Frequency Source (726); Millivolt Measurement And Source (724 And 725); Temperature, Thermocouples (724 And 725) - Fluke 724 Calibration Manual

Frequency Source (726)

Range
CPM Source
Hz Source
KHz Source

Millivolt Measurement and Source (724 and 725)

Range*
-10 mV to +75 mV 0.01 mV
Maximum input voltage: 30 V
Temperature coefficient -10 °C to +18 °C, 28 °C to 55 °C: ±0.005 % of range per °C
*Select this function by pressing T. The signal is available at the thermocouple miniplug connector.

Temperature, Thermocouples (724 and 725)

Type Range (°C)
J
K
T
E
R
S
B
1000 to 1800
L
U
N
*
Resolution:
0.1 °C, 0.1 °F
J, K, T, E, L, N, U:
1 °C, 1 °F
B, R, S:
* For Firmware V1.7 or lower, the type N TC has 400 °C as the upper limit.
Minimum
2.0
1.0
1.0
10.00
Resolution
-200 to 0
0 to 1200
-200 to 0
0 to 1370
-200 to 0
0 to 400
-200 to 0
0 to 950
-20 to 0
0 to 500
500 to 1750
-20 to 0
0 to 500
500 to 1750
600 to 800
800 to 1000
-200 to 0
0 to 900
-200 to 0
0 to 400
-200 to 0
0 to 1300
Maximum
1000
1000.0
10.00
15.00
Accuracy
±(0.025 % + 1 count)
Measure and Source Accuracies (°C)
1.0
0.7
1.2
0.8
1.2
0.8
0.9
0.7
2.5
1.8
1.4
2.5
1.8
1.5
2.2
1.8
1.4
0.85
0.7
1.1
0.75
1.5
0.9
Calibrators
Specifications
Accuracy
0.05 %
0.05 %
0.25 %
0.50 %
7