Teledyne 2240 - Portable Handheld Hydrogen Leak Detector, 3rd generation (revision 2/29/08) - Manual (Page 28)

Field Verify/Calibration Model 2240
Teledyne Analytical Instruments 18
Step Display User Response
28
Verify Sensor
Error:
The Verify Test has failed. Calibration is
recommended. With the Calibration Cup, apply
hydrogen-free, ultra-zero air to the Probe sensor.
Wait for the LED Bar Graph array in the Probe to
show only one (or zero) yellow LEDs. Press ENTER
29
Field Calibrate
XX/XX/XX
Press ▼
30
Exit
Press ▼
31
Information Disp. Press ▼
32
Reset Sensor
Carry out the Reset function to speed the recovery
from hydrogen exposure to move on to Calibration.
Press ENTER.
33
Reset Sensor
Are you sure?
Press ENTER
34
Reset Sensor
In Progress
During Reset, the Probe Tip LED will be orange.
35
Reset Sensor
Done
Press ENTER
36
Reset Sensor Press ▼
37
Zero Sensor Press ▼
38
Field Calibrate
XX/XX/XX
Press ENTER or ►
39
Verify Sensor Press ▼
40
Calibrate Sensor
Press ENTER to perform field calibration. Go to Step
8 of Section 3.5.