Pɔmpɛ nhyehyɛe ahorow a wɔde wɔn ho to nsa a wɔde hwɛ nneɛma so no taa hyia ɔhaw ahorow a ɛsan ba: ebia pɔmpɛ ahorow befi ase akyiri dodo, agyae akyiri dodo, anaasɛ ɛbɛkɔ so ayɛ adwuma bere mpo a tank bi da mpan. Saa nsɛm yi betumi ama mfiri asɛe, ahoɔden a wɔsɛe no, ne nhyehyɛe no adwumayɛ a entumi nnyina. BI nsuo level probe sensor bɛyɛ nea ɛsom bo kɛse bere a wɔde bata programmable logic controller ho na wɔde di dwuma sɛ automated control system fã no. Sɛ́ anka egyina aniwa so nhwehwɛmu anaa nsa a wɔde sesa so no, sensor no de nsɛnkyerɛnne a wotumi de ho to so kɔ PLC no so, na ɛma nhyehyɛe no tumi fi ase anaasɛ egyae pɔmpɛ ahorow no ankasa sɛnea nsu dodow te. Saa nkabom yi boa ma wɔhwɛ nsuo a ɛyɛ den so, ɛbɔ pɔmpɛ ho ban firi mmirikatuo a ɛyɛ kusuu ho, na ɛtew sakre a ɛho nhia a ɛma nnwinnadeɛ nkwa nna yɛ tiaa no so.
Nea enti a PLC nkabom ho hia wɔ nsuo dodoɔ sohwɛ mu
Woretu afi nsaano nhwehwɛmu so akɔ mmuae a ɛyɛ adwuma ankasa so
Amanne kwan so akwan a wɔfa so hwɛ tank so no taa de wɔn ho to nsa a wɔde hwɛ ade anaasɛ mfiri a wɔde sesa nneɛma a ɛnyɛ den so. Ɛsɛ sɛ wɔn a wɔyɛ adwuma no hwɛ nsu dodow bere ne bere mu na wosi bere a wobefi ase anaasɛ wobegyae pɔmpɛ ahorow no ho gyinae. Bere a ebia saa kwan yi bɛyɛ adwuma wɔ nhyehyɛe nketewa mu no, ɛbɛyɛ nea entumi nyɛ adwuma yiye na asiane wom wɔ nnwuma akɛse a wɔkɔ so hyɛ nsukorabea ahorow mu ma na wɔma nsu no fi mu no mu.
PLC nkabom ma nhyehyɛe no tumi yɛ ho biribi ankasa wɔ nsakrae a ɛba nsu dodow mu no ho. Sɛ sensor no hu level threshold a wɔakyerɛkyerɛ mu pɛ a, PLC no gye sɛnkyerɛnne no na ntɛm ara ɛkanyan adeyɛ a ɛne no hyia no. Pɔmpɛ betumi afi ase bere a ne dodow no kɔ fam sen nea ɛba fam koraa a ahobammɔ wom na egyae bere a tank no adu baabi a wɔpɛ no.
Automation yi akyɛde a nsa a wɔde hwɛ nneɛma so de ba no fi hɔ na ɛboa ma adwumayɛ tebea horow a ɛkɔ so daa no kɔ so tra hɔ.
Sɛ́ wobesiw nsu a ɛsen, dry-run, ne pɔmpɛ sakre a wɔtaa fa so no ano
Botae titiriw biako a ɛwɔ sensor ahorow a wɔde bɛka PLC nhyehyɛe ahorow ho ne sɛ wobesiw asiane ahorow a ɛwɔ adwumayɛ mu ano. Sɛ pɔmpɛ ahorow no tu mmirika a nsu a ɛdɔɔso nni mu a, ebetumi ayɛ hyew dodo anaasɛ mfiri asɛe. Saa ara nso na sɛ nsukorabea ahorow bu a, nneɛma a ɛsom bo betumi asɛe na ahobammɔ ho asiane ahorow betumi ayɛ kɛse.
