Vim Li Cas Siemens S7-300 Modules yog raug txiav tawm
Siemens, tus thawj coj hauv kev lag luam Automation, tsis tu ncua cov khoom qub cov khoom lag luam zoo li lub s7 {{600 series modules. Qhov kev txiav txim siab ntawm no feem ntau yog tsav los ntawm kev nrhiav kev hloov tshiab, txhim kho kev nyab xeeb, thiab zoo dua nrog cov tshiab thev naus laus zis. S7 - 300 series, txawm hais tias cov haujlwm txhim khu kev qha yav dhau los, muaj qee qhov kev txwv. Nyob rau hauv lub hnub nyoog ntawm kev lag luam 4.0, qhov kev sib txuas siab zoo thiab siab- kev nrawm nrawm yog qhov tseem ceeb, cov qauv no poob luv luv. Piv txwv li, lawv tsis muaj qhov siab - kev sib txuas lus nrawm yuav tsum txhawb nqa tiag - lub sijhawm cov ntaub ntawv pauv hauv cov ntaub ntawv ntse. Qhov no tau coj mus rau Siemens Phase tawm ntau cov qauv, suav nrog Simatic 6es7331 - 1 {13} ab0. Raws li thev naus laus zis, kev siv xav tau cov kev daws teeb meem ntau dua, thiab Siemens ua kom tau raws li cov kev xav tau los ntawm kev tsom mus rau cov khoom lag luam tshiab.
Cov kev sib tw ntawm kev siv cov qauv tsis sib xws
Txwv tsis pub txhawb
Thaum tus qauv zoo li lub simatic 6es 7331 - 1 kf {} ABCTED, cov neeg siv ntsej muag nkag mus rau cov peev txheej tseem ceeb. Firmware hloov tshiab, uas yog qhov tseem ceeb rau kev txhim kho kev ruaj ntseg, kho cov kab, thiab txhim kho kev ua haujlwm, tsis muaj ntxiv lawm. Cov ntaub ntawv ua haujlwm kuj tseem yuav dhau los ua cov tsis muaj, ua rau nws nyuaj rau cov engeters los daws teeb meem daws teeb meem. Kho cov kev pab los ua kev nyuaj ib yam nkaus. Siemens yuav tsis muab cov khoom seem tsim nyog, lossis kev tshaj lij los kho cov qauv qub no yuav poob rau hauv lub tuam txhab txhawb nqa network.
Cov Khoom Yuav Tsum Tau
Nrhiav cov chaw hloov rau qhov chaw txiav kom tsis txhob ua haujlwm tau ua npau suav phem. Cov nqi ntawm cov ntu no yuav ua rau muaj kev lom zem vim muaj kev txwv tsis pub muaj. Cov chaw muag khoom yuav tsub nqi tus nqi exoritant, paub tias cov neeg yuav khoom muaj qee txoj kev xaiv. Cov sijhawm txhuas kom tau txais cov khoom hloov tseem nce ntxiv. Qhov no txhais tau tias yog tias yog qhov tseem ceeb module tsis ua tiav, cov kab ntau lawm yuav ua rau ncua sijhawm, ua rau muaj kev poob nyiaj txiag ntau. Piv txwv li, kev tsim khoom cog qoob loo rau ntawm ib qho s7 - 300 qhov system nrog cov hnub ua haujlwm qeeb, thiab cov nqi kev ua haujlwm tau zoo thaum tos kev hloov chaw.
Txoj kev tsis sib haum
Cov keeb kwm legacic zoo li cov neeg los ntawm qhov s7 - 300 series feem ntau tawm tsam kom muaj kev sib xyaw nrog cov software tshiab thiab cov txheej txheem network. Newer software platforms, xws li TIA portal, uas muaj kev soj ntsuam kev ua haujlwm siab thiab lub peev xwm soj ntsuam, tej zaum yuav tsis tau sib xws nrog s7 - 300 modules. Qhov no tuaj yeem txwv txoj haujlwm thiab hloov kho tau ntawm lub system tag nrho. Ib qho ntxiv, cov kev cai niaj hnub zoo li proceinet, uas pab tau siab} Kev sib txuas lus ceev thiab txhim khu kev txhawb nqa kom zoo los ntawm cov qauv qub no. Raws li qhov tshwm sim, cov tuam txhab yuav ntsib cov teeb meem uas txhim kho lawv cov kev siv tshuab kom tau raws li qhov yuav tsum tau ua ntawm kev lag luam 4.0.
