差壓變送器工作原理:被測介質(zhì)的兩種壓力通入高、低兩壓力室,作用在δ元件的兩側(cè)隔離膜片上,通過隔離片和元件內(nèi)的填充液傳送到測量膜片兩側(cè)。測量膜片與兩側(cè)絕緣片上的電極各組成一個(gè)電容器。 當(dāng)兩側(cè)壓力不一致時(shí),致使測量膜片產(chǎn)生位移,其位移量和壓力差成正比,故兩側(cè)電容量就不等,通過振蕩和解調(diào)環(huán)節(jié). ABB壓力變送器 266HSHESBB7L9TB |
ABB壓力變送器 266HSHGSBB7L9TB |
ABB壓力變送器 266HSHPSBB1L1TB |
ABB壓力變送器266HSHVSBB1L1TB |
ABB壓力變送器 266HSHSBB1L1TB |
ABB壓力變送器 266DSbbbbA1A3L1TB |
ABB壓力變送器 266DSHBSHA1A7L9B1TB |
ABB壓力變送器 266DSHESSA1A7L9B1TB |
ABB壓力變送器 266DSHFSSA1A7L9B1TB |
ABB壓力變送器 266DSHGSSA1A7L9B1TB |
ABB壓力變送器 266HSHHSBA7L9TB |
ABB壓力變送器 266HSHESBA7L9TB |
ABB壓力變送器 266DSHHSSA1A7L9B1TB |
ABB壓力變送器 266DSHPSSA1A1L1TB |
ABB壓力變送器266DSHMSSA1A7EZLSTB |
ABB差壓變送器 |
ABB差壓變送器266DSbbbbA1A7LSB1TB |
ABB差壓變送器266DSHBSHA1A7LSB1TB |
ABB差壓變送器266DSHESHA1A7LSB1TB |
ABB差壓變送器266DSHFSHA1A7LSB1TB |
ABB差壓變送器266DSHHSHA1A7LSB1TB |
ABB差壓變送器266DSHMSHA1A7LSB1TB |
ABB差壓變送器266DSHPSHA1A7LSB1TB |
ABB差壓變送器266DSHQSHA1A7LSB1TB |
ABB差壓變送器266DSHSSHA1A7LSB1TB |
ABB差壓變送器266DSHESSAIA7LSTBCG1 |
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