1x ta ƙunshi sigar ƙarancin farashi tare da firikwensin zafi na SHT10, daidaitaccen sigar tare da firikwensin zafi na SHT11, da siga mai tsayi tare da firikwensin zafi na SHT15. An daidaita su sosai kuma suna ba da fitarwa na dijital.

Aika mana imel

Cikakken Bayani

Tags samfurin

SHT15 Digital zafin jiki-humidity firikwensin (± 2%)

Na'urori masu zafi suna haɗa abubuwan firikwensin tare da sarrafa sigina akan ƙaramin sawun ƙafa kuma suna ba da cikakkiyar fitarwa ta dijital.
Ana amfani da nau'in firikwensin capacitive na musamman don auna yanayin zafi, yayin da ana auna zafin jiki ta hanyar firikwensin ratar bandeji. Fasahar sa ta CMOSens® tana ba da garantin ingantaccen aminci da kwanciyar hankali na dogon lokaci.
Ana haɗe na'urori masu zafi ba tare da ɓata lokaci ba zuwa 14-bit-analog-to-digital Converter da da'irar mu'amala da siriyal. Wannan yana haifar da ingantacciyar siginar sigina, saurin amsawa, da rashin hankali ga hargitsi na waje (EMC).

SHT15 tsarin aiki:

Guntu ya ƙunshi nau'in zafi mai ƙarfi na polymer mai ƙarfi da wani abu mai kula da zafin jiki da aka yi da kayan tazarar kuzari. Abubuwan da ke da mahimmanci guda biyu suna canza zafi da zafin jiki zuwa siginar lantarki, waɗanda aka fara haɓaka su ta hanyar ƙararrawar sigina mai rauni, sannan ta hanyar jujjuyawar A/D 14-bit, sannan a ƙarshe ta hanyar siginar dijital ta waya biyu don fitar da siginar dijital.

SHT15 an daidaita shi a cikin yanayin zafi ko da yaushe kafin barin masana'anta. Ana adana ƙididdiga masu daidaitawa a cikin rijistar daidaitawa, wanda ke daidaita sigina ta atomatik daga firikwensin yayin aikin aunawa.

Bugu da kari, SHT15 yana da nau'ikan dumama guda 1 da aka haɗa a ciki, wanda zai iya ƙara yawan zafin SHT15 da kusan 5 ° C lokacin da aka kunna dumama, yayin da ake amfani da wutar lantarki kuma. Babban manufar wannan aikin shine kwatanta yanayin zafin jiki da yanayin zafi kafin da bayan dumama.

Ana iya tabbatar da aikin abubuwan firikwensin biyu tare. A cikin matsanancin zafi (> 95% RH), dumama firikwensin yana hana haɓakar firikwensin yayin rage lokacin amsawa da haɓaka daidaito. Bayan dumama SHT15 zafin jiki yana ƙaruwa kuma ƙarancin dangi yana raguwa, yana haifar da ɗan bambanci a cikin ƙimar da aka auna idan aka kwatanta da kafin dumama.

Sigar aikin SHT15 sune kamar haka:

1) Ma'aunin ma'aunin zafi: 0 zuwa 100% RH;
2) Ma'aunin zafin jiki: -40 zuwa + 123.8 ° C;
3) Daidaitaccen ma'aunin zafi: ± 2.0% RH;
4) Daidaitaccen ma'aunin zafin jiki: ± 0.3 ° C;
5) Lokacin amsawa: 8 s (tau63%);
6) Cikakken nutsewa.

Halayen Ayyukan SHT15:

SHT15 shine guntu firikwensin zafin jiki da zafi na dijital daga Sensiron, Switzerland. Ana amfani da guntu ko'ina a cikin HVAC, motoci, na'urorin lantarki masu amfani, sarrafawa ta atomatik da sauran filayen. Babban fasalinsa sune kamar haka:

1) Haɗa zafin jiki da jin zafi, jujjuya sigina, jujjuyawar A/D da ƙirar bas ta I2C zuwa guntu ɗaya;
2) Samar da nau'ikan siriyal na dijital mai waya biyu SCK da DATA, da goyan bayan ƙididdigar watsawar CRC;
3) Daidaita shirye-shirye na daidaiton ma'auni da ginanniyar A/D;
4) Samar da ramuwar zafin jiki da ƙimar ma'aunin zafi da aikin ƙididdige raɓa mai inganci;
5) Ana iya nitsewa cikin ruwa don aunawa saboda fasahar CMOSensTM.