ZINTHU ZONSE
Mtundu R Thermocouple (Platinum Rhodium -13% / Platinum):
Mtundu R umagwiritsidwa ntchito pa kutentha kwambiri. Ili ndi kuchuluka kwa Rhodium kuposa mtundu wa S, zomwe zimapangitsa kuti zikhale zodula. Mtundu R ndi wofanana kwambiri ndi mtundu wa S potengera magwiridwe antchito. Nthawi zina amagwiritsidwa ntchito pochepetsa kutentha chifukwa cha kulondola kwake komanso kukhazikika. Mtundu R umakhala ndi zotulutsa zapamwamba pang'ono komanso kukhazikika kwamtundu wa S.
Mitundu ya R, S, ndi B thermocouples ndi "Noble Metal" thermocouples, yomwe imagwiritsidwa ntchito pa kutentha kwakukulu.
Mitundu ya S thermocouples imadziwika ndi kuchuluka kwa mankhwala osasunthika komanso kukhazikika pakutentha kwambiri. Nthawi zambiri amagwiritsidwa ntchito ngati muyezo pakuwongolera ma thermocouples azitsulo.
Platinamu rhodium thermocouple(S/B/R TYPE)
Platinum Rhodium Assembling Type Thermocouple imagwiritsidwa ntchito kwambiri m'malo opangira kutentha kwambiri. Amagwiritsidwa ntchito kwambiri kuyeza kutentha mu galasi ndi mafakitale a ceramic ndi salting ya mafakitale.
Insulation zakuthupi: PVC, PTFE, FB kapena malinga ndi zomwe kasitomala amafuna.
Mtundu R Kutentha:
Kulondola (chilichonse chachikulu):
Kuganizira za waya wopanda mtundu R thermocouple ntchito:
Kodi | Mawaya gawo la thermocouple | |
+Nyendo yabwino | -Nyendo yolakwika | |
N | Ni-cr-si (NP) | Ni-si-magnesium (NN) |
K | Ni-Cr (KP) | Ni-Al(Si) (KN) |
E | Ni-Cr (EP) | Ku-Ni |
J | Chitsulo (JP) | Ku-Ni |
T | Mkuwa (TP) | Ku-Ni |
B | Platinum Rhodium - 30% | Platinamu Rhodium - 6% |
R | Platinum Rhodium - 13% | Platinum |
S | Platinum Rhodium - 10% | Platinum |
Chithunzi cha ASTM | ANSI | IEC | DIN | BS | NF | JIS | Mtengo wa GOST |
(American Society for Testing and Equipment) E 230 | (American National Standard Institute) MC 96.1 | (European Standard ndi International Electrotechnical Commission 584) -1/2/3 | (Deutsche Industrie Normen) EN 60584 -1/2 | (Miyezo yaku Britain) 4937.1041, EN 60584 - 1/2 | (Norme Française) EN 60584 -1/2 - NFC 42323 - NFC 42324 | (Miyezo Yamakampani aku Japan) C 1602 - C 1610 | (Kugwirizana kwa Russian Specifications) 3044 |
Waya: 0.1 mpaka 8.0 mm.
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