Fluke 725 - Frequency Source; Temperature, Thermocouples

725
Users Manual
58
Frequency Source
Range
Resolution
Accuracy
(% of output
frequency)
2.0 to 1000.0 CPM 0.1 CPM ± 0.05 %
1 to 1000 Hz 1 Hz ± 0.05 %
1.0 to 10.0 kHz 0.1 kHz ± 0.25 %
Waveform: 5 V p-p squarewave, -0.1 V offset
Temperature, Thermocouples
Type Range
Measure and Source
Accuracies (ITS-90)
J -200 to 0 °C
0 to 1200 °C
1.0 °C
0.7 °C
K -200 to 0 °C
0 to 1370 °C
1.2 °C
0.8 °C
T -200 to 0 °C
0 to 400 °C
1.2 °C
0.8 °C
E -200 to 0 °C
0 to 950 °C
0.9 °C
0.7 °C
R -20 to 0 °C
0 to 500 °C
500 to 1750 °C
2.5 °C
1.8 °C
1.4 °C
S -20 to 0 °C
0 to 500 °C
500 to 1750 °C
2.5 °C
1.8 °C
1.5 °C
B 600 to 800 °C
800 to 1000 °C
1000 to 1800 °C
2.2 °C
1.8 °C
1.4 °C
L -200 to 0 °C
0 to 900 °C
0.85 °C
0.7 °C
U -200 to 0 °C
0 to 400 °C
1.1 °C
0.75 °C
N -200 to 0 °C
0 to 1300 °C
1.5 °C
0.9 °C
XK -200 to -100 °C
-100 to 800 °C
0.5 °C
0.6 °C
BP 0 to 800 °C
800 to 2500 °C
1.2 °C
2.5 °C
Resolution:
J, K, T, E, L, N, U, XK, BP: 0.1 °C, 0.1 °F
B, R, S: 1 °C, 1 °F