Teledyne 2240 - Portable Handheld Hydrogen Leak Detector, 3rd generation (revision 2/29/08) - Manual (Page 24)

Startup and Operation Model 2240
Teledyne Analytical Instruments 14
Probe firmware revision. The right most number
preceded by a ‘C’ is the Controller firmware
revision. For example: S 1.23 C2.34
for Probe
firmware version 1 .23 and Controller firmware
version 2.34
Serial Number:
Displays the product serial number. For example:
50123
Calibration Date: Displays the date of last factory calibration,
MM/DD/YY. For example: 5/8/06 for 8 May
2006.
2.13 Reset Sensor
The Reset Sensor menu is used to invoke the Reset Operation as
described in Section 2.9.
2.14 Zero Sensor
The Zero Sensor menu is used to invoke the Zero Operation as
described in Section 2.10.
2.15 Field Calibrate
The Field Calibrate menu shows the date of the last field calibration
and allows the user to invoke the Verify, Calibrate, and Clear functions.
Verify Sensor: Press ENTER to invoke the Verify function (see
Section 3.4).
Calibrate Sensor: Press ENTER to invoke the Calibrate function (see
Section 3.5).
Clear Field Cal: Press ENTER to invoke the Clear function (see
Section 3.6).