Xaiv cov kev xaiv ncaj qha rau cov tseem ceeb S7-300 modules
Hloov cov tswv yim Analog: tsom rau 6 ntawm7331-1kf02-0ab0
Lub simatic 6es {7331 - 1 kf 02 - 0 ab0 yog ib lub tshuab muaj kev lag luam teeb tsa. Nws yog ib qho 8 - channel analog cov tswv yim module nrog 13 - me ntsis rau kev siv voltage, tam sim no, thiab kub cov phiajcim. Thaum cov qauv no tau txiav tsis ncaj, nrhiav txoj kev hloov txoj kev raug yog qhov tseem ceeb.
6ES7331-7KF02-0AB0
- Qhov qauv no yog kev hloov ncaj qha rau kev hloov ncaj qha. Nws los nrog 14 - me ntsis daws teeb meem, uas yog kev hloov kho tshiab ntawm {{} kf {{5} ab0. Qhov kev daws teeb meem siab dua no tso cai rau cov teeb liab ntau dua, ua kom haum rau cov ntawv thov uas yog qhov tseeb yog qhov chaw siab tsim kev lag luam.
- Lub sijhawm hloov dua siab tshiab ntawm 6E 7331 - 7 kf {} AB0 yog qhov nrawm dua rau 50ms {{{8} ab0. Lub sijhawm hloov dua siab tshiab txhais tau hais tias tus module tuaj yeem ua cov cim tau sai dua, txhim kho tag nrho cov kev teb ntawm lub tshuab automation.
- Nws kuj tau txhim kho kev kuaj mob kuaj mob. Cov kev kuaj mob no pab tau sai sai thiab daws teeb meem, txo qis hauv downtime hauv kev ua haujlwm. Ib qho zoo tshaj plaws hais txog kev hloov no yog tias nws tuaj yeem yog tus neeg tsis muaj qab- nyob hauv kev hloov. Qhov no txhais tau tias feem ntau, koj tuaj yeem nruab nws tsis tas yuav ua kom loj reprogramming ntawm cov kab ke uas twb muaj lawm, txuag ob lub sijhawm thiab kev siv zog rau engineers.
6S7331-7NF10-0AB0
- Rau cov ntawv thov uas yuav tsum tau ua qhov tseeb dua, 6 teev 7331 - 7 nf {2} ab0 yog qhov kev xaiv zoo. Nws muaj qhov 16 - precision, uas yog qhov siab dua li ntawm {}} kf {{9} ab0. Qhov kev siab siab no {{{}} precision module yog zoo-}}}} paab, qhov twg qhov kev ntsuas teeb meem tuaj yeem muaj lub txim loj.
- Ib qho ntxiv, nws txhawb kev lag luam muaj kev lag luam siab. Nyob rau hauv lub sijhawm ntawm kev lag luam 4.0, muaj ib tus qauv uas tuaj yeem sib txuas nrog zoo nrog niaj hnub thev naus laus zis. Cov qauv no tuaj yeem pab kom zoo dua kev sib txuas nyob rau hauv lub nroog muaj kev lag luam, tso cai rau kev hloov cov ntaub ntawv hloov kho tau zoo thiab kev sib xyaw ua ke.
Txhim kho cov i / o thiab kev sib txuas lus modules
Cov Qauv Digital
Thaum nws los txog rau digital i / o yog ib lub tswv yim zoo los txiav txim siab kom ua yuam kev - Ntawv pov thawj variants. Piv txwv li, tus 6 no 7321 - 1 bl {{4 4}}} AA0 rau kev nkag tau yog qhov kev xaiv zoo. Cov kev ua yuam kev - Cov ntaub ntawv pov thawj tuaj nrog LED kev kuaj mob. LED kev kuaj mob yog qhov muaj txiaj ntsig zoo heev thaum lawv muab kev pom kev ntawm cov xwm txheej ntawm cov qauv. Cov kws tsim khoom tuaj yeem txheeb sai sai yog tias muaj kev ua txhaum los ntawm saib ntawm LED. Qhov no txo lub sij hawm siv rau kev daws teeb meem, uas yog qhov tseem ceeb hauv kev tswj cov haujlwm du ntawm cov txheej txheem kev siv. Hauv cov khoom lag luam uas tsis khoom, kev ncua sij hawm txheeb xyuas thiab kho cov teeb meem digital i / o tuaj yeem ua rau cov khoom lag luam qeeb lossis nres.
