Fluke 726 FE 726 Users Manual - Page 32

726 Users Manual Table 5. Thermocouple Types Accepted Type Positive Lead Material Positive Lead (H) Color ANSI* IEC** Negative Lead Material E Chromel Purple Violet Constantan N Ni-Cr-Si Orange Pink Ni-Si-Mg J Iron White Black Constantan K Chromel Yellow Green Alumel T Copper Blue Brown Constantan B Platinum (30 % Rhodium) Gray Platinum (6 % Rhodium) R Platinum (13 % Rhodium) Black Orange Platinum S Platinum (10 % Rhodium) Black Orange Platinum L Iron Constantan U Copper Constantan C Tungsten 5% Rhenium White None Tungsten 26% Rhenium BP 90.5 % Ni + 9.5 % Cr GOST Violet or Black 56 % Cu + 44 % Ni XK 95 % W + 5 % Re Red or Pink 80 % W + 20 % Re *American National Standards Institute (ANSI) device negative lead (L) is always red. **International Electrotechnical Commission (IEC) device negative lead (L) is always white. 22 Specified Range (°C) -200 to 950 -200 to 1300 -200 to 1200 -200 to 1370 -200 to 400 600 to 1800 -20 to 1750 -20 to 1750 -200 to 900 -200 to 400 0 to 2316 -200 to 800 0 to 2500