Babban fasali:

• Matsayin juriya har zuwa 1018Ω
• Yanzu auna kewayon 10aA - 20mA
• Minimum halin yanzu range shigarwa karshen matsin lamba raguwa <20μV
• 200TΩ shigarwa impedance
• <3fA m halin yanzu
• gwajin kudin 425 rdgs / s
• hayaniya 0.75fA p-p
• Ginin ± 1kV ƙarfin lantarki tushen
• Musamman High juriya auna ƙarfin lantarki feedback hanyar
• Zaɓin plugin-scan katin

Performance nuna alama

Semi-rack 6517B electrostatic mita / high resistor mita yana da musamman low halin yanzu shigarwa amplifier, shi shigarwa bias halin yanzu <3fA, amo ne kawai 0.75fA p-p (peak-peak), shigarwa karshen matsin lamba raguwa <20μV. Don nauyin kewaye kusa da dacewa, shigar da juriya don auna ƙarfin lantarki da juriya shine 200TΩ. Wadannan alamun aiki suna tabbatar da daidaito da hankali da ake buƙata don auna ƙarancin ƙarfin lantarki da ƙarancin juriya, juriya da caji a fannonin bincike kamar ilimin lissafi, gani, nanotechnology da kimiyyar kayan aiki. ± 1kV tushen ƙarfin lantarki da aka gina yana da damar bincike don sauƙaƙe gwajin kwarara, gwajin ƙarfin lantarki da gwajin juriya, da ma'auni na juriya ta jiki (Ω-cm) da juriya ta farfajiyar (Ω / murabba'in).

Wide madaidaicin kewayon

6517B nau'in electrostatic mita / high resistor mita yana da cikakken atomatik sikelin da ya wuce halin yanzu, juriya, ƙarfin lantarki da kuma caji ma'auni cikakken sikelin:
• Yanzu auna kewayon: 10aA - 20mA
• ƙarfin lantarki ma'auni kewayon: 1μV - 200V
• juriya auna kewayon: 1Ω - 1018Ω
• Charge auna kewayon: 1fC - 2μC

Ingantaccen ma'auni na high sensitivity

Yawancin aikace-aikacen gwaji suna buƙatar auna juriya (juriya ta farfajiyar da juriya ta jiki) a cikin kayan matakin. Hanyar aunawa ta gargajiya ita ce sanya ƙarfin lantarki mai girma ga samfurin, auna halin yanzu da ke gudana ta hanyar samfurin, sannan kuma lissafa juriya ta amfani da Dokar Ohm (R = V / I). Kodayake kayan da na'urori masu tsayayya suna samar da ƙananan wutar lantarki, yana da wuya a yi ma'auni daidai, ana iya yin nasarar yin wannan ma'auni ta amfani da Gizli Electrostatic da Pian.

Ko da yana amfani da kayan aiki masu daidaito, halin yanzu na baya na kayan yana sa yin daidai ma'auni ya zama da wuya. Saboda electrostatic tasiri, capacitive tasiri da kuma polarization tasiri, kayan rufi, polymers da filastik yawanci nuna halin yanzu. Wadannan halin yanzu yawanci daidai ne ko mafi girma fiye da halin yanzu da aka samar ta hanyar amfani da ƙarfin lantarki. A cikin waɗannan lokuta, sakamakon ma'auninsa sau da yawa ba shi da kwanciyar hankali, yana haifar da ƙimar juriya mara daidaito ko karatun juriya ko ma da ƙimar da ba daidai ba. An tsara Gisli 6517B Electrostatic / High Resistance Meter don magance waɗannan matsalolin da kuma samar da daidaitaccen, maimaitawa da daidaitaccen ma'auni ga kayan da abubuwa daban-daban, musamman idan aka yi amfani da shi tare da samfurin gwajin juriya na 8009.

Canza polar hanyar

6517B irin electrostatic gauge / high block mita ta amfani da canji electrode hanyar, a zahiri kawar da baya halin yanzu na samfurin. Kuma cire mataki na farko da na biyu na yanzu na bango. Hanyar canzawa ta lantarki tana amfani da ƙarfin lantarki mai kyau, sa'an nan kuma ana auna halin yanzu bayan ƙayyade jinkirin (lokacin aunawa). Sa'an nan, canza ƙarfin lantarki polarity, ta amfani da wannan jinkiri, sake auna halin yanzu. Maimaita wannan tsari ci gaba da lissafa juriya bisa ga matsakaicin matsakaicin nauyi na sakamakon ma'auni na yanzu guda 4. Ga mafi yawan kayan, ta hanyar juyawa bakwai (watau kawar da karatu uku na farko), wannan hanyar yawanci tana haifar da sakamakon auna juriya (ko ƙimar juriya) wanda zai iya maimaitawa sosai. Misali, ta amfani da maimaitawa na 0.3% na nau'in gwajin 8009, za a iya auna samfurin kayan 1014Ω-cm mai kauri na 1mm tare da yanzu na baya a ƙasa da 200fA a cikin gwajin gwajin dakika 15.