Cov Processors Kev Sib Txuas Lus
Kho kom zoo dua cov txheej txheem kev sib txuas lus yog lwm qhov tseem ceeb. Yog tias koj cov s7 - 300} System tseem tabtom siv kev sib txuas lus keeb kwm kev sib txuas lus zoo, xws li 6gk {} gx31 - 0 xne0. Profinet yog ib ethernet ethernet ethernet ething {}}}} Kev sib txuas lus sib txuas lus uas muaj ntau yam zoo. Nws muab siab siab - ceev kev sib txuas lus, uas yog qhov tseem ceeb rau tiag- sij hawm cov ntaub ntawv hloov pauv hauv kev teeb tsa niaj hnub. Nrog sawv ntawm huab -}}}}}}}} tshaj tawm cov kev hloov kho kuj tseem ua kom muaj huab sib txuas. Qhov no txhais tau tias koj tuaj yeem tswj hwm thiab tswj koj cov txheej txheem kev muaj nyob ntawm txhua qhov chaw hauv ntiaj teb, tsuav koj muaj kev sib txuas hauv Is Taws Nem. Nws qhib tau txoj kev muaj peev xwm rau kev ua kev twv xyuas, qhov twg cov ntaub ntawv los ntawm cov khoom lag luam hauv av tuaj yeem tshawb xyuas cov cuab yeej ua ntej lawv tshwm sim, txo cov nqi kho tsis tau thiab tu.
System -} theem hloov kho cov tswv yim
Migrating rau Siemens S7-1200 / 1500 Series
Rau cov neeg siv nrhiav ntev - lub sij hawm scalability, kho kom zoo dua rau cov s7 - 1200 (cov tshuab loj loj) muaj cov txiaj ntsig loj.
Cov Khoom Siv Vaj Tse
Niaj hnub no modules zoo li Sm 1231 analog cov tswv yim module txhawb ntsaws plug}}} ua si hloov nrog s {{3} mounting rails. Qhov no ua rau cov txheej txheem kev teeb tsa lub cev sib nrug. Piv txwv li, hauv ib qho me me- nplai tsim cov chaw tsim khoom uas tau siv cov engrade mus rau ib qho kev hloov tshiab ntawm cov ciav hlau uas twb muaj lawm. Qhov no tsis tsuas yog txuag sijhawm tab sis kuj yuav txo qhov xav tau rau cov kev hloov pauv tseem ceeb ntawm kev tswj hwm lub cev.
Software kev sib koom ua ke
Haiv neeg sib raug zoo nrog TIA Portal demidifies program tsiv teb tsaws. TIA portal yog cov software ua haujlwm uas tso cai rau kev teeb tsa yooj yim, programming, thiab commissioning ntawm SIEMens Automation tshuab. Thaum twg los ntawm ib qho s7 - 300 rau ib qho s7 - 1200}}, lub software tuaj yeem ntes tau thiab hloov mus rau cov cuab yeej kho vajtse tshiab. Ua {- hauv CeBersyecity cov yam ntxwv tiv thaiv tawm tsam kev hem thawj. Hauv ib puag ncig niaj hnub no sib txuas, qhov chaw cyberattacks yog qhov kev txhawj xeeb loj hlob, cov kev ruaj ntseg kev ruaj ntseg yog qhov tseem ceeb heev. Lawv tuaj yeem tiv thaiv kev tsis tau tso cai rau cov kev tswj hwm, tiv thaiv cov ntaub ntawv ua txhaum cai, thiab xyuas kom meej meej thiab muaj cov txheej txheem kev lag luam. Piv txwv li, lub s7 - 1500 's kev ruaj ntseg nta tau safeard ib qho loj {... 11} {teev tshuaj lom neeg cov kab ke, ua haujlwm tsis tu ncua thiab kev nyab xeeb.