Ɛdenam sensor no a wɔde bɛka PLC ho so no, nhyehyɛe no betumi ahwɛ level points pii na ayɛ nsakrae wɔ pɔmpɛ no nneyɛe mu sɛnea ɛfata. Sɛ nhwɛso no, sɛ tank no du baabi a ɛba fam a ɛho hia a, PLC no betumi ato pɔmpɛ no mu ntɛm ara, na abɔ mfiri no ho ban afi adwumayɛ a ɛyɛ dry ho.
Automation nso boa ma wɔtew pɔmpɛ sakre a wɔtaa tu so. Nneɛma a wɔde fi ase ne nea wogyae ntɛmntɛm no betumi ahaw mfiri no afã horow na ama pɔmpɛ nkwa nna so atew. PLC logic ma adwumayɛfoɔ kwan ma wɔde delays anaa buffer zones di dwuma wɔ switching points ntam, hwɛ hu sɛ system no nneyɛeɛ kɔ so yie.
Nea enti a stable level signals ma nhyehyɛe no nkwa nna tu mpɔn
Stable level signals ma PLC no si gyinaeɛ a ɛyɛ pɛpɛɛpɛ wɔ pump dwumadie ho. Sɛ sensor nsɛnkyerɛnne sakra esiane installation a entumi nnyina anaasɛ wiring a ɛnteɛ nti a, PLC betumi akyerɛ nsakrae yi ase sɛ nsakrae ankasa wɔ level mu.
Nneɛma a wɔde hu nneɛma a wotumi de ho to so a wɔayɛ sɛ wɔmfa nni dwuma wɔ mfiridwuma mu no boa ma nsɛnkyerɛnne a ɛyɛ den kɔ so tra hɔ wɔ mmeae a ɛyɛ den mpo. Wɔde dade a ɛnyɛ den a wɔde hwehwɛ nneɛma mu ho nhyehyɛe di dwuma kɛse efisɛ ɛko tia nsɛe na ɛma ɔdan no gyina pintinn wɔ bere tenten a wɔde yɛ adwuma mu.
Bluefin Sensor Technologies Limited yɛ probe sensors a ɛbɛtumi ne monitoring systems, alarms, ne controllers ayɛ biako, na ama wɔatumi ayɛ level management ano aduru a edi mũ.
Nsuo level probe sensor nsɛnkyerɛnne bɛn na PLC betumi de adi dwuma
Sesa output ma simple high / low level control
Pɔmpɛ control nhyehyɛe pii de switch outputs a ɛnyɛ den a efi level sensors mu di dwuma. Wɔ saa nhyehyɛe yi mu no, sensor no yɛ adwuma sɛ ade a ɛkanyan. Sɛ nsuo du probe no ho a, switch no yɛ adwuma na ɛde sɛnkyerɛnne bi kɔ PLC input no so.
Wɔtaa de saa kwan yi di dwuma wɔ nsukorabea ahorow mu a tebea abien pɛ na ɛho hia: nsukorabea no hia sɛ wɔhyɛ mu ma anaasɛ nsukorabea no ayɛ ma. Afei PLC no yɛ adeyɛ a ɛfata, te sɛ pɔmpɛ no a wofi ase anaasɛ wogyae.
Switch outputs yɛ mmerɛw, wotumi de ho to so, na ɛne PLC input modules hyia kɛse.
Analog-style anaasɛ kɔ so outputs ma hwɛ trends
Nhyehyɛe ahorow bi hwehwɛ sɛ wɔhwɛ nsu dodow so kɔ akyiri sen sɛ wɔbɛhwɛ mmeae a ɛnyɛ den a wɔde sesa nneɛma. Wɔ tebea horow yi mu no, sensor ahorow betumi ama nsɛnkyerɛnne a egyina hɔ ma nsu dodow a ɛsakra wɔ beae bi.
