Donanw sɔrɔli ye mun ye?

Donanw sɔrɔli fɛɛrɛw .

Seli kelen ka tension dɔnni fɛɛrɛ .

Batiri selilɛri ka voltage sɔrɔli modulu ye fanga batiri maracogo yɔrɔ koloma ye. A ka baarakɛcogo n’a ka tiɲɛni bɛ sistɛmu ka kiritigɛcogo tiɲɛni jira batiri cogoya kunnafoniw kan, ani ka nɔ bila ka taa a fɛ kɔlɔsili fɛɛrɛ nataw waleyali ɲuman na. Fɛɛrɛ minnu bɛ kɛ ka caya ka ɲɛsin selil voltage kɔlɔsili ma, olu ye relay array method ye, current source method constant, isolated operational amplifier acquisition method, voltage/frequency conversion circuit acquisition method, ani linear optocoupler amplificateur circuit acquisition method.

1. Relais array method .

Jaa 8-6 bɛ batiri voltage sɔrɔli sɛrɛkili dɔ bloki ja jira ka da relay array fɛɛrɛ kan. A bɛ kɛ ni terminal voltage sensor ye, relais array, a-d (Analog-To-Digital) converter puce, optocoupler, ani multiplexer. Walasa ka N batiriw ka terminal voltage suman ɲɔgɔn na, n+1 filiw ka kan ka don node kelen-kelen bɛɛ la batiri kɔnɔ. Ni M-th batiri ka terminal voltage suman, microcontroller bɛ control signal ci o ma, o bɛ relay bɛnnen sugandi multiplexer fɛ, optocoupler, ani relay drive circuit, ka M{11}}th ani m{10}}th wires ni A{{14}d converter chip cɛ. A ka c’a la, sɛgɛsɛgɛlikɛminɛnw ka rezisti ka dɔgɔ, wa fili min bɛ sɔrɔ sɛgɛsɛgɛlikɛminɛnw ka rezisti fɛ, o bɛ ɲini ka kɛ fɛn ye min tɛ jate ni a faralen ɲɔgɔn kan ni tension divider circuit ye. O tɛmɛnen 'kɔ, sɛrɛkili jɔcogo bɛɛ ka nɔgɔn; Voltage divider resistors dɔrɔn, AD convertisseur puce, ani voltage reference accuracy bɛ nɔ bila laban na tiɲɛni na. A ka c’a la, resistɛriw ni chip filiw bɛ se ka kɛ ka dɔgɔ kosɛbɛ. O la, relay array fɛɛrɛ bɛnnen don kosɛbɛ baarakɛcogo ma min bɛ batiri kelen-kelen bɛɛ ka tension sumanikɛcogo caman ɲini ani ka tiɲɛniba kɛ.

2. Sisan source method min bɛ kɛ tuma bɛɛ .

Batiri voltage parallèle sɔrɔli sariya jɔnjɔn min bɛ kɛ ni kuran sɔrɔyɔrɔ ye min bɛ to senna, o ye ka batiri terminal voltage sɛmɛntiya ka kɛ current signal ye min bɛ ɲɔgɔn Changer linearly current signal k’a sɔrɔ a ma baara kɛ ni convertisseur resistor ye. O bɛ sistɛmu ka anti-interference seko ɲɛ. Batiri kelen kɔnɔ-Sabu la, bawo batiri laban wulicogo ka dɔgɔ, a ka c’a la, 2V ni 5V cɛ, tension bɛ sabati kosɛbɛ bɔli senfɛ, o cogo la, a bɛ sitɛmu ka anti-interference seko ɲɛ. O la,-kanal operasiyɔn amplifier kelen de bɛ sugandi tuma caman na dilancogo la walasa k’o sɔrɔ. K’a sababu kɛ danfara ye ciriw dilanni n’u baaracogo la, sisan sisan source circuits bɛ se ka cogoya caman ta.

Circuit min jiralen bɛ ja 8-7 la, o ye o misali dɔ ye; O ye sisan source circuit ye ​​min bɛ kɛ tuma bɛɛ ni seri ye-Amplificateur operational sugandi ani insulated-gate field-effect transistor.

