Thermo Scientific DensityPRO NAI Series, User Manual

Page: 131 / 196

Operation
Calibration
Thermo Scientific DensityPRO User Manual 4-79
Output Calibration
1. Select an output from the list. The available outputs for calibration are:

Current Output A

Current Output B

Current Output C
2. Choose a 2-point or 3-point calibration.
3. Click the Next button to capture the calibration minimum point.
Note: A digital multi-meter must be connected to the output for accurate
calibration.
Figure 4-43. Output Calibration, Minimum Point
4. Click Start Calibrate to begin calibration.
5. Once the actual raw minimum current stabilizes on the multi-meter, click Freeze
Count to capture the data.
6. Enter the actual raw minimum current. If the Required Min mA is 4, and the
multi-meter is reading 4.03, enter 4.03 in the Actual Raw Min mA textbox.
a. If there is a problem with the data, the user has the option to abort the
calibration by clicking the Abort CAL button, and can return to the previous
screen by pressing the Back button.