Puag kev tuav nrog et 200sp
Tus et 200sp faib i / o system tso cai clipual upgrades los ntawm kev hloov tus neeg s7 - 300}}}}}} {}, ai 8xu / i hs st). Qhov no txo qis qis dua raws li kev hloov pauv tuaj yeem ua tau thaum lub kaw lus tseem khiav. Piv txwv li, hauv lub zog tiam neeg cog qoob loo, yog tias ib tug s7 - 300 Cov pab pawg saib xyuas tsis tiav, tus pab pawg saib xyuas tsis tau, Kuv HS st module tsis kaw tag nrho cov kab ke. Qhov kub kub - Swappable feature yog kev ua si- hloov pauv qhov chaw ua haujlwm txuas ntxiv yog qhov kev ua haujlwm tseem ceeb.
Lwm yam ntxiv 200sp tseem muaj kev sib xyaw ua proteinet rau tiag-} lub sijhawm cov ntaub ntawv sib pauv. Profinet ua rau muaj siab siab - kev sib txuas lus ceev thiab txhim khu ntawm cov khoom sib txawv ntawm cov khoom siv automation. Nws tuaj yeem hloov cov ntaub ntawv ntau hauv qhov tseeb - lub sij hawm, uas yog qhov tseem ceeb rau kev siv ntau lawm kab lossis tswj hwm tswj cov tshuab. Hauv kev tsim kho tsheb niaj hnub, cov khoom siv ua haujlwm txuas nrog ntawm cov ntaub ntawv muaj peev xwm muab kev kho ntau dua rau cov txheej txheem ntau lawm thiab ua kom muaj kev tawm haujlwm siab.
Cov kev txiav txim siab tseem ceeb rau kev hloov pauv ib tug
Kev npaj txhij txog kev npaj thiab kev tshuaj tiv thaiv kev pheej hmoo
Tshuaj xyuas cov khoom lag luam
Thawj kauj ruam hauv txoj kev hloov pauv yooj yim yog los ua cov khoom siv cov khoom pov puag. Txheeb xyuas txhua qhov kev txiav txim siab hauv koj cov khoom uas twb muaj lawm7 - 300 system. Piv txwv li, yog tias koj siv simatic 6es {{4 4}}}}} ab0} ab0 qhov ntsuas tsis tseem ceeb uas xav tau hloov chaw. Thawj qhov hloov ntawm xws li cov khoom siv tsis tseem ceeb. Kev tsim khoom cog yuav muaj ntau qhov s7 - 300} cov tshuab, thiab los ntawm kev tshuaj xyuas cov khoom lag luam uas muaj cov khoom tseem ceeb tshaj plaws. Qhov no yuav pab tau cov txheej txheem hloov kom zoo dua, kom ntseeg tau tias cov kab ke uas tseem ceeb tshaj plaws rau kev tsim khoom tau hloov kho ua ntej.
Kev Kuaj Sib Tw
Siv SIEMENS 'cov khoom hloov hloov cov cuab yeej los siv cov kev sib cuam tshuam ntawm cov hloov pauv hloov. This tool can help you determine whether a new module, like the 6ES7331 - 7KF02 - 0AB0 as a replacement for 6ES7331 - 1KF02 - 0AB0, will work well with the other components in your system. Xyuas kom meej tias cov firmware version ntawm koj cov khoom siv uas twb tau txhawb nqa cov khoom tshiab tshiab. Muaj qee kis, koj yuav tau hloov kho cov firmware ntawm lwm cov qauv lossis cov CPU nws tus kheej kom ntseeg tau kev sib koom ua ke. Piv txwv li, yog tias koj tab tom kho dua tshiab module, CPU cov firmware tshiab yuav tsum tau hloov kho los txhawb cov txheej txheem sib txuas lus tshiab uas siv los ntawm cov qauv.
Kev Pabcuam Tebchaws
Yog tias koj tau tsiv nruab nrab ntawm ib qho s7 - 300 system ua rau ib qho tshiab dua, koj yuav tsum hloov koj cov kauj ruam qub 3} mus rau Tia Portal. Siv cov ua kom tiav-} hauv kev tsiv teb tsaws chaw hauv Tia portal. Cov wizards no tuaj yeem khaws cov laj thawj ntawm koj cov kev pabcuam uas twb muaj lawm thaum ua kom zoo rau lawv txog cov khoom siv tshiab ntawm cov khoom tshiab. Piv txwv li, tus Wizard tuaj yeem hloov kho qhov chaw nyob thiab cov ntaub ntawv hom kom phim cov qauv tshiab cov qauv tshiab. Qhov no txo lub sijhawm thiab kev rau siab xav kom reprogramming, ua kev hloov pauv hloov.
