Dab tsi yog POS ntawv?

Taw tes-ntawm-muag (POS) yog hom thermal ntawv siv nyob rau hauv cov khw muag khoom siv, cov tsev noj mov thiab lwm cov lag luam los luam cov nqi them thiab cov ntaub ntawv khaws cia. Nws feem ntau hu ua thermal ntawv vim tias nws tau coated nrog cov tshuaj uas hloov xim thaum muaj cua sov, pub luam tawm sai thiab yooj yim yam tsis muaj kev xav tau rau Ribbon lossis toner.

POS ntawv feem ntau siv nrog POS printers POS, uas yog tsim los rau cov luam ntawv cov ntawv txais khoom thiab lwm cov ntaub ntawv kev ua lag luam. Cov luam ntawv no siv cov cua sov los luam tawm ntawm cov ntawv thermal, ua rau lawv zoo tagnrho rau kev luam ntawv nrawm lossis chaw noj mov hauv tsev noj mov.

POS ntawv muaj ob peb yam tseem ceeb uas ua rau nws tshwj xeeb thiab zoo-haum rau nws cov kev npaj siv. Ua ntej, POS ntawv yog ruaj, nroo cov ntawv txais nyiaj thiab cov ntaub ntawv tseem ua kom meej thiab ua tiav rau lub sijhawm tsim nyog. Qhov no yog qhov tseem ceeb rau cov lag luam uas yuav xav tshuaj xyuas cov ntaub ntawv ua lag luam tom qab.

Ntxiv nrog rau nws qhov kev ua haujlwm ruaj khov, POS ntawv kuj yog cua sov-resistant. Qhov no tseem ceeb vim tias POS luam tawm siv cov cua sov los luam tawm ntawm daim ntawv, thiab daim ntawv yuav tsum muaj peev xwm tiv taus cov cua sov lossis kev puas tsuaj. Qhov kev tiv thaiv tshav kub no tseem pab kom cov ntawv txais ntawv luam tsis ploj mus ntev dua lub sijhawm, tswj lawv txoj kev paub meej thiab kev ua tiav.

Lwm qhov tseem ceeb ntawm POS ntawv yog nws loj. POS ntawv Rolls yog feem ntau nqaim thiab cog lus, ua rau lawv yooj yim kom haum rau cov ntawv luam ntawv POS thiab cov ntawv sau nyiaj. Qhov loj me me no tseem ceeb heev rau kev lag luam nrog kev txwv qhov chaw, raws li nws tso cai rau kev ua tau zoo, luam ntawv yooj yim yam tsis tau siv chaw tsis tsim nyog.

POS ntawv muaj nyob rau ntau qhov ntau thiab tsawg thiab ntev kom haum rau ntau hom ntawm lub npe ntawv POS thiab kev xav tau kev lag luam. Qhov ntau thiab tsawg tshaj plaws muaj cov dav dav ntawm 2 ¼ ntiv taw thiab ntev li ntawm 50, 75, lossis 150 kauj tshib kuj muaj los ntawm cov chaw muag khoom tshwj xeeb.

Cov tshuaj siv cov tshuaj siv rau ntawm POS NTAWV yog hu ua thermal txheej, thiab nws yog cov txheej no uas tso cai rau daim ntawv los hloov xim thaum rhuab. Feem ntau hom cua sov-rhiab txheej txheej ntawm POS ntawv yog Bisphenol A (BPA), uas yog paub rau nws cov kev kub ntxhov thiab ua kom ruaj khov. Txawm li cas los xij, nyob rau hauv xyoo tsis ntev los no, muaj kev txhawj xeeb tsis ntev los no txog cov kev pheej hmoo noj qab haus huv cuam tshuam nrog BPA, ua rau kev hloov pauv rau lwm txoj hauv BPA.

BPA-pub dawb POS ntawv yog tam sim no dav muaj thiab yog muaj kev nyab xeeb dua, ntau txoj kev xaiv ib puag ncig. BPA-pub dawb POS ntawv siv ntau hom kev sib txawv-rhiab txheej kom ua tiav tib cov txiaj ntsig xim-hloov yam tsis tau siv BPA. Raws li cov neeg tau txais kev paub txog ntawm cov peev txheej kev noj qab haus huv tseem loj tuaj, ntau lub lag luam tau hloov mus rau BPA-tso cov ntawv tso cai rau cov neeg siv khoom thiab cov neeg ua haujlwm.

Ntxiv rau cov qauv POS tus qauv dawb, tseem muaj cov duab liab thiab sau ua ntej. Cov ntawv sau muaj xim feem ntau siv los ua kom pom cov ntaub ntawv tshwj xeeb ntawm daim ntawv them nyiaj lossis cov ntaub ntawv tshwj xeeb, thaum cov ntaub ntawv tshwj xeeb, xws li txoj cai ua lag luam lossis rov qab.

Hauv cov ntsiab lus, POS ntawv yog qhov tshwj xeeb ntawm cov ntawv thermal siv rau cov ntawv txais xov tooj thiab cov ntaub ntawv ua lag luam hauv khw muag khoom, cov khw noj mov, thiab lwm lub chaw ua haujlwm. Nws yog qhov ruaj khov, kub-resistant, thiab muaj nyob rau ntau qhov ntau thiab tsawg thiab ntev kom haum rau ntau hom luam ntawv POS thiab kev xav tau kev lag luam. Raws li ib puag ncig thiab kev noj qab haus huv tau ua rau muaj kev loj hlob BPA-pub dawb, muab cov lag luam nrog kev nyab xeeb thiab ntau lub chaw muaj kev nyab xeeb. Nrog nws cov cim tshwj xeeb thiab versatility, POS ntawv yog qhov cuab yeej tseem ceeb rau kev lag luam nrhiav kev lag luam uas lawv cov neeg siv khoom thiab muab cov ntawv txais nyiaj kom meej, yooj yim-nyeem.