Saa nsɛnkyerɛnne yi ma PLC no di nsakrae a ɛba wɔ level mu akyi bere nyinaa na ɛde control logic a ɛkɔ anim kɛse bua. Sɛ nhwɛso no, nhyehyɛe no betumi ayɛ nsakrae wɔ pɔmpɛ no ahoɔhare mu anaasɛ ɛbɛma alarm ahorow ayɛ adwuma ansa na adu baabi a ɛho hia.
Wɔtaa de nhwehwɛmu a ɛkɔ so di dwuma wɔ mfiridwuma mu nneɛma a ɛho hia sɛ wɔde nsu di dwuma pɛpɛɛpɛ no mu.
Paw output a ɛfata ma control botae no
Sensor output type a ɛfata a wobɛpaw no gyina nhyehyɛe no atirimpɔw so. Sɛ botae no ne sɛ wɔbɛma pɔmpɛ ayɛ adwuma na wɔadum a, ebia switch outputs no bɛdɔɔso.
Sɛ ɛsɛ sɛ nhyehyɛe no hwɛ nsakrae a ɛba nkakrankakra anaasɛ ɛne automation network ahorow a ɛtrɛw ka bom a, nsɛnkyerɛnne a ɛkɔ so no betumi ama wɔadi so yiye.
Sɛ wɔkyerɛkyerɛ control botae no mu ntɛm a, ɛboa ma wɔhwɛ hu sɛ sensor ne PLC no di nkitaho yiye.
Typical pump control logic a wɔde level probe sensor di dwuma
Mfiase a ɛba fam ne gyinabea a ɛkorɔn ntease
Akwan a wɔtaa de di dwuma no fa level thresholds abien ho. Sɛ tank no du baabi a ɛba fam a, PLC no ma pɔmpɛ no yɛ adwuma de san hyɛ tank no mu ma.
Sɛ nsu no du baabi a ɛkorɔn no pɛ a, PLC no gyae pɔmpɛ no. Saa ntease a ɛnyɛ den yi ma tank no kɔ so yɛ adwuma wɔ baabi a ahobammɔ wɔ na esiw nsu a ɛbɛboro so ano.
Dual-point alarm logic ma adwumayɛ a ahobammɔ wom
Wɔ nhyehyɛe ahorow a ɛkɔ akyiri mu no, wobetumi akyerɛkyerɛ ahwehwɛde afoforo mu. Sɛ nhwɛso no, sɛ tank no bɛn nsu a ɛbɛboro so ɛmfa ho sɛ pɔmpɛ no adum a, alarm a ɛho hia a ɛkorɔn betumi ayɛ adwuma.
Saa ara nso na alarm a ɛho hia a ɛba fam betumi ato nnwinnade mu na amma nsu a ɛnnɔɔso a ɛsɛe ade no ano.
Saa kwan a wɔfa so yɛ nneɛma a ɛwɔ ntoatoaso yi ma adwumayɛ mu ahobammɔ tu mpɔn.
Bere a ɛkyɛ anaa hysteresis a wɔde bɛka ho na ama pɔmpɛ no nkɔmmɔbɔ so atew
Nsakrae a ɛba ntɛmntɛm wɔ mmeae a wɔdannan nneɛma ho no betumi ama pɔmpɛ ahorow afi ase na agyae mpɛn pii. Wɔtaa frɛ saa tebea yi sɛ pɔmpɛ mu nkɔmmɔ.
PLC nhyehyɛe ma mfiridwumayɛfo tumi de bere a ɛkyɛ anaasɛ hysteresis ba mmeae a wɔsakra nneɛma ntam. Saa nsakrae yi boa ma nhyehyɛe no nneyɛe gyina na ɛtew pɔmpɛ kyinhyia a ɛho nhia so.