I n’a fɔ a bɛ se ka ye baarakɛcogo amplifikatɛri jɔcogo la, nin sɛrɛkili in ye multi-stage direct-couplé anplifier circuit ye ​​ni da wulilenba ye-Loop gain ani negative feedback juguman. A ka donta dakun bɛ baara Kɛ ni diferential amplifier circuit ye ​​wa a bɛ Dòn silicon chip kelen kan, o bɛ Nà ni baarakɛcogo ɲuman ye o fla ni ɲɔgɔn cɛ, wa cɛmancɛ-yɔrɔ in na amplification se ka bon. Ka da diferential circuits sariya kan, nin circuit in bɛ ni common-Mode signal ban seko ye. O la, ni baara bɛ kɛ ni baarakɛminɛn ye walasa ka selilɛri kelen-kelen bɛɛ ka wulicogo suman batiri kɔnɔ, o hakɛ caman bɛ sɔrɔ-Mode bancogo ani amplification seko bɛna sumani kɛcogo ɲuman ɲɛ. Insulated-gate field-Effect transistor (IGFET) ye semiconducteur minɛn ye min bɛ baara kɛ ni kuran foro nɔ ye donnasira kafoda la walasa ka bɔli sɛrɛkili kuran kɔlɔsi. Ni a bɛ baara kɛ fɛn caman sɛgɛsɛgɛli yɔrɔ la, bɔli jibɔyɔrɔ I bɛ tali kɛ linearly ni input drain-Source voltage US. Ka fara o kan, da-Source impedansi ka bon kosɛbɛ, o bɛ na ni jikuru fitininba ye, ka sɔrɔ jibolisira-Source on-Bɔsiraw ka dɔgɔ kosɛbɛ, o bɛ na ni dɔ ye min ka dɔgɔ kosɛbɛ-state voltage drop. Jaa 8-7 bɛ baara kɛ ni p{21}}kanal yiriwali ye-Mode foro-Effect transistor (FET), ani zener diode bɛ siri walasa ka da basigilen mara-Source voltage UCS. Amplificateur operatif bɛ baara kɛ liniyali mara la. Ni a ka dɔgɔ-Resistance FET sugandira, on-state voltage drop tɛ jate. Ola,

A bɛ se ka kɛ .

Sanfɛ jatebɔw la, danfara min bɛ U8 ni U8 cɛ, o ye batiri terminal voltage ye, ani U9 ye inverting operational amplifier circuit ka bɔli tension ye. A ka nɔgɔn k’a ye ko zener diode min bɛ baara amplifier (amplifier) ​​bɔli la, o bɛ hakilina di, ka circuit (circuit) mara cogo dafalen na. v₀ ↑→ |uz| ↓→ IL ↓→ |vr| ↓→ VI ↑→ |V₀| ↓. yɔrɔ min na v₀ ye baarakɛyɔrɔ amplifikatɛri bɔli voltage ye; VR ye tension ye resistor (resistɛri) bɛɛ lajɛlen na R₁; ani VI ye baarakɛminɛn amplifikatɛri ka donta danfara ye, n’o ye, VI=U9 - U9. Ni ciriw bɛ balannako la, vi=0. sisan source circuit constante bɛ ni structure simple ye, commun-Mode rejection capability, high acquisition accuracy, and good practiceity.

3. Isolation Operational Amplificateur .

Amplificateur isolation isolation ye elekitoroniki yɔrɔ ye min bɛ se ka kuran siratigɛ la, ka taamasiyɛnw bɔ ɲɔgɔn na. A bɛ kɛ ka caya i n’a fɔ isolatɛriw izini baarakɛcogo kɔlɔsili la ani i n’a fɔ isolation media in suguya caman na kuran dilancogo la. A ka c’a la, a bɛ Kɛ yɔrɔ fla ye: donna-yɔrɔ ani bɔli dakun. Olu bɛ fanga sɔrɔ u danma ani u bɛ ɲɔgɔn sɔrɔ magnɛti-ɲɔgɔn-ɲɔgɔn na. Siginiden bɛ sɛgɛsɛgɛ ni donna yɔrɔ ye, a bɛ tɛmɛ isolation layer fɛ, o kɔfɛ a bɛ demodulated ani ka segin a kan ni bɔli dakun ye. Isolation Operational Amplificateurs ka ɲi kosɛbɛ batiri selilɛri ka voltage sɔrɔli circuits la. U bɛ donta batiri terminal voltage signal bɔ kafoda la, o cogo la u bɛ u yɛrɛ tanga kɛnɛma interference ma ani ka sistɛmu sɔrɔli tiɲɛni ni dannayako ɲɛ. Aplikasi misali misali dɔ bɛ sɔrɔ jukɔrɔ.

