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Industrial Nsuo a Wɔhwɛ so: Level Switches a Wɔpaw ma Treatment Plants & Reservoirs

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Industrial Nsuo a Wɔhwɛ so: Level Switches a Wɔpaw ma Treatment Plants & Reservoirs

Mfiridwuma mu nsu nhyehyɛe hwehwɛ nnwinnade a ɛyɛ den na ɛyɛ pɛpɛɛpɛ a ebetumi ayɛ adwuma wɔ mmeae a ɛyɛ den a ɛremma ahobammɔ anaa adwumayɛ mu mmɔdenbɔ nsɛe. Mfiridwuma mu nsu sohwɛ a ɛfata a wɔbɛpaw level switch  yɛ gyinaesi a ɛho hia ma mfiridwumayɛfo ne adetɔ akuw a wɔyɛ adwuma wɔ mmeae a wɔde nsu gu, mmeae a wɔde pɔmpɛ gu, ne nsukorabea ahorow. Wɔ Bluefin Sensor Technologies Limited no, yɛyɛ yɛn ho titiriw wɔ nhyehyɛe ne yɛyɛ level-sensor ne float-switch ano aduru a wotumi de ho to so a ɛne nnwuma gyinapɛn a ɛyɛ den sen biara hyia, na yɛhwɛ hu sɛ ɛyɛ adwuma daa wɔ nkurow akɛse ne mfiridwuma mu nsu a wɔde di dwuma mu.

 

Nea mfiridwuma mu nhyehyɛe ahorow hwehwɛ fi level switch mu

Wɔasi mfiridwuma mu nsu ho nhyehyɛe de asom nnipa ne nnwuma ɔpepem pii. Sɛ wɔtwa nneɛma a wɔde ma mu, nsu a ɛboro so, anaasɛ pɔmpɛ no di huammɔ biara a, ebetumi ama wɔagyae adwumayɛ a ɛho ka yɛ den, asotwe a wɔde ma wɔ mmara mu, anaasɛ ahobammɔ ho haw ahorow aba. Level switch yɛ nea ɛboro on/off device a ɛnyɛ den kɛkɛ — ɛyɛ ahobammɔ afiri a ɛsɛ sɛ egyina adwumayɛ a ɛkɔ so ano na ɛma data a wotumi de ho to so ma adwumayɛbea adwumayɛfo.

Uptime a ɛkɔ so, suban a ɛnyɛ huammɔdi, redundancy, akyirikyiri hwɛ

Wɔ nsukorabea ne mmeae a wɔde sa yare ho no, wɔhwɛ kwan sɛ level switches bɛyɛ adwuma dɔnhwerew ne anadwo a wonsiesie no pii. Fail-safe design ho hia — a ɛkyerɛ sɛ ɛsɛ sɛ switch no kanyan alarm anaa backup systems sɛ mfomso bi si a. Redundancy yɛ ahwehwɛde titiriw foforo. Mpɛn pii no, wɔde dual float high ne low level switch configurations di dwuma de yɛ ahobammɔ layers a ɛka bom, na ɛmma pɔmpɛ ahorow no ntumi nkɔ dry anaasɛ nhyɛ tank mu ma dodo. Nkɔanim no, adwumayɛbea ahorow nso hwehwɛ sɛ wotumi hwɛ akyirikyiri, na ɛma SCADA nhyehyɛe ahorow no tumi da tebea horow a ɛwɔ soro adi wɔ bere ankasa mu na ɛma wotumi siesie nneɛma a wɔahyɛ ho nkɔm.

Nneɛma a wɔtaa de di dwuma: nsukorabea, abantenten, mmeae a wɔyɛ nsu ho adwuma

Nsuo a wɔde yɛ adwuma no de wɔn ho to nsuo dodoɔ a wɔhwɛ so pɛpɛɛpɛ wɔ akwan ahodoɔ so, ɛfiri nsuo a wɔde gu mu so kɔsi nsuo a wɔde gu mu so. Nsukorabea ne nsu abantenten a mpɛn pii no wim tebea a ɛtra so wɔ abɔnten no hwehwɛ sɛ wɔde switch a ɛyɛ den a ɛko tia UV, efĩ, ne nsu tebea a ɛsakrasakra. Wɔ emu biara mu no, industrial-grade level switch hwɛ hu sɛ pɔmpɛ, valve, ne alarm ahorow yɛ adwuma wɔ bere a ɛfata mu, na ɛbɔ nneɛma a wɔde yɛ adwuma ne nsu pa nyinaa ho ban.

