Bambanci matsa lamba ma'auni: da manufa na mataki daban da kuma iri iri. Yadda za a zabi wani bambanci manometer

A matsa lamba a gaseous da ruwa kafofin watsa labarai daga cikin mafi muhimmanci sigogi, da ji na abin da ake bukata domin gyaran sadarwa da kuma aiki da tsarin. Operable abubuwa sun hada da daban-daban tace, piping tsarin, na'urorin don motsa jiki da kuma samun iska. Amfani da wani bambanci matsa lamba ma'auni, da mai amfani da bayyana ba kawai da halaye na yanzu matsa lamba, amma kuma shi ne iya kama da bambanci tsakanin tsauri yi. Ilimi na wadannan data facilitates monitoring na tsarin kuma qara AMINCI aiki. Bugu da kari, bambanci matsa lamba gauges amfani ga aunawa ruwa ya kwarara, gas, ko matsa iska.

manufa na aiki

A mafi gauges fasahar ma'anar da kuma bayanan lissafi dangane da nakasawa matakai a takamaiman raka'a ji, kamar mai bellows. Wannan kashi hidima nuna alama hankula matsa lamba bambancin. Kuma wani bambanci naúrar zama matsa lamba transducer yi - mai amfani na'am da bayanai a cikin nau'i na akan na kibiya a kan kayan aiki. Bugu da kari, data za a iya gabatar a Pascals, rufe dukan ma'auni kewayo. Wannan hanya na nuna bayanai, misali, bayar da wani bambanci manometer Testo 510 cewa a cikin ji aiwatar gusar da bukatar rike da shi a hannunsa, saboda raya na na'urar suna da musamman maganadiso.

The inji na'urorin matsayin babban nuna alama daga cikin wuri na kibiya ne sarrafawa da wani liba tsarin. Pointer motsi faruwa har da lokacin da hawa da sauka a cikin tsarin ba zai gushe shafi wani ƙarfi. A classic misali na wannan tsarin ya nuna a bambanci manometer DM 3538M jerin cewa samar da gwargwado canji Delta (bambanci matsa lamba) da kuma bayar da sakamakon da sadarwarka matsayin hadade sigina.

rarrabuwa

Ba haduwar aiwatar matsa lamba ji, cikin halaye na aiki kafofin watsa labarai da kuma kara hira, akwai da dama bambance-bambancen karatu na bambanci matsa lamba ga aiki a yanayi daban-daban. Af, bambanci matsa lamba, wanda shine aiki manufa ta zane da aka fi mayar da m by your na'urar da aka mayar da hankali a kan yiwuwar ake ji a cikin wani musamman yanayi - Saboda haka wannan ne yake aikata da kuma rarrabuwa. Saboda haka, masana'antun da wadannan model:

• Group ruwa bambanci matsa lamba gauges, wanda ya hada da na taso kan ruwa, kararrawa, bututu da kuma zobe gyare-gyare. Sun ji aiwatar daukan wuri a kan tushen da yi ruwa shafi.
• Digital bambanci matsa lamba gauges. Ya dauki mafi aikin, domin sun samar da ikon gwada ba kawai halaye na da matsa lamba maniyyi, amma kuma gudun da matsa iska gudana, Manuniya na zafi da kuma yawan zafin jiki. A shahararren wakilin wannan kungiya ne a bambanci matsa lamba ma'auni imagers daga Testo, wanda aka kuma yi amfani da tsarin na muhalli saka idanu, a iska da kuma muhalli da karatu.
• Category inji na'urorin. Wannan bellows kuma diaphragm version samar da ji da sa idanu da halaye na matsa lamba m kashi.

Biyu-bututu model

Wadannan kayan ana amfani da su auna da matsa lamba Manuniya da kuma kayyade bambancin therebetween. Wannan na'urar da bayyane matakin, wanda shi ne yawanci a U-dimbin yawa form. By irin wannan tsari ne mai bambanci matsa lamba ma'auni shigarwa na biyu juna tsaye shambura wanda ake gyarawa a kan wani katako, ko kuma ƙarfe tushe. Yana da wani m bangaren na na'urar da farantin da sikelin. A shirye-shiryen da ji tube cika da aiki matsakaici.

Bugu da ari, daya daga cikin bututu, ciyar da daukar matsa lamba. Lokaci guda, na biyu bututu na Magana da yanayi. A lokacin da ji na Delta, duka auna matsa lamba tube gwada. A biyu-tube bambanci matsa lamba ma'auni tare da wani ruwa cika da ake amfani da su domin auna da injin Manuniya, matsa lamba da ba lalatattu gas da kuma iska yanayin.

monotube model

Monotube bambanci matsa lamba gauges yawanci amfani, idan ya cancanta a samu high daidaituwa sakamakon. A irin wannan na'urorin, shi ya shafi wani jirgin ruwa, wanda abubuwa a kan matsa lamba tare da most coefficient. Kawai bututu da ake gyarawa zuwa farantin da sikelin nuna bambanci data, da kuma Magana da yanayin da. A lokacin da matsa lamba drop ji shi interacts tare da karami matsa lamba. Aiki matsakaici aka zuba a cikin wani bambanci matsa lamba ma'auni ga zance har sifili ne kai.