Jaa 8.8 bɛ isolation operational amplifier (amplifikatɛri) baarakɛcogo jira 600V fanga batiri maracogo la. Batiri kɔnɔ, 50 bɛ sɔrɔ plɔmu tilennen na-Acid batiriw ni 12V hakɛ dantigɛlen ye, wa u ka terminal voltages bɛ sɔrɔ kelen kelen na ni isolation operational amplifier circuit ye. ISO 122 ye isolation amplifier ye min dilannen don ni modulation ani demodulation technology ye min bɛ sɔrɔ Black & Decker (BBB) ​​fɛ Ameriki jamana na, a bɛ baara kɛ ni precision capacitor coupling technology ye ani dual{{{-Line (DIP) pin arrangement conventionnel. ISO 122 doncogo n’a bɔli dakunw bɛ sɔrɔ sɛgɛsɛgɛli-sɛbɛn kɔnɔ, u bɛ danfara Bɔ ni 1PF kondansɛri fla ye minnu bɛ Bɛn ɲɔgɔn ma minnu bɛ Kɛ isolation layer ye. Isolation voltage jate ka bon ni 1500V ye (ac 60Hz continué), ni isolation impedance (isolation impedance) ka bon ani gain accuracy (gainati) ka bon ani linearité, o cogo la ka waleyali wajibiyalenw dafa. I n’a fɔ a jiralen bɛ cogo min na ja 8.8 na, ISO 122 donta fanga bɛ bɔ batiri otomatiki la, ani bɔli taamasiyɛn, min ni a cɛsira tilennen don, o bɛ caya, o kɔfɛ, a bɛ tila otomatiki la ni resistɛri fila ye minnu bɛ se ka kɛ fɛn ye min bɛ se ka ci, ka sɔrɔ ka ci don na. Bɔli fanga bɛ dilan ni kuran dilan modulu ye kafoda la, ani batiri laban wulili bɛ bɔ a la. A ka kan ka fɔ ko batiri 50nan ka terminal voltage acquisition circuit kɔnɔ, inverter bɛ fara a kan operational amplifier circuit isolé kɔfɛ walasa ka bɔli taamasiyɛn Changer ka bɔ negative la ka kɛ pozitif ye. A ka kan fana k’a jira ko hali ni amplifier acquisition circuit min bɛ yɔrɔ kelen na, o ka baara kɛcogo ka ɲi kosɛbɛ, a musaka caman ye dan sigi a ka baarakɛcogo la min jɛnsɛnnen don yɔrɔ bɛɛ.

4. Voltage/Frequency Conversion Circuit sɔrɔcogo .

Ni aw bɛ baara kɛ ni tension/frequency (V/F) conversion circuit ye ​​walasa ka batiri selilɛri voltage sɔrɔ, V/F conversion (V/F convertisseur) nafa ka bon kosɛbɛ. O ye yɔrɔ ye min bɛ tension signals (voltaji taamasiyɛnw) sɛmɛntiya ka kɛ frequency (fɔkan) taamasiyɛnw ye, ka tiɲɛni ɲuman di, linearité (daɲɛ kɔrɔma) ani integral (integral) don.

Jaa 8-9 bɛ LM331 V/F sɛgɛsɛgɛlikɛlan ka circular schematic jira min bɛ kɛ sanfɛ-precision v/f conversion. LM331 ye sanfɛ-performance integrance V/F puce ye min dilannen don FS microcontroller fɛ. A bɛ baara kɛ ni fɛnɲɛnamafagalan kura ye min bɛ wele ko bandgap reference reference, o bɛ tiɲɛniba di baara funteni hakɛ bɛɛ ma ani ni kuran sɔngɔ jiginni ye fo ka se 4.0V ma.

Nin sɔrɔli fɛɛrɛ in na, voltage signal bɛ tigɛli kɛ ka kɛ frequency signal ye, o bɛ se ka baara kɛ o kɔfɛ microcontroller ka jatebɔlan port fɛ k’a sɔrɔ a mago tɛ a-D jiginni na. O tɛmɛnen kɔ, walasa ka V/F bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε bεε la. O fɛɛrɛ in bɛ tali kɛ fɛn caman na, nka tension-Controlled oscillator kɔnɔ, kondansɛriw bɛ sɔrɔ, wa kondansɛriw ka fili danfaralen ka bon caman na, ni kondansɛri belebelebaw bɛ filiw jira minnu ka bon hali ni u bɛ tali kɛ ɲɔgɔn na.

