Calibration Terminology; Environment Conditions; Calibration Equipment; Calibration - Fluke 9118A User Manual

Calibration Terminology

As Found Data: Data measured on the UUT before it is
adjusted.
As Left Data: Data measured on the UUT after it is
adjusted.

Environment Conditions

Furnace calibration must be done in an environment with a
temperature of 23 °C ±4 °C and relative humidity below
60 %.

Calibration Equipment

Table 6 is a list of equipment necessary for a furnace

calibration.

Table 6. Calibration Equipment
Equipment
Ice Point
Thermocouple Readout
Thermocouples
Specifications
0.05 °C accuracy
0.02 °C stability
0.25 °C accuracy
S or R type
1 °C @ 1200 °C
Calibration
Product calibration uses a stability test, uniformity test, and
adjustment, followed by an accuracy test and adjustment.
All tests and adjustments are done at different
temperatures across the range of the Product. Figure 24 is
a flow chart of the calibration procedure for the tube
furnace.
Calibration Furnace
Maintenance
61