Fluke 726 User Manual

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

Fluke 726 Specifications

General

Auto-ramp function	Yes
Measuring parameters	Current, Frequency, Resistance, Temperature, Voltage
Frequency source accuracy	0.5 %
Frequency measurement accuracy	0.05 %
DC current measurement accuracy	0.01 %
DC voltage measurement accuracy	0.025 %
Resistance measurement accuracy	0.015 %
Product color	Black, Yellow

Weight and Dimensions

Depth	47 mm
Width	96 mm
Height	200 mm
Weight	650 g