5. Optocoupler lineaire amplifier circuit sɔrɔcogo fɛɛrɛ .

Batiri selilɛri ka voltage sɔrɔli circuit min sinsinnen bɛ optocoupler lineaire kan, o bɛ danfara sɔrɔ taamasiyɛn sɔrɔli laban ni baarakɛ laban cɛ, o bɛ kɛ sababu ye ka sɛrɛkili sabatili ni anti-interference seko ɲɛ. Jaa 8-10 bɛ TIL300 Optocoupler jira, o min bɛ kɛ ni fotodiode bifurcated isolé ye ni infrarouge LED yeelen ye ani fotodiode bɔli. Taabolo kɛrɛnkɛrɛnnen fɛɛrɛ bɛ kɛ ka LED waati ni funteni cogoya nonlinearity (nafa tɛ) musaka bɔ, o bɛ bɔli taamasiyɛn kɛ ɲɔgɔndan ye ka bɛn servo yeelenbɔlan ma min bɛ bɔ LED fɛ. TIL300 ka danfara hakɛ bɛ se 3500V ma, o ye 200KHz ye, a bɛnnen don DC ni AC taamasiɲɛw bonya yɔrɔ kelen na, wa a bɔli tɔnɔ sabatili ye ±0,05%/ hakɛ ye. I n’a fɔ a bɛ se ka ye ja in na cogo min na, batiri selilɛri kelen (U1 ni U2 danfara) ka voltage nafa bɛ wuli ka kɛ sisan taamasiyɛn IP ye baarakɛcogo amplifier A fɛ ani ka tɛmɛ Optocoupler linear til300 fɛ. Opto-isolation kɔfɛ, a bɛ IP2 sisan dɔ bɔ min ni IP1 bɛ tali kɛ ɲɔgɔn na. O kurunba in bɛ sɔrɔ ka segin ka kɛ tension nafa ye amplificateur amplificateur A2 fɛ a-D jiginni ni data sɔrɔli kama. A ka kan ka kɔlɔsi ko Optocoupler Linear dakun fila de bɛ fanga sɔrɔcogo yɛrɛmahɔrɔnyalenw ɲini, minnu sɛbɛnnen don i+12V ani ±12V ja kɔnɔ. O b’a jira ko optocoupler linear amplifier circuit tɛ dan isolation barikama dɔrɔn ma ani anti-interference sekow nka a fana bɛ linearité ɲuman mara analog signal waati la transmission waati. O la, a bɛ se ka baara kɛ ni relay arrays walima gating circuits ye minnu bɛ sɔrɔ multi-channel acquisition systems kɔnɔ. Nka, a ka ciriw ka gɛlɛn kosɛbɛ, wa fɛn caman bɛ se ka nɔ bila a tiɲɛni na.

Funteni sɔrɔcogo fɛɛrɛw .

Batiri baara funteni tɛ nɔ bila batiri baara dɔrɔn na, nka a bɛ tali kɛ kuran mɔbiliw lakanani fana na. O la, funteni hakɛ paramɛtɛrɛ sɔrɔli tigitigi ye ko kɔrɔba ye. Funteni sɔrɔli tɛ gɛlɛya ye; O kun ye ka funteni hakɛ jateminɛnan bɛnnen dɔ sugandi. Sisan, funteni hakɛ jateminɛnan caman bɛ sɔrɔ, i n’a fɔ thermistors, thermocouples, thermistor transistors, ani funteni hakɛ jateminɛnanw.

1. Thermistor sɔrɔcogo fɛɛrɛ .

Thermistetor sɔrɔli fɛɛrɛ sariyakolo sinsinnen bɛ a cogoya kan ko thermistor dɔ ka rezisti bɛ Changé ni funteni ye. Resistɛri jɔlen dɔ bɛ siri ɲɔgɔn na ni thermistor ye walasa ka tension divider (volsivite) dilan, o cogo la, a bɛ funteni hakɛ sɛmɛntiya ka kɛ tension (volta) taamasiyɛn ye. O taamasiyɛn in bɛ sɔrɔ ka wuli ka kɛ funteni kunnafoni nizɛri ye analozi-ka{3}}Tiɲɛni nizɛrikan fɛ. Thermistors sɔngɔ man gɛlɛn nka u ka linearité man ɲi ani a ka c’a la, u ka dilancogo filiw ka bon kosɛbɛ.