Sɛnea wɔde sensor no bɛka PLC input fã no ho
Mfitiaseɛ wiring kwan fi sensor kɔ PLC
Sensor wiring no taa di nkitaho ne PLC input module no denam sɛnkyerɛnne kwan a wɔakyerɛkyerɛ mu so. Sensor no hu nsuo dodoɔ na ɛde sɛnkyerɛnne bi fa output wire no so kɔ PLC input terminal no so.
Sɛ PLC no nya sɛnkyerɛnne no wie a, ɛyɛ programd logic a ɛhwɛ pɔmpɛ dwumadie so no.
Wiring a ɛteɛ hwɛ hu sɛ sɛnkyerɛnne no du PLC no ho a biribiara ntwitware anaasɛ ɛhwere.
Tumi a wɔde ma, common ground, ne input a ɛne ne ho hyia
Ɛho hia sɛ anyinam ahoɔden a ɛne ne ho hyia bere a wɔde sensor ahorow rebata PLC nhyehyɛe ahorow ho no. Ɛsɛ sɛ ahoɔden a sensor no de di dwuma no ne afiri no ahwehwɛde hyia.
Ɛho hia nso sɛ wɔde asase so nkitahodi a wɔbom yɛ sɛnea ɛbɛyɛ a PLC ne sensor no bɛkyɛ beae a ɛyɛ pintinn a wɔde gyina hɔ ma nsɛnkyerɛnne a wɔde bɛkɔ.
Input compatibility hwɛ hu sɛ PLC no kyerɛ sensor sɛnkyerɛnne no ase yiye.
Nea enti a signal mismatch de automation a wontumi mfa ho nto so ba
Sɛ sensor output no ne PLC input nhyehyɛe no nhyia a, ebia nhyehyɛe no bɛyɛ n’ade wɔ ɔkwan a wontumi nhu so. Ebia ɛbɛyɛ te sɛ nea nsɛnkyerɛnne akyɛ anaasɛ ɛnkyerɛw wɔn din yiye.
Saa nsɛm a ɛnhyia yi taa de mmɔdenbɔ a wɔde siesie ɔhaw ahorow a wɔde wɔn adwene si softwea ntease so ba bere a asɛm ankasa no gyina nsɛnkyerɛnne a ɛne ne ho hyia so no.
Nhyehyɛe a wɔyɛ no yiye bere a wɔde rehyɛ mu no siw saa nkabom haw ahorow yi ano.
Nea ɛsɛ sɛ wususuw ho wɔ tank applications ankasa mu
Tank geometry ne switch point a wɔde si hɔ
Tank no nsusuwii ne ne kɛse nya baabi a ɛsɛ sɛ wɔde sensor ahorow sisi so nkɛntɛnso. Wɔ tank atenten mu no, ɛsɛ sɛ probe no tenten ne beae a wohu no hyia pɛpɛɛpɛ.
Ɛsɛ sɛ wɔde switch points si baabi a nhyehyɛe no betumi ayɛ ho biribi yiye a ɛremma nsu nyiri anaasɛ pɔmpɛ kɔm mma.
Nsuo a ɛkɔ baabiara bere a wɔde ahyɛ mu ma na wɔayi afi mu no
Nsu a ɛkɔ baabiara betumi aka sɛnea sensor akenkan ahorow no gyina pintinn. Sɛ pɔmpɛ hyɛ tank mu ma anaasɛ ɛda mpan ntɛmntɛm a, nsu no ani betumi asakra bere tiaa bi.
Ɛsɛ sɛ wɔde sensor ahorow sisi akyirikyiri fi mmeae a basabasayɛ wɔ na ama wɔatumi ahu bere nyinaa.
Nea enti a ebia sensor biako rennɔɔso mma control a ɛyɛ den kɛse
Nhyehyɛe ahorow bi hwehwɛ sɛ wɔde sensor ahorow pii di dwuma na ama wɔatumi adi adwumayɛ tebea horow ho dwuma. Sɛ nhwɛso no, sensor biako betumi ahwɛ sɛnea pɔmpɛ no yɛ adwuma bere a foforo nso de ahobammɔ ma wɔ nsu a ɛboro so ho.