 

Level switch ahorow a wɔde di dwuma wɔ mfiridwuma mu: mfaso & ɔhaw ahorow

Mfiridwuma mu adetɔfo wɔ level switch mfiridwuma ahorow a wobetumi apaw bi. Paw no gyina tank no tebea, control ahwehwɛde, ne nkabom ahiade so.

Float (point) switches — ɛnyɛ den, ɛyɛ den, ɛho ka sua

Float switches da so ara yɛ ano aduru a wotumi de ho to so sen biara a wɔde hwɛ mfiridwuma mu nsu so no mu biako. Wɔnam mfiri so yɛ adwuma denam nsu no ani a wɔforo anaasɛ wɔhwe ase so, na ɛma switch bi yɛ adwuma wɔ mmeae a wɔahyɛ ato hɔ. Sɛnea ɛyɛ mmerɛw no ma ɛho ka sua, ɛnyɛ den sɛ wɔde besisi hɔ, na ɛfata ma nsukorabea a wɔabue ne nsukorabea a wɔato mu nyinaa. Top mount water tank level switch designs abu so titiriw, efisɛ ɛma ɛyɛ tẽẽ sɛ wɔde besisi hɔ na wɔde wiring kakraa bi na ɛyɛ. Bere a nsu a ɛsensɛn nsu mu no kyɛ no, ebia ebehia sɛ wɔhohoro ho wɔ nsukorabea a ɛyɛ mmerɛw sɛ nsu a ɛyɛ fĩ anaa biofilm bɛboaboa ano mu.

Electronic (capacitance, conductivity, ultrasonic, radar) — bere a ɛkɔ so anaasɛ ɛnyɛ nkitahodi nkate ho hia

Ɛlektrɔnik level switches ma wonya akwan a ɛkɔ akyiri a wɔfa so susuw nneɛma. Capacitance ne conductivity models yɛ adwuma yiye ma conductive nsu, bere a ultrasonic ne radar sensors yɛ papa ma non-contact applications wɔ baabi a efĩ, foam, anaa nnuru a ano yɛ den ho asɛm. Saa mfiridwuma yi de level data a ɛkɔ so ma, ɛnyɛ on/off signals nko, a ɛsom bo kɛse ma adwumayɛfo a wɔreyɛ SCADA-controlled processes. Nea enye wɔ ho ne ɛka a ɛkɔ soro ne hia a ehia sɛ wɔde si hɔ titiriw na wɔyɛ no calibration, nanso wɔ nneɛma a ɛho hia te sɛ nnuru a wɔde sie nsukorabea mu no, wɔtaa gyina hɔ ma ano aduru a eye sen biara a ɛbɛkyɛ.

Pressure/diaphragm switches a wɔde yɛ tank a wɔasie anaasɛ akyirikyiri hwɛ

Wɔ dwumadie a ɛyɛ den sɛ wobɛkɔ hɔ tẽẽ — te sɛ asase ase akoraeɛ anaa akyirikyiri akoraeɛ nsuo — nhyɛsoɔ anaa diaphragm switches bɛtumi ayɛ ɔkwan pa. Wɔnam nsu mu nhyɛso so te nsu dodow nka wɔ ɔkwan a ɛnteɛ so, na ɛma wotumi yɛ nneɛma pii wɔ mmeae a emu yɛ den. Saa kwan yi ma mfiri afã horow a ɛwɔ tank no mu no so tew na ɛtew efĩ a ɛbɛkɔ so no so. Nanso, calibration to fluid density ho hia, na wɔtaa de ano aduru a egyina nhyɛso so di dwuma sɛ layered monitoring strategy no fã.