Cov Cuab Yeej Siv Khoom thiab Txhawb Cov Tswv Yim
Spare xeem Stockpiling
Tswj ib qho tshwj tseg ntawm cov qauv tseem ceeb, xws li cov khoom siv hluav taws xob thiab cov txheej txheem sib txuas lus. Stockpiling cov modules no muaj peev xwm txo qis luv -}} take take cov kev pheej hmoo txaus ntshai thaum kev hloov pauv. Piv txwv li, yog tias muaj kev npaj txhij txog kev xa tawm hauv kev hloov pauv hloov pauv, muaj cov khoom seem hauv Tshuag tuaj yeem ua kom koj cov haujlwm ua haujlwm tsis yog cuam tshuam. Lub zog hluav taws xob module yog qhov tseem ceeb heev, thiab yog tias nws ua tsis tiav thaum lub sijhawm hloov pauv, muaj ib qho khoom seem tuaj yeem ua kom lub kaw lus tshiab, kom txog thaum tus qauv tshiab, txhim kho module yog ntsia.
Kev cob qhia thiab cov ntaub ntawv
Nkag mus rau Siemens 'Online Cov Khoom Siv, uas suav nrog cov lus qhia kev kawm tsiv teb chaws thiab ntawv qhia video. Cov peev txheej no muaj txiaj ntsig zoo rau kom ntseeg tau tias koj pab neeg ua tau zoo nrog cov tshuab tshiab. Piv txwv li, cov lus qhia tsiv teb tsaws chaw muaj peev xwm muab tau kauj ruam {{2} {{3} {{3} {}} Cov video tutorials tuaj yeem muab cov qauv pom zoo, ua kom yooj yim rau cov kws ua engineers thiab cov kws tshaj lij kom nkag siab thiab ua raws cov txheej txheem. Qhov kev kawm no thiab nkag mus rau cov ntaub ntawv tuaj yeem txo qhov kev kawm nkhaus cuam tshuam nrog kev hloov kho, ua rau kev hloov pauv tau zoo thiab vam meej.
Yav Tom Ntej - Ua pov thawj koj cov cav muaj kev muaj zog teeb tsa
Kev nqis peev hauv Modular thiab cov kev daws teeb meem
Nyob rau hauv niaj hnub no tam sim ntawd kev hloov kho cov toj roob hauv pes sai heev thiab cov kev daws teeb meem yog qhov tseem ceeb rau lub sijhawm ntev ntawm koj lub tshuab kev teeb tsa autucation. Modular Systems Tso cai koj ntxiv lossis tshem tawm cov khoom sib xyaw yooj yim, nyob ntawm seb koj cov kev xav tau kev hloov lag luam. Piv txwv li, yog tias koj cov kab ntau lawm nthuav tawm, koj tuaj yeem tsuas yog ntxiv cov lus qhia ntxiv lossis tso tawm cov qauv rau koj txoj kev tswj hwm. Cov ntsiab lus daws teeb meem, ntawm qhov tod tes, tuaj yeem loj hlob nrog koj txoj kev lag luam. Qhov s 7 - 1500 series los ntawm Siemens yog qhov piv txwv zoo ntawm cov qauv thiab cov kab ke.
Xaiv cov qauv kev sib txuas lus (piv txwv li, OPC UAE, MQTT) rau yav tom ntej-} Ua pov thawj koj lub kaw lus. OPC UAE (Qhib Platform Sib Txuas Lus Sib Txuas Lus Architions) yog kev sib txuas lus kev sib txuas lus uas ua rau cov ntaub ntawv sib txuas lus sib xyaw ntawm cov khoom sib txawv thiab cov tshuab sib txawv. Nws yog platform - ywj siab thiab muab siab - qib kev ruaj ntseg nta. MQTT (Lus QAJ DABERING TELEMETRY THAUJ TSHEB), ntawm qhov tod tes, yog ib txoj kev sib cav sib ceg tsim rau cov ntawv thov IOT. Nws yog qhov haum rau tsawg - bandwidth thiab unreliable cov tes hauj lwm. Piv txwv li, lub s 7 - 1500 '}'} '}'} Tus neeg rau zaub mov noj nrog Iiiot platforms, facilitating tiag {12} {lub sij hawm soj ntsuam thiab saib xyuas cov chaw taws teeb. Nrog OPC UAA, koj tuaj yeem txuas koj cov s7 - 1500 System}}}}}}} Kev txiav txim siab los ua kom koj cov txheej txheem ua kom zoo dua qub.
