Cal Thermocouples - Fluke 724 Calibration Manual

Cal Thermocouples

Connect the UUT as shown in Figure 19.
From the Calibration Menu, enter the cal step for Cal Thermocouples. The PC displays:
Connect accurate T/C source : TYPE-J thermocouple
Simulate 0.0 degrees C
- press space bar to continue
Set the Fluke 5520A to output 0.00 degrees C for a type-J thermocouple using the ITS-90
standard, then press the space bar on the PC. After a short while, the PC displays the
following calibration constant and new prompt:
CJC Temp Read = 27.359071
Type 2
CJC mV =
mV Read = -1.260579
CJC = 0.139814,
- press space bar to continue
Press the space bar to return to the Calibration Menu.
Figure 19. Thermocouples Calibration Connections
1.400393
(cjc - type_j) = 2.736758
Calibrators
Calibration Adjustment
aal11f.eps
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