2. thermocouple sɔrɔcogo fɛɛrɛ .

Term-couple baarakɛcogo ye ko bimetallic body bɛ thermoélectrique potentiels wɛrɛw lawuli funteni suguya wɛrɛw la. Ni nin thermoélectrique potentiel nafa in sɔrɔla, funteni hakɛ bɛ se ka sɔrɔ ni tabali ɲinini ye. Ikomi thermoélectrique potentiel value bɛ bɔ fɛn dɔrɔn de la, thermocouples ka tiɲɛni ka bon kosɛbɛ. Nka, ikomi thermoélectrique potentiels ye millivolt-dakun taamasiyɛnw ye, amplification de ka kan, o bɛ kɛ kɛnɛma circuit complexe ye. A ka c’a la, nɛgɛw bɛ wuli yɔrɔ caman na, o la, thermocouples bɛ kɛ cogoya la ka kɛɲɛ ni-Furakɛcogo sumanikɛlanw ye.

3. Integrated temperature sensor sɔrɔli fɛɛrɛ .

Ni funteni sumani bɛ ka caya don o don ɲɛnamaya ni a dilanni na, semikɔndukiri dilannikɛlaw ye funteni hakɛ jateminɛnan caman don sen kan. Hali n’o sensɛri caman sinsinnen bɛ thermistors kan, u bɛ kalifa u dilanni senfɛ, o bɛ na ni tiɲɛni ye min bɛ se ka suma ni thermocouples ye. O tɛmɛnen kɔ, u bɛ se ka nafa digitɛriw bɔ k’u ɲɛsin ɲɔgɔn ma, k’u kɛ ka ɲɛ-A bɛnnen don ka baara kɛ ni u ye nizɛri sitɛmuw kɔnɔ.

Sisan sɔrɔli fɛɛrɛw .

Sisan kɔlɔsili fɛɛrɛw minnu bɛ kɛ tuma caman na, olu ye shunts, transformateurs, hall effect sisan sensɛriw, ani fibre optique sensors ye.

Fɛɛrɛ kelen-kelen bɛɛ cogoyaw jiralen bɛ jatebɔsen 8-1 na.

O ko ninnu cɛma, fibre optique sensɛriw musaka ka bon, o bɛ dan sigi u kɛli la kɔrɔsili yɔrɔ la; shunts ka dɔgɔ-Sɔrɔli ani u ka frequency jaabi ɲuman, nka u ka gɛlɛn ka baara kɛ ni u ye bawo u ka kan ka siri sisan loop la; Sisan transformateurw bɛ se ka kɛ AC sumanikɛlanw dɔrɔn de kama; Ani Hall element sisan sensɛriw bɛ baara kɛcogo ɲuman di ani u baara ka nɔgɔn. Sisan, shunts ni hall element current sensorw bɛ baara kɛ kosɛbɛ kuran bolifɛnw ka batiriw ɲɛnabɔli siraw sɔrɔli n’u kɔlɔsili la sisan.

Sisi dɔnni fɛɛrɛw .

Mobili baara senfɛ, sirako gɛlɛya kosɔn ani batiri dilanni koɲɛw la minnu bɛ sɔrɔ a kɔnɔ, kɔrɔtɔko jugumanbaw i n’a fɔ sisi walima tasuma bɛ se ka kɛ ka da a sumaya kojugu kan, a degunni, walima a ɲɔgɔnnabɔli kan. Ni nin ko ninnu ma dɔn ani ni u ɲɛnabɔra ka ɲɛ, u bɛna bonya cogo la min tɛ se ka bali, ka bagabagali kɛ batiriw, mobili ani baarakɛlaw lamini na donikɛyɔrɔ la, o bɛna nɔba bila mobili baarakɛcogo lakanani na. Walasa ka o ko suguw bali, sisi kɔlɔsili donna batiriw maracogo la nin san laban ninnu na, wa a bɛ ka jateminɛ sɔrɔ ka taa a fɛ.

