Fluke 724 Calibration Manual

Calibrators
Specifications
7
Frequency Source (726)
Range Minimum Maximum Accuracy
CPM Source 2.0 1000 0.05 %
Hz Source 1.0 1000.0 0.05 %
1.0 10.00 0.25 %
KHz Source
10.00 15.00 0.50 %
Millivolt Measurement and Source (724 and 725)
Range* Resolution Accuracy
-10 mV to +75 mV 0.01 mV ±(0.025 % + 1 count)
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) Measure and Source Accuracies (°C)
J
-200 to 0
0 to 1200
1.0
0.7
K
-200 to 0
0 to 1370
1.2
0.8
T
-200 to 0
0 to 400
1.2
0.8
E
-200 to 0
0 to 950
0.9
0.7
R
-20 to 0
0 to 500
500 to 1750
2.5
1.8
1.4
S
-20 to 0
0 to 500
500 to 1750
2.5
1.8
1.5
B
600 to 800
800 to 1000
1000 to 1800
2.2
1.8
1.4
L
-200 to 0
0 to 900
0.85
0.7
U
-200 to 0
0 to 400
1.1
0.75
N
*
-200 to 0
0 to 1300
1.5
0.9
Resolution:
J, K, T, E, L, N, U: 0.1 °C, 0.1 °F
B, R, S: 1 °C, 1 °F
* For Firmware V1.7 or lower, the type N TC has 400 °C as the upper limit.

Fluke 724 Specifications

General

Temperature Range	-10°C to 55°C
Thermocouple Types	J, K, T, E, R, S, B, L, U, N
Current Measurement	0 to 24 mA
Operating Temperature	-10°C to 55°C
Function	Process calibrator
RTD Types	Pt100, Pt500, Pt1000
Voltage Measurement	0 to 10 V
Loop Power	24 V DC
Display	Dual Display
Power Supply	4 AA batteries
Resolution	0.1 °C
Storage Temperature	-20 °C to 60 °C
Battery Life	25 hours
Relative Humidity	0 % to 90 %
Safety Compliance	CSA C22.2 No. 1010.1:1992