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Thermocouple tare da zafin jiki mai watsawa (fashewa)
Aikace-aikace Yawancin lokaci tare da nuni kayan aiki, rikodin kayan aiki, lantarki kwamfuta da sauransu, fitarwa 4-20mA, kai tsaye auna ruwa, tururi
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aikace-aikace
Yawancin lokaci amfani tare da nuni na'urori, rikodin na'urori, lantarki kwamfuta da sauransu, fitarwa 4-20mA, kai tsaye auna ingancin ruwa, tururi da kuma zafin jiki na farfajiyar farfajiyar da ke cikin -200 ℃ -1300 ℃ na carbon chloride da sauran abubuwan fashewa a wurin samarwa.
siffofi
Biyu waya fitarwa 4-20mA, anti tsangwama iya karfi;
Ajiye biyan kuɗin wayoyi da kuma shigar da zafin jiki mai watsawa;
Ajiye babban kewayon;
Cold karshen zafin jiki ta atomatik diyya, non-linear gyara kewaye;
Ka'idar aiki
Thermocouple (juriya) a cikin aiki yanayin auna thermal karfin aiki (juriya) canji, bayan zafin jiki mai watsawa gada samar da rashin daidaito siginar, bayan amplified canza zuwa 4-20mA lantarki siginar zuwa aiki ma'auni, aiki ma'auni nuna daidai zafin jiki darajar.
Fashewa insulation thermocouple (juriya) amfani da m fashewa insulation ka'idar, a lokacin da fashewa faru a cikin rumbun, za a iya kashewa da sanyaya ta hanyar haɗin saman rabo, don haka da wuta da zafin jiki bayan fashewa ba zai iya wucewa
A waje da cavity, don haka a yi zafin jiki. Thermocouple (juriya) samar da thermal karfi (juriya darajar) ta hanyar da zazzabi mai watsawa gada samar da rashin daidaito siginar, bayan amplified canza zuwa 4-20mA DC lantarki siginar ga ma'aikata ma'auni, aiki ma'auni nuna daidai zazzabi darajar.
Main fasaha sigogi
Product aiwatar da ka'idoji
CE, ISO
CE, ISO
IEC1515 ƙarfin
JB/T5518-91
CE, ISO
CE, ISO
IEC1515 ƙarfin
JB/T5518-91
JB/T7391-94
Ma'auni kewayon da permissions
1) Heat resistor auna zafin jiki kewayon da kuma yarda
| samfurin | raba lambar | gwajinzafi kewayon ℃ | TsarinMatsayin digiri | Barka karkatarwa |
| WZPB | Pt100 | -200-+500 |
matakin AAmatakin
|
± (0,15 + 0,002 ITI)
± (0.30 + 0.005 ITI)
|
| WZCB | Cu50 Cu100 | -50-+100 | ± (0.30 + 0.005 ITI) |
2) Thermocouple zafin jiki kewayon da kuma yarda
| samfurin | mintidarajar | Matsayin watsi | |||
| Na | II | ||||
| bambancin darajar | Yankin zafin jiki ℃ | yardabambancin darajar | Temperature kewayon | ||
| da | K | ±1.5℃ | -40-375 | ±2.5℃ | -40-333 |
| ± 0.004 ITI | 375-1000 | 0.0075% murmushi | 333-1200 | ||
| WRMB | N | ±1.5℃ | -40-375 | ±2.5℃ | -40-333 |
| ± 0.004 ITI | 375-1000 | 0.0075% murmushi | 333-1200 | ||
| da | E | ±1.5℃ | -40-375 | ±1.5℃ | -40-333 |
| ± 0.004 ITI | 375-800 | 0.004% murmushi | 333-900 | ||
| WRFB | J | ±1.5℃ | -40-375 | ±1.5℃ | -40-333 |
| ± 0.004 ITI | 375-750 | 0.004% murmushi | 333-750 | ||
| WRCB | T | ±1.5℃ | -40-125 | ±1℃ | -40-133 |
| ± 0.004 ITI | 125-350 | 0.0075% murmushi | 133-1000 | ||
Output siginar: 4-20 mA, load juriya 250, watsa waya juriya 100
Output Hanyar: biyu waya
Daidaito Rating:
zafin jiki mai watsawa daidaito darajar: 0.1 0.2 0.5
Nuni daidaito matakin: analog nuni matakin 2.5; Digital nuni 0.5 mataki.
zafin jiki mai watsawa daidaito darajar: 0.1 0.2 0.5
Nuni daidaito matakin: analog nuni matakin 2.5; Digital nuni 0.5 mataki.
Wutar lantarki: 24V.DC ± 10٪
Kariya Rating: IP65
Matsayin fashewa:
Irin fashewa: dIIBT4 dIICT5 dIICT6
Ainihin aminci iri: iaIICT6
Irin fashewa: dIIBT4 dIICT5 dIICT6
Ainihin aminci iri: iaIICT6
Karewa juriya: The karewa juriya tsakanin gauge fitarwa wiring tashar da gida ya kamata ba kasa da 50.
Heat amsa lokaci:
Lokacin da zafin jiki ya bayyana canji na mataki, siginar fitarwa na yanzu na ma'aunin ya canza zuwa daidai da kashi 50% na lokacin da ake buƙata na wannan canjin mataki, yawanci a cikin t0.5 yana nufin lokacin da lokacin amincewar amsawa na mataki na mai watsawa na zafin jiki ba ya wuce kashi biyar na lokacin amincewar amsawa na zafi na t0.5, lokacin amsawa na zafi na zafi na zafi a matsayin lokacin amsawa na ma'aunin; Lokacin da lokacin kwanciyar hankali na amsawar zafi na mai watsawa na zafi ba ya wuce rabin lokacin kwanciyar hankali na amsawar zafi na thermocouple (resistance) t0.5, lokacin amsawar zafi na mai watsawa na zafi yana amfani da shi a matsayin lokacin amsawar zafi na ma'auni;
Basic kuskure:
Kuskuren masu mahimmanci na ma'auni bai kamata ya wuce kuskuren haɗin thermocouple (resistance) da kuma kuskuren masu watsawa na zafi ba.
Kuskuren masu mahimmanci na ma'auni bai kamata ya wuce kuskuren haɗin thermocouple (resistance) da kuma kuskuren masu watsawa na zafi ba.
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