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EVDL-10A Quartz Oscillator Vacuum Gauge

ʻO ka wehewehe pōkole:

ʻO ka EVDL-10A quartz vacuum mika he mika mīkini me ka quartz crystal oscillator e like me ka sensor.He laulā ākea a me ka pololei kiʻekiʻe.Aia i loko o ka pahu ho'oma'ema'e kahi ho'oponopono a me ka 'āpana ho'omalu, a 'o ka paipu kikoho'e o ka 'āpana ho'omalu e hō'ike ana i ka waiwai pa'i.


Huahana Huahana

Huahana Huahana

1.Nānā huahana

ʻO ka EVDL-10A quartz vacuum mika he mika mīkini me ka quartz crystal oscillator e like me ka sensor.He laulā ākea a me ka pololei kiʻekiʻe.Aia i loko o ka pahu ho'oma'ema'e kahi ho'oponopono a me ka 'āpana ho'omalu, a 'o ka paipu kikoho'e o ka 'āpana ho'omalu e hō'ike ana i ka waiwai pa'i.

2. Nā kikoʻī loea

1. Ana ana: 5×10-1-105Pa

2. Mana Mana: AC 220V,50Hz

3. KA MANA:7W

4. Ka nui Chassis:180mm×80mm×200mm(L*W*D)

5. Ka lōʻihi o ke kaula 2m

3.Ke kumu hana

ʻO ka EVDL-10A quartz vacuum mika he mika mīkini i hana ʻia e ka hoʻohana ʻana i nā hiʻohiʻona o ka quartz crystal oscillator resonance impedance a me ke kaomi kinoea.ʻO ka quartz crystal oscillator ma EVDL-10A quartz vacuum gauge ʻaʻole ia he ʻāpana o ka oscillator, akā he mea ʻike no ke ana ʻana i ke kaomi kinoea.Hoʻokomo ʻia ʻo Quartz crystal oscillator i loko o ka pūpū alumini e hana i ka paipu ana me ke anawaena o 15.5mm, hiki ke hoʻokomo ʻia i loko o ka ʻōnaehana ma o ka interface.Hōʻike ʻia ke ana kaapuni o ka resonance impedance ma ke Kiʻi 1:

Kiʻi 1 Resonant impedance ana kaapuni

 

Ka hoʻopaneʻe ʻana o Z= V AB

VABʻo ia ka voltage ma luna o ke aniani

ʻO wau ke au e kahe ana ma ke aniani

Ke kahe nei au ma waena o ka resistor R i ka moʻo me ka aniani, a ʻo ka volta ma ka pale pale ʻo VBD

∴ I = V BD

Z=V AB R

VABua like ia me ka volta V0ma waena o AC, ua like ka VBD me ka volta V1ma waena o DC, a hiki ke helu ʻia ka impedance mai ke ana V0, V1a me nā waiwai kū'ē.Hoʻololi ka microcomputer single-chip i ka impedance i kahi kaomi, a hōʻike ka paipu kikohoʻe i ka waiwai kaomi.

4. Nā hiʻohiʻona o ka quartz vacuum gauge

 

Hōʻike ʻia ka quartz vacuum meter e ka leo sensor liʻiliʻi.ʻO 3.2mm × 1.5mm × 0.8mm ka nui haʻalulu aniani o EVDL-10A quartz vacuum mika.Ma kēia ʻano, ma waho aʻe o ke ana ʻana i ke kaomi kinoea e like me nā mika ʻē aʻe, hiki i ka mīkini mīkini ke ana i ke kaomi kinoea o kahi leo liʻiliʻi, e like me kahi mea i hoʻopaʻa ʻia he 1cm3 nui, a ʻike i ka mokuʻāina paʻa.

5.EVDL-10A Quartz mīkini hoʻonohonoho ʻana

 

Hōʻike ʻia ka hoʻokomo ʻana o ka EVDL-10A quartz vacuum gauge ma ke Kiʻi 2:

Hoʻokomo ʻia ka quartz crystal oscillator a me ke kaapuni oscillating i ka probe.Hoʻokomo ʻia ke kaula alakaʻi i loko o ke kumu o ka ʻaoʻao hope o ka ʻāpana hoʻomalu ma o kahi plug 5-pin, a ua hoʻokomo ʻia ka paipu me ke anawaena o ka probe Φ15.5 i loko o ka ʻōnaehana vacuum.E hoʻopaʻa i ke kaula mana i loko o ke kumu hope o ka ʻāpana hoʻomalu a hoʻopili i kekahi ʻaoʻao i kahi puka mana.Pono e loa'a i ka puka mana he uwea kumu no ka ho'opa'a 'ana i ka chassis unit mana.E ho'ā i ka hoʻololi mana a hōʻike ka pahu kikohoʻe mana i ka waiwai kaomi.ʻO ka hōʻike ʻana o ka paipu kikohoʻe 3.2 E 2 ʻo ia ka 3.2×102Pa ka waiwai kaomi.

6.Quartz vacuum gauge calibration

 

Ke hoʻololi ka mahana ambient, pono e calibrated ka EVDL-10A penei:

1. Hoʻololi i ka helu Zero: Ma hope o ka paʻa ʻana o ka mīkini no ka hapalua hola, i ka emi ʻana o ke kaomi ma mua o 10-3Pa, e kaomi i ke pihi ma ka lua zero o ka ʻaoʻao mua o ka ʻāpana mana me ka screwdriver e hoʻokuʻu ai.Inā ʻaʻole hiki i ka ʻōnaehana vacuum i 10-3Pa, ʻaʻole hiki ke paʻi ʻia ke pihi zero.

2. Hoʻoponopono lewa: E hōʻike i ka lewa i ka hoʻoponopono, e kaomi i ke pihi ma ka lua o ka lewa o ka papa mua o ka mana mana me ka screwdriver e hoʻokuʻu.

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