Sisi-sɔn-minɛnw bɛ suguya caman na, wa u bɛ se ka tila suguya saba ye ka da u sɔrɔcogo kan: 1 sisi sensɛriw bɛ baara kɛ ni farikolo-ɲɛnajɛ-cogow ye, i n’a fɔ semikɔndukiri sisibɔlanw ani ɲɔgɔnkanu jeninida-minɛnw 2 Sisi-sɔn-minɛnw bɛ baara kɛ ni farikolo cogoyaw ye, i n’a fɔ sisi-sɔn-minɛn minnu bɛ kɛ ni fɛnɲɛnamafagalanw ye, olu bɛ sisi sensɛriw ye minnu bɛ se ka kɛ sababu ye ka fɛnw don ɲɔgɔn na, ani fɛn minnu bɛ se ka kɛ sababu ye ka fɛnw sɛgɛsɛgɛ minnu bɛ se ka fɛnw tiɲɛ; 3 Sisi sensɛriw bɛ baara kɛ ni kuran-sɛnɛfɛnw ye, i n’a fɔ kuran{0}}Sigilan suguya ani kuran-motive force-gazi suguya. Ikomi sisibɔlanw ye fɛn suguya caman ye, sisibɔlanw bɛ se ka gazi bɛɛ dɔn. O la, suguya kɛrɛnkɛrɛnnen dɔ bɛ sugandi walasa ka sisi suguya kɛrɛnkɛrɛnnen kelen walima fila dɔn. Misali la, ɔkisidi semikɔndukiri sisibɔlanw bɛ kɛ ka caya walasa ka jimafɛnw sisi dɔn, o la, O2, H2S, CO, H2, H2, O2H2O, CL3, OH, CO2, wdfl bɛ kɛ ka da a kan, nin senfɛfɛn ninnu bɛ kɛ fɔlɔ ka sisi fɛnɲɛnama dɔn, i n’a fɔ O2, CO₂, H₂, CL₂, CL.

Ni sisibɔlanw bɛ baara kɛ ni fanga batiriw ye, sensɛri sugandili bɛ ɲini ka sisi min bɛ bɔ batiri jeni na, o cogoya faamuya. A ka c’a la, batiri jeni bɛ CO ni CO2 hakɛ caman bɔ, o de kama sensɛri minnu bɛ nin gazi fila in na, olu ka kan ka sugandi. Sensɔrɔlan in jɔcogo ka kan ka ladamu ka kɛɲɛ ni yɛrɛyɛrɛ cogoyaw ye minnu bɛ kɛ ni mobili ye min bɛ waati jan- waati la walasa ka nkalon tigɛ ka da sira buguri ni yɛrɛyɛrɛli kan.

Sisi-minɛn min bɛ se ka don fanga batiri maracogo la, o ka kan ka bila bolifɛntigi ka konsolɛ kan. Ni a ye alarma taamasiɲɛ sɔrɔ, a ka kan ka teliya ka alarma ni fili yɔrɔ dɔ bɔ min bɛ mɛn ani ka ye, ka a lajɛ ko bolifɛntigi bɛ se ka teliya ka alarma taamasiɲɛ dɔn ani ka a sɔrɔ.

Misali la, sisibɔlan min bɛ kɛ Olɛnpi kuran bisi kɔnɔ, n’o labɛnna fɔlɔ Pekin Institute of Technology fɛ, o bɛ baara kɛ ni batiri ye min bɛ baara kɛ ni 9V alkali walima karɔbɔli ye{-zinki batiri, o bɛ baara kɛcogo ɲuman sabati sanga 24 kɔnɔ. Alarma taamasiyɛn bɛ baara kɛ ni mobili ka 24V batiri fanga ye, o min bɛ dilan kɛrɛnkɛrɛnnenya la walasa ka alarma ka yɛrɛmahɔrɔnya sabati. Alarmi minnu bɛ tila, olu bɛ sisi hakɛ dɔn kɔnɔna sisibɔlanw fɛ. Ni sisi hakɛ bɛ dan jukɔrɔ, alarma kɔnɔna kunnafonisɛbɛn bɛ relay bɔli sigi sen kan ka ɲɛsin open circuit ma; Ni sisi hakɛ tɛmɛna dan kan, kɔnɔna kunnafonisɛbɛn bɛ relay bɔli bila sira surun na, ka teliya ka +24V kuran dilan ka di jiralan panɛli ma walasa ka alarma ciriw kɛ ni -24V kuran dilan ye jiralan kan, ka alarm taamasiyɛn mɛnta ni yelen dɔ bɔ. Sisitɛmu jɔcogo jiralen bɛ ja 8-11 na.