A karkashin matsin lamba a wasu rabo daga cikin ruwa gudana a cikin tube daga jirgin ruwa. Tun da girma na aiki m cewa ya koma cikin aunawa tube, yayi dace da girma janye daga jirgin ruwa, guda-tube manometer hada da aunawa da tsawo na wani ruwa shafi. A wasu kalmomin, da rage ji kuskure. Duk da haka, da irin wannan na'urorin ba free daga drawbacks.

Sabawa daga mafi kyau duka dabi'u iya zama saboda thermal fadada aka gyara a cikin aunawa kayan aiki, da aiki matsakaici yawa da kuma wasu kurakurai, wanda, duk da haka, suna da halayyar dukan jinsin matsin sauya. Alal misali, a dijital bambanci matsa lamba har ma da gyare-gyare ga sigogi na yawa da kuma yawan zafin jiki coefficients ma yana da wasu kuskure bakin kofa.

diaphragm bambanci matsa lamba ma'auni

Babban subtype inji bambanci matsa lamba, wanda kuma zuwa kashi na'urorin da ƙarfe da nonmetallic ma'auni abubuwa. A na'urori tare da wani lebur karfe diaphragm lissafin su ne bisa kam deflection halaye a cikin ma'auni bangaren. Common da bambanci matsa lamba, cikinsa da membrane abubuwa a matsayin wani bangare na rabuwa da bẽnãye. A lokacin nakasawa na dauki karfi ne kafa wata cylindrical helical spring dakatar da ma'auni kashi. Tun da akwai wani kwatanta biyu daban-daban matsa lamba dabi'u.

Har ila yau, wasu gyare-gyare na membrane na'urorin aka bayar tare da daya-hanyar kariya daga daukan hotuna - Wannan zane yanayin ba su da za a yi amfani da aunawa da yi na overpressure. Duk da aiki da lantarki a aiwatar da metrological masana'antu a matsayin dukan, diaphragm gauges kasance a bukatar da ko da ba makawa a wasu yankunan. Alal misali, high-tech bambanci manometer DMC 01M dijital type, duk da ergonomics da high daidaituwa, yana da gazawar a kan amfani a karkashin yanayi a cikinsa da membrane za a iya sarrafa na'urori.

bellows version

A cikin irin wannan model, da ma'auni kashi ne a corrugated akwatin daga karfe, cikakken helical spring. na'urar jirgin sama ne zuwa kashi biyu sassa bellows. A mafi girma tasiri na matsa lamba da dama a kan kamara waje na bellows, kuma mafi karami - a ciki rami. A sakamakon sojojin da daban-daban matsin lamba haska ya nàkasasshē daidai da darajar gwargwado ga so adadi. Wannan ne classic bambanci matsa lamba gauges, da nuna sakamakon ma'aunai da kibiya a kan kira na sauri. Amma akwai sauran mambobi na wannan iyali.

Sauran inji version

Kadan na kowa annular, iyo kararrawa da bambanci matsa lamba ma'auni na'urar. Ko da yake akwai gwada da m besshkalnye da rikodi model, kazalika da na'urori tare da lamba lantarki na'urorin. Data canja wurin su sake bayar da mugun ta wutar lantarki, ko kuma ta hanyar pneumatics. Domin sanin kwaikwayon na kashe kudi a kan tushen da canji bambance-bambance ma nuna inji na'urorin tare da rungumar kuma hadawa tarawa.

Digital bambanci matsa lamba gauges

Na'urorin na irin wannan, sai a ainihin ayyuka na aunawa da bambanci a matsa lamba iya sanin tsauri yi yanayin. Irin wannan kida ana sanya markings DMC-01M. Digital bambanci matsa lamba ma'auni, musamman, amfani da iko da samun iska tsarin, masana'antu da wuraren, damar yin lissafi sigogi na gas amfani, shan la'akari da yawan zafin jiki da sabawa, kazalika da ci gaba da mai rikodin na talakawan kudin da auna matsayi. A na'ura da aka bayar tare da wani microprocessor cewa ta atomatik kula da records na ji da kuma jari na gas flue bayanai. All samu bayani a kan ci gaban da aka nuna.

Yabo don zabar wani

Ma'amaloli da matsa lamba Manuniya bukatar wani abin dogara na'ura, a daidai iyakar aiki yanayi. A wannan batun, yana da muhimmanci ga yanke shawara a kan wani jerin ayyuka da za a yi da na'urar. Alal misali, bambanci matsa lamba Testo 510 ne iya samar da cikakken karatu tare da zazzabi diyya da kuma samar da bayanai a kan dijital nuni. A wasu lokuta, a yi sigina model, don haka ya kamata ka yi la'akari da samuwar wannan zaɓi.

Domin matsakaicin gaba inganci data zama dole kwatanta da halaye na na'ura tare da yiwuwar aiki a wani musamman aiki yanayi. Ba dukkan na'urorin za a iya amfani da oxygen, ammonia da freon atmospheres. A kalla sosai, su zama low daidaito.