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Thermocouple Compensating Cable

Provided insulation material
Insulation material Long-term max. temperature Short-term max. temperature Abrasion resistance Moisture resistance Corrosion resistance
FEP 200℃ 260℃ Excellent Excellent Excellent
PFA 260℃ 290℃ good Excellent Excellent
PVC 105℃ 105℃ good Excellent good
Mica 650℃ 705℃ good Common good
Fiberglass 400℃ 500℃ good good good
Vitreous Silica 800℃ 1100℃ Common Poor Poor
PTFE 260℃ 316℃ good Excellent Excellent
KAPTON 316℃ 427℃ Excellent Excellent Excellent
Silicone Rubber 200℃ 200℃ good Excellent good
Ceramic Fiber 1200℃ 1600℃ Common Poor Poor

Provided internal shielding material
Aluminum foil, copper wire, nickel coated copper wire, tin coated copper wire, silver coated copper wire, 304 stainless steel, Inconel 600, Inconel 625

Provided external shielding material
Copper wire, nickel coated copper wire, tin coated copper wire, silver coated copper wire, 304 stainless steel, Inconel 600, Inconel 625.

Compensating cable alloy number
No. Thermocouple grade Alloy grade
Positive pole Negative pole
SC S (platinum rhodium 10-platinum) SPC (copper) SNC (copper-nickel)
NC N (nickel chromium silicon-nickel silicon) NPC (Fe) NNC (Cu-Ni)
KCB K(copper-constantan) KPCB (Cu) KNCB (Cu-Ni)
KX K (nickel chromium-nickel silicon) KPX (nickel chromium) KNX (nickel silicone or nickel aluminum)
EX E (nickel chromium-copper nickel) EPX (nickel chromium) ENX (Cu-Ni)
JX J (Fe-Cu-Ni) JPX (Fe) JNX (Cu-Ni)
TX T(cooper-Cu-Ni) TPX (Cu) TNX (Cu-Ni)
We also produce alloy wires used in compensating cable, which are as following:
Thermocouple grade Compensating cable grade Cable positive pole Cable negative pole Thermoelectrical potential at 100℃ and allowable error/mV Thermoelectrical potential at 200℃ and allowable error/mV
Name component code Name component code Thermoelectrical potential Allowable error Thermoelectrical potential Allowable error
Normal Precision Normal Precision
S SC Copper Cu SPC Copper nickel CuNi0.6 SNC 0.645 ±0.037 ±0.023 1.44 ±0.057 -
K KX Nickel chromium NiCr10 KPX Nickel silicon NiSi3 KNX 4.095 ±0.105 ±0.063 8.317 ±0.100 ±0.060
K KC Copper Cu KPC Constantan CuNi40 KNC 4.095 ±0.105 ±0.063 - - -
E EX Nickel chromium NiCr10 EPX Constantan CuNi45 ENX 6.317 ±0.170 ±0.102 13.419 ±0.183 ±0.111
J JX Iron Fe JPX Constantan CuNi45 HNX 5.268 ±0.135 ±0.081 10.777 ±0.183 ±0.083
T TX Copper Cu TPX Constantan CuNi45 TNX 4.277 ±0.047 ±0.024 9.286 ±0.080 ±0.043
National standard color codes
Thermocouple compensating cable provided by OHMALLOY

Index
alloy wire, metal alloy
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Contact Us

OHMALLOY Material Co.,Ltd.

Office Add.: Room 311, No.1211, Mudanjiang Road, Baoshan, Shanghai
Factory Add.: No 126, Jincheng Road, Xindeng, Fuyang,Hangzhou City, Zhejiang Province
Tel.: +86-21-66796338
+86-21-66796337
Fax: +86-21-66796339

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