 Level Switch a Wɔde Sesa

Specing ma nnuru a ɛne ne ho hyia, adansedi nkrataa & nneɛma a atwa yɛn ho ahyia

Ɛsɛ sɛ mfiridwuma mu adetɔfo kɔ akyiri sen switch type titiriw no na wosusuw tebea pɔtee a ɛwɔ beae a wɔde besisi no ho. Nneɛma a wɔpaw ne adansedi gyinapɛn ahorow di dwuma kɛse wɔ hwɛ a wɔhwɛ ma wɔyɛ adwuma tenten na wodi ahobammɔ ho mmara so.

Nneɛma a wɔpaw (SS316 vs plastics), beae a asiane wɔ ho pene

Wɔ nsukorabea ahorow a nnuru anaa nsu a wɔayɛ ho adwuma wom fam no, sɛnea nneɛma a wɔde dannan nneɛma ne nsu a ɛwɔ mu no hyia no yɛ nea wontumi nsusuw ho. Dade a ɛnyɛ den 316 ma ɛko tia nsɛe kɛse na ɛfata ma bere tenten a wɔde bɛhyɛ mmeae a ɛyɛ basabasa. Wobetumi de plastic te sɛ PVC anaa PP adi dwuma wɔ nsuo nhyehyɛeɛ a ɛnyɛ basabasa mu a ɛka a wɔbɔ no yie yɛ adeɛ a ɛho hia. Wɔ mmeae a asiane wɔ — sɛ nhwɛso no, mmeae a wɔde sa yare a wɔde nneɛma a wɔde ka ho a ogya tumi di ho dwuma — ɛyɛ ahyɛde sɛ wɔpene so a ɛnyɛ nea ɛpae anaasɛ ahobammɔ wom ankasa de bɔ adwumayɛfo ne nneɛma a wɔde yɛ adwuma nyinaa ho ban.

IP ratings, ɔhyew, UV ne efĩ ho nsusuwii

Ɛsɛ sɛ wodi nneɛma a atwa yɛn ho ahyia nso ho dwuma. Ɛsɛ sɛ switch ahorow a wɔde ahyɛ abɔnten nsukorabea ahorow mu no gyina UV a ɛbɛda adi, ɔhyew a ɛboro so, ne nsukyenee a ebetumi aba no ano. Wɔ mmeae a nsu ase no, IP dodow a ɛkorɔn (te sɛ IP68) hwɛ hu sɛ wɔbɔ ho ban fi nsu a ɛbɛkɔ mu ho. Efĩ, atɛkyɛ, ne nsu a ɛyɛ fĩ a ɛboaboa ano yɛ nsɛnnennen a ɛkɔ so bere nyinaa wɔ nsu ho nhyehyɛe mu, enti wɔtaa pɛ switch ahorow a ɛwɔ soro a ɛyɛ torotoro na ɛnyɛ den sɛ wɔbɛhohoro ne nea wɔde kata so a ɛko tia nnua.

 

Integration ne afifide controls & pɔmpɛ ahobammɔ

Switch a ɛfata a wobɛpaw nso hwehwɛ sɛ wobɛhwɛ sɛ ebetumi ne control system a ɛtrɛw no adi nkitaho yiye. Ɛsɛ sɛ mfiridwuma mu adetɔfo de nneɛma a ɛboa nsɛnkyerɛnne ahorow pii ne nkitahodi gyinapɛn ahorow di kan.

Nsɛnkyerɛnne ahorow ne SCADA/PLC ntamgyinafo

Ɛsɛ sɛ nnɛyi mfiridwuma mu nsuo sohwɛ level switch no ne SCADA ne PLC platforms hyia. Nneɛma a wobetumi apaw no bi ne dry contacts a ɛnyɛ den ma relay control tẽẽ, 4–20 mA analog outputs ma proportional monitoring, ne digital nkitahodi a wɔde bɛka abom wɔ advanced control systems mu. Sɛ wopaw sɛnkyerɛnne kwan a ɛfata a, ɛma wohu sɛ wɔde bɛka adwumayɛbea nhyehyɛe a ɛwɔ hɔ dedaw no ho a ɛnyɛ den, na ɛtew bere a wɔde yɛ adwuma no so.

