Cell Failure Checks - Teledyne 3010PA Operating Instructions Manual

Oxygen Analyzer
The results screen alternates for a time with:
Then the analyzer returns to the initial System screen.
4.5
Cell failure is covered in detail in Part I: Control Units, section
4.4.1.3, Cell Failure. Cell replacement is covered Part II: Analysis Units
chapter 5, Maintenance.
When the sensor in the 3010P begins to fail, the analyzer will usually
require more and more frequent calibration. If recalibration raises the
readings temporarily only, suspect the cell.
You can check the output of the cell itself by scrolling the MAIN
MENU TO SENSOR.
When you ENTER the function, the sensor report screen appears.
Table 4-1: Self Test Failure Codes
Power
0 OK
1 5 V Failure
2 15 V Failure
3 Both Failed
Analog
0 OK
1 DAC A (0–1 V Concentration)
2 DAC B (0–1 V Range ID)
3 Both Failed
Preamp
0 OK
1 Zero too high
2 Amplifier output doesn't match test input
3 Both Failed

Cell Failure Checks

Part II: Analysis Unit
Part II: 4-3