Enwere ike ịkpọ eriri ụgwọ ụgwọ thermocouple dị ka eriri akụrụngwa, ebe ọ bụ na a na-eji ha maka nha okpomọkụ. Ihe owuwu ahụ yiri eriri ngwaọrụ ejikọtara ọnụ mana ihe nchịkwa dị iche. A na-eji thermocouples eme ihe na usoro iji hụ okpomọkụ ma jikọọ ya na pyrometers maka ngosi na njikwa. A na-eduzi thermocouple na pyrometer site na eriri ọkụ thermocouple / thermocouple na-akwụ ụgwọ. Ndị na-eduzi ndị a na-eji maka eriri thermocouple ndị a ka achọrọ ka ha nwee ihe ndị yiri ya na thermo-electric (emf) dị ka nke thermocouple eji maka ịhụ okpomọkụ.
Ụdị T Thermocouple (ọla kọpa +/Constantan–) T bụ warara nso na elu izi ezi thermocouple waya. Ọ na-ewu ewu na nrụnye nleba anya ọnọdụ okpomọkụ nke sayensị na ahụike. Ọ bụ izi ezi ±1°C/2°F maka oke ọkọlọtọ yana ±0.5°C/1°F maka oke pụrụiche, ma nwee oke okpomọkụ -330°F ~ 662°F (-200°C ~ 350°C) dabere na waya nlele nha.
Anyị osisi tumadi rụpụta ụdị KX, NX, EX, JX, NC, TX, SC / RC, KCA, KCB akwụ ụgwọ waya maka thermocouple, na ha na-eji okpomọkụ nha ngwá na cables. Ngwaahịa na-akwụ ụgwọ thermocouple anyị niile na-agbaso GB/T 4990-2010 'Alloy wires of extension and charge cables for thermocouples' (Chinese National Standard), yana IEC584-3 'Thermocouple Part 3-na-akwụ ụgwọ waya' (International Standard).
Ihe nnọchianya nke comp. waya: koodu thermocouple+C/X, eg SC, KX
X: Mkpirisi maka ndọtị, pụtara na alloy waya akwụ ụgwọ bụ otu ihe na alloy nke thermocouple.
C: Mkpirisi maka nkwụghachi ụgwọ, pụtara na alloy waya akwụ ụgwọ nwere mkpụrụedemede yiri ya na alloy thermocouple n'ụdị okpomọkụ.
Ngwa:
1. Na-ekpo ọkụ - gas ọkụ maka oven
2. Ntu oyi - friza
3. Nchekwa engine - Okpomọkụ na elu okpomọkụ
4. Njikwa okpomọkụ dị elu - nkedo ígwè
Nkọwa zuru ezu
Koodu Thermocouple | Comp. Ụdị | Comp. Aha waya | Nke dị mma | Ihe ọjọọ | ||
Aha | Koodu | Aha | Koodu | |||
S | SC | ọla kọpa-constantan 0.6 | ọla kọpa | SPC | 0.6 | SNC |
R | RC | ọla kọpa-constantan 0.6 | ọla kọpa | RPC | 0.6 | RNC |
K | KCA | Iron-constantan22 | Ígwè | KPCA | nọgidere22 | KNCA |
K | KCB | ọla kọpa-constantan 40 | ọla kọpa | KPCB | nke ugboro 40 | KNCB |
K | KX | Chromel10-NiSi3 | Chromel10 | KPX | NiSi3 | KNX |
N | NC | Iron-constantan 18 | Ígwè | NPC | ala 18 | NNC |
N | NX | NiCr14Si-NiSi4Mg | NiCr14Si | NPX | NiSi4Mg | NNX |
E | EX | NiCr10-Constantan45 | NiCr10 | EPX | Constantan45 | ENX |
J | JX | Iron-Constantan 45 | Ígwè | JPX | nkeji 45 | JNX |
T | TX | ọla kọpa-Constantan 45 | ọla kọpa | TPX | nkeji 45 | TNX |
Agba nke mkpuchi na Sheath | ||||||
Ụdị | Agba mkpuchi | Agba Sheath | ||||
Nke dị mma | Ihe ọjọọ | G | H | |||
/ | S | / | S | |||
SC/RC | Uhie | GREEN | OJI | GRAY | OJI | ODO |
KCA | Uhie | Acha anụnụ anụnụ | OJI | GRAY | OJI | ODO |
KCB | Uhie | Acha anụnụ anụnụ | OJI | GRAY | OJI | ODO |
KX | Uhie | OJI | OJI | GRAY | OJI | ODO |
NC | Uhie | GRAY | OJI | GRAY | OJI | ODO |
NX | Uhie | GRAY | OJI | GRAY | OJI | ODO |
EX | Uhie | Agba aja aja | OJI | GRAY | OJI | ODO |
JX | Uhie | PURPLE | OJI | GRAY | OJI | ODO |
TX | Uhie | Ọcha | OJI | GRAY | OJI | ODO |
Mara: G–Maka ojiji izugbe H–Maka okpomoku na-eguzogide iji klaasị S-Precision Klas nkịtị enweghị akara ọ bụla |
Nkwakọ ngwaahịa: 500m / 1000m kwa mpịakọta na plastic film ọbọp na katọn ngwugwu. Dị ka ọnụ ọgụgụ nke ịtụ na ahịa chọrọ.
Nkọwa nke nnyefe: Site n'oké osimiri/ ikuku/Express nnyefe