Redundancy nhyehyɛe ne alarm nhyehyɛe

Wɔ nkabom akyi no, ɛsɛ sɛ adetɔfo susuw redundancy ne alarm hierarchy ho. Ebia nhyehyɛe a wɔayɛ no yiye no bɛka switch ahorow pii a ɛwɔ tank no sorokɔ ahorow mu, na wɔahwɛ ahu sɛ wɔde nneɛma ahorow a ɛkanyan mpɔtam hɔ alarm ahorow, adwumayɛbea nyinaa alarm ahorow, ne pɔmpɛ a wɔde di dwuma ɔkwan biara so bɛka ho. Dual switch configurations — sɛ nhwɛso no, float switch a ɛkorɔn ne nea ɛba fam a wɔde ahyɛ tank biako mu — ma ahobammɔ afiri foforo, a ɛbɔ pɔmpɛ ne adekora tank nyinaa ho ban fi huammɔdi a wɔnhwɛ kwan ho.

 

Selection checklist & adetɔ ho nneyɛe pa

Esiane sɛ mfiridwuma mu nsu a wɔde di dwuma no ho hia asɛmpatrɛw adwuma nti, level switch a wɔbɛpaw na wɔatɔ no hwehwɛ sɛ wɔyɛ nhyehyɛe yiye. Ɛsɛ sɛ adetɔ akuw kɔ akyiri sen bo a wɔde toto ho na wɔhwehwɛ bere tenten adwumayɛ, ɔsom mmoa, ne asiane ho nhyehyɛe mu.

Sɔhwɛ nhyehyɛe, spare nhyehyɛe, nsiesie apam, gye a wogye sɔhwɛ

Ansa na wobɛwie adetɔ bi no, ɛyɛ papa sɛ wobɛsrɛ sɔhwɛ nhyehyɛe anaa adansedi krataa afi nea ɔyɛe no hɔ, a ɛkyerɛ sɛ wodi adwumayɛ gyinapɛn ahorow so. Spare nhyehyɛe a wɔbɛkɔ so akura mu no hwɛ hu sɛ wobetumi asesa switch ahorow a ɛho hia ntɛmntɛm wɔ tebea horow a egye ntɛmpɛ mu. Nnwumakuw pii nso ne wɔn a wɔde nneɛma ma no yɛ apam a ɛfa nsiesie ho de tua nhwehwɛmu a wɔyɛ daa, nneɛma a wɔsan siesie, ne nneɛma a wɔde besi ananmu no ho ka. Awiei koraa no, sɔhwɛ a wɔde gye tom bere a wɔde nneɛma rekɔma no boa ma wohu sɛ mfiri biara yɛ adwuma sɛnea wɔhwɛ kwan ansa na wɔde ahyɛ beae hɔ.

 

Awie

Nea ɛfata a wobɛpaw industrial water control level switch no  fa nea ɛsen mfiri a wɔbɛpaw ho — ɛfa hwɛ a wɔbɛhwɛ sɛ wɔbɛkɔ so de wɔn ho ato so ama nnwuma a ɛho hia a ɛboa mpɔtam ne nnwuma. Wɔ Bluefin Sensor Technologies Limited no, yɛde ano aduru a egyina float, ɛlɛtrɔnik, ne nhyɛso so nyinaa ma, a wɔde nneɛma a ɛyɛ den ayɛ, wɔasɔ ahwɛ sɛnea amanaman ntam gyinapɛn ahorow te, na wɔasiesie ama SCADA nkabom a ɛnyɛ den. Sɛ́ ɛyɛ atare, abantenten, anaa mmeae a wɔde yɛ nneɛma ho adwuma no, wɔayɛ yɛn switch ahorow no sɛnea ɛbɛyɛ a ebetumi agyina nneɛma a atwa yɛn ho ahyia a emu yɛ den ano na ama ayɛ adwuma a ɛnyɛ huammɔdi. Sɛ wopɛ sɛ wosua pii fa yɛn nneɛma ho anaasɛ wopɛ sɛ wobisa datasheets ne adansedi nkrataa a ɛkyerɛ sɛ yɛdi mmara so a, di yɛn ho nkɔmmɔ nnɛ.

Ɔdebɔneyɛfo a wɔagye din sen biara ne nea ɔyɛ level-sensor ne float-switch
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