Sensor ahorow pii ma PLC no tumi de control logic a ɛkɔ akyiri di dwuma.
PLC-level nkabom haw a ɛtaa ba ne sɛnea wɔbɛkwati
Atoro triggers fi unstable level tebea horow mu
Mpɛn pii no, nneɛma a ɛkanyan atoro ba bere a wɔde sensor ahorow sisi mmeae a ɛbɛn mmeae a basabasayɛ wɔ wɔ tank no mu no. Nsu a ɛkɔ baabiara betumi ama nhwehwɛmu no ahu nsakrae a ɛba bere tiaa mu wɔ ne sorokɔ mu.
Sɛ wode baabi a ɛfata si hɔ a, ɛboa ma wɔkwati tebea horow a entumi nnyina yi.
Wiring mfomso a wɔadi mfomso sɛ software mfomso
Wiring a ɛnteɛ betumi asiw nsɛnkyerɛnne kwan sɛ ɛbɛkɔ PLC no so. Sɛ eyi ba a, ebia wɔn a wɔyɛ adwuma no besusuw sɛ PLC nhyehyɛe no ntumi nyɛ adwuma yiye.
Ɛsɛ sɛ wiring nkitahodi ahorow a wobɛhwɛ sɛ ɛyɛ nokware no yɛ ɔhaw ahorow a edi kan a wosiesie no mu biako bere nyinaa.
Threshold placement a enye a ɛma sakre so tra tiawa
Sɛ wɔde level thresholds no bɛn ho dodo a, wobetumi asɔ pɔmpɛ ahorow no na wɔadum mpɛn pii.
Sɛ wosakra kwan a ɛda switching points ntam a, ɛboa ma nhyehyɛe no dwumadi gyina.
Sensor Output Types ma PLC Pɔmpɛ Nhyɛso
Sensor a ɛba no su |
Fa di dwuma yiye |
PLC dwumadie nhwɛsoɔ |
Anohyeto titiriw |
Sesa nea efi mu ba |
High anaa low level detection |
Tank refill pɔmpɛ mfiase/gyina |
Nsɛm a ɛwɔ level a anohyeto wom |
Nsɛntitiriw abien a wɔde sesa |
Nneɛma a ɛkorɔn ne nea ɛba fam a wɔde di dwuma |
Nhyehyɛe ahorow a wɔde yɛ adwuma wɔ pɔmpɛ mu |
Ɛhwehwɛ sɛ wɔde threshold ntam kwan a ɛfata di dwuma |
Nsɛnkyerɛnne a ɛkɔ so |
Nsu dodow a ɛsakra a wɔhwɛ so |
Mfiridwuma mu nhyehyɛe a wɔhwɛ so |
Nkabom a ɛyɛ den kɛse |
Multi-sensor nhyehyɛe |
Tank ho nhyehyɛe a ɛyɛ den |
PLC-gyina control networks so |
Installation a ɛkorɔn a ɛyɛ den |
Sɛnea saa asɛmti yi boa nneɛma a wɔpaw
Adetɔfo hia pii sen sensor a ɛfata
Sensor a wobɛpaw no nyɛ asɛm a ɛne sɛ wobɛpaw afiri a ɛfata honam fam wɔ tank mu ara kwa. Ɛsɛ sɛ sensor no nso ne control system no bom na ɛne dwumadie ahwehwɛdeɛ a ɛwɔ application no mu no hyia.
Ɛsɛ sɛ wɔkyerɛkyerɛ output type, tank height, ne control strategy bom
Automation nhyehyɛe a edi mu gyina nkitahodi a ɛda tank nhyehyɛe, sensor nhyehyɛe, ne PLC ntease ntam so. Saa nneɛma yi a wɔbom kyerɛkyerɛ mu no boa ma wɔhwɛ ma wɔyɛ adwuma a wotumi de ho to so.