Sauki ayyuka kamar Digital Multi-Tables

6517B nau'in electrostatic mita / high resistor mita yana amfani da irin wannan sauki aiki kamar na dijital multi-amfani mita, za a iya sarrafa juriya ma'auni da sauran mahimman ayyuka ta hanyar gaba panel, amfani da guda button. Hakanan ana iya aiwatar da sarrafawa ta hanyar haɗin IEEE-488 da aka gina, don haka ana iya shirya duk ayyukan ta hanyar bas ta amfani da mai sarrafa kwamfuta.

High juriya auna

Yawancin halaye da damar matattarar electrostatic / matattarar high resistance na 6517B yana taimakawa wajen tabbatar da daidaito don aikace-aikacen ma'auni na high resistance. Misali, tushen ƙarfin lantarki da aka gina yana sauƙaƙe ƙayyade dangantaka tsakanin juriya na mai rufi da matakan ƙarfin lantarki da aka yi amfani da su. Har ila yau, yana da kyau don ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdigar ƙididdi

Temperature da kuma zafi Test

Zafi da zafi na iya shafar ƙimar juriya na kayan. Don taimaka maka daidai kwatanta karantawa da aka auna a yanayi daban-daban, 6517B Type Static Meter / High Resistance Meter yana ba da ginin K-Type Thermocouple da kuma wani zaɓi 6517-RH Type dangi zafi bincike. Tsarin ajiyar bayanan da aka gina yana ba da damar rikodin da kira karatu tare da lokaci, zafin jiki da kuma zafi na dangi.

Accessories fadada ma'auni ikon

Tare da daban-daban na'urori masu zaɓi, ana iya faɗaɗa aikace-aikacen 6517B na electrostatic / high-resistance mita da inganta aikinsa.

Scan katin. Ta amfani da katin bincike biyu, za a iya sauƙaƙe binciken siginar da yawa. Kowane katin za a iya shigar da ramummuka a baya panel na kayan aiki. 6521 katin bincike yana ba da 10 low matakin halin yanzu bincike tashoshi. 6522 irin katin bincike samar da 10 high impedance ƙarfin lantarki canza ko low halin yanzu canza tashoshi.

Gwajin kayan aiki. 8009 irin juriya jigilar ne mai kariya gwaji jigilar don auna jiki juriya da kuma nuna juriya jigilar samfurin kayan. Ya haɗa da bakin karfe lantarki da aka gina bisa ga ASTM. An riga an tsara girman lantarkin lantarki na kayan aiki a cikin nau'in 6517B na electrostatic / high-resistance mita, don haka ba tare da buƙatar lissafin adadin darajar ba, za a iya shigar da hannu daga baya. Wannan kayan haɗin an tsara shi ne don kare masu amfani daga haɗuwa da ƙarfin lantarki mai haɗari - ta atomatik buɗe rufin haɗi da kashe fitarwar tushen ƙarfin lantarki na Type 6517B Static Meter / High Block Meter.

aikace-aikace

6517B Type Electrostatic / High Impedance Meter yana da kyau don auna ƙananan ƙarfin lantarki da ƙananan ƙarfin lantarki, juriya da caji a fannonin bincike kamar lissafi, gani, nanotechnology da kimiyyar kayan aiki. Rashin ƙarancin ƙarfin lantarki yana da kyau don auna ƙwayoyin hasken rana, kuma tushen ƙarfin lantarki da ƙarancin ƙwarewar yanzu ya sa ya zama mafita don auna ƙarancin ƙwarewa kamar nanowires na polymer. Babban sauri da sauƙin amfani ya sa ya zama kyakkyawan zaɓi don aikace-aikacen kula da inganci, injiniyan samfur, da gwajin samarwa, gami da kwarara, karya, da gwajin juriya. Amfani da hanyar juyawa na ƙarfin lantarki na 6517B-type electrostatic / high resistivity mita, ana iya inganta ƙididdigar juriya ta jiki da ƙididdigar juriya ta farfajiyar kayan rufi sosai. 6517B Electrostatic Meter / High Block Meter kuma yana da kyau don aikace-aikacen lantarki kamar ion selective electrodes da ma'auni na pH, baturi mai gudanarwa da kuma ƙididdigar ƙarfi.

Inganta nau'in 6517B electrostatic mita / high-hana mita

6517B Electrostatic Meter / High Resistance Meter shine samfurin haɓaka don maye gurbin kayan aikin 6517A da aka ƙaddamar a 1996. Aikace-aikacen software da aka gina don kayan aikin nau'in 6517A ta amfani da umarnin SCPI ana iya amfani da su ba tare da wani gyare-gyare ba tare da nau'in 6517B na electrostatic / high-blocking mita. Koyaya, an yi wasu kyawawan abubuwa a cikin 6517B na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki na lantarki. Cache na ƙwaƙwalwar ajiya na batir ciki yana adana karatu har zuwa 50,000, yana ba masu amfani damar yin rikodin sakamakon gwajin na dogon lokaci da adana ƙarin bayanai da suka shafi karatu. Sabuwar kayan aikin kuma yana ba da saurin karantawa (425 karantawa / s) don ajiyar ajiyar ajiyar ajiya ta waje (400 karantawa / s) ta hanyar bas na IEEE.