Model 3440-L 6–13
6. SPECIAL FUNCTIONS
DISABLE A SPECIAL CALIBRATION