Nea enti a dade a ɛnyɛ den a wɔde hwehwɛ nneɛma mu a wotumi sesa no betumi ama nkabom ayɛ mmerɛw
Nhwehwɛmu nhyehyɛe ahorow a wotumi sesa no ma mfiridwumayɛfo tumi de mmeae a wohu nneɛma no si baabi pɔtee a wohia. Bluefin Sensor Technologies Limited yɛ dade a ɛnyɛ den a wɔde hwehwɛ nneɛma mu sensor a wobetumi ayɛ no sɛnea tank no kɛse ne nsɛnkyerɛnne ahwehwɛde te, na ɛma ɛfata sɛ wɔde bɛka nhyehyɛe a wɔde hwɛ nneɛma so a ɛyɛ adwuma ankasa ho.
Awie
Pɔmpɛ a wɔde yɛ adwuma yiye no gyina nea ɛsen sensor a wɔde bɛhyɛ tank mu ara kwa so. Bere a a liquid level sensing probe no ne PLC abɔ mu yiye, ɛbɛyɛ ade titiriw a ɛwɔ automation nhyehyɛe a wotumi de ho to so a ɛbɔ pɔmpɛ ho ban, ɛma tank levels gyina, na ɛma adwumayɛ tu mpɔn. Bluefin Sensor Technologies Limited yɛ level sensors ne float switches a ɛne mfiri a wɔde hwɛ nneɛma so, alarm, ne controllers bom ntɛmntɛm de yɛ tank management ano aduru a edi mũ. Sɛ woreyɛ nhyehyɛe ayɛ pump automation system anaasɛ woreyɛ nhyehyɛe a ɛwɔ hɔ dedaw a wɔde hwɛ nneɛma so no foforo a, di yɛn ho nkɔmmɔ na yɛne wo nsusuw wo application no ho na hwehwɛ level sensing ano aduru a ɛfata.
FAQ
Dɛn ne dwuma a nsu dodow a wɔde hwehwɛ nneɛma mu di wɔ PLC pɔmpɛ sohwɛ mu?
Nsuo dodoɔ nhwehwɛmu sensor bi hu berɛ a nsuo du mmeaeɛ pɔtee bi wɔ tank bi mu na ɛde nsɛnkyerɛnneɛ kɔ PLC. Afei PLC no yɛ programd logic de fi ase anaasɛ egyae pɔmpɛ ahorow no ankasa.
So nsu mu nhwehwɛmu sensor biako betumi adi pɔmpɛ nhyehyɛe bi so?
Wɔ nhyehyɛe ahorow a ɛnyɛ den mu no, sensor biako betumi ahwɛ pɔmpɛ no dwumadi so. Nanso, nneɛma pii a wɔde si hɔ no de sensor ahorow pii di dwuma de ma alarm ahorow a ɛkorɔn, ahobammɔ a ɛba fam, ne ahobammɔ ho nhwehwɛmu foforo.
Dɛn nti na ɛtɔ mmere bi a pɔmpɛ a PLC di so no sɔ na ɛtaa dum?
Mpɛn pii no, nsakrae a ɛtaa ba bere a wɔde level thresholds no abɛn dodo anaasɛ bere a basabasayɛ a ɛbɛn sensor no ma akenkan a entumi nnyina ba no.
So ɛyɛ den sɛ wɔde nsu mu nhwehwɛmu sensor ahorow bɛka PLC nhyehyɛe ahorow ho?
Integration taa yɛ tẽẽ bere a sensor output no ne PLC input type no hyia na wiring no ayɛ nhyehyɛe yiye. Nhyehyɛe a ɛfata bere a wɔde rehyɛ mu no hwɛ hu sɛ wɔde wɔn ho bɛto automation so.