Ua ntej ua ntej kev txiav txim siab
Kev saib xyuas kev twv xyuas yog ua qhov tseem ceeb ntawm kev siv tshuab tshiab. Nws tso cai rau koj los twv thaum muaj feem yuav ua tsis tiav thiab ua txij nkawm ua ntej muaj kev sib tsoo. Qhov kev sib ze no tuaj yeem txo qis qis qis qis, uas yog muaj nqi rau ib qho lag luam. Niaj hnub no modules zoo li lub simatic s {3} txhawb cov kev ua tsis tiav, piv txwv li, cov teeb meem voltage, thermal teeb meem).
Cov modules no tau nruab nrog sensors uas txuas ntxiv saib ntau yam tsis xws li qhov kub, kev co, thiab voltage. Thaum cov sensors ntes kev nyeem tsis zoo, lub kaw lus xa tawm cov kev ceeb toom. Piv txwv li, yog hais tias qhov ntsuas kub ntawm tus qauv tshaj li qhov pib ua ntej, nws tuaj yeem yog cov cim ntawm qhov teeb meem thermal. Lub kaw lus tuaj yeem xa cov lus ceeb toom rau pab pawg txij nkawm, uas tuaj yeem tshawb xyuas qhov teeb meem ua ntej nws ua rau ua tiav tsis ua tiav. Qhov no txo qis qis qis qis thiab txuas ntxiv rau lub neej ntawm koj lub tshuab automation. Los ntawm kev ua kev txij nkawm, cov tuam txhab tuaj yeem txuag tau ntawm cov nqi txij nkawm, thiab txhim kho kev ntseeg tau tag nrho ntawm lawv cov txheej txheem kev muaj kev muaj kev muaj.
Xaus: Navigating txuas nrog kev ntseeg siab
Qhov kev txuas ntawm Siemens S {}} modules, xws li simatic 6es {}} ab0} ABT kev lom zem nyob rau hauv kev lag luam automation toj roob hauv pes. Txawm li cas los xij, nrog cov tswv yim zoo thiab kev paub, nws tsis tas yuav muaj kev sib tw txaus ntshai.
Thoob plaws hauv phau ntawv qhia no, peb tau tshawb txog ntau yam hloov thiab txhim kho kev xaiv muaj. Peb tau pom cov hloov pauv ncaj qha li 6 tus {}}}}}}} ab0} AB0, muab kev txhim kho txhim kho thiab nta. Hloov kho cov digital I / O thiab kev sib txuas lus kuj tseem coj tau kev ua haujlwm zoo dua thiab kev sib koom ua ke zoo dua nrog cov kev lag luam niaj hnub no.
System -} qib hloov kho cov tswv yim, xws li migrating mus rau ov 200sp, qhib tshiab cov peev xwm rau cov ntsuas hluav taws xob, ua haujlwm tau zoo, thiab kev sib txuas. Cov kev hloov tshiab no tsis tsuas yog hais txog qhov kev txwv ntawm cov kev txwv ntawm cov kev txwv ntawm cov kev txwv ntawm qhov kev txwv tab sis kuj ua txoj hauj lwm koj lub tshuab tsim muaj kev loj hlob rau yav tom ntej.
Hauv kev xaus, thaum lub sij hawm ua kom tsis tiav ntawm s 7 - 300 modules yuav tsum tau saib xyuas thiab kev npaj rau kev loj hlob thiab txhim kho. Nrog kev hloov pauv tau thiab txhim kho kev xaiv, nrog rau qhov zoo-}}} kev hloov pauv no nrog kev ntseeg siab. Txawm hais tias koj tab tom nrhiav rau ib simatic 6es 7331 - 1}}}}}}}}} Txoj kev txiav txim siab rau koj cov kev txiav txim siab zoo tshaj plaws rau koj cov kev lag luam xav tau. Nco ntsoov kuj tseem tseem xav txog kev ntsuas analog
