Fluke 724 Calibration Manual

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Calibration Manual
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Calibrating High Ohms Source
Connect the UUT as shown in Figure 31.
aal13f.eps
Figure 31. High Ohms Source Calibration Connections
After making the proper connections, type “8” then press the Enter key on the PC
keyboard. Input directions are displayed at the bottom of the calibration menu:
Enter Selection:
First Calibration Point. Enter Ohms displayed:
Second Calibration Point. Enter Ohms displayed
The 8508A should be locked in the 20 kΩ range (0.1 mA excitation). Enter each of the
two calibration points as prompted.
Note
For best accuracy set to:
1500 Ohms: Use 8508A 2 k
Ω range, 4-wire, LOI On
3200 Ohms: Use 8508A 20 k
Ω range, 4-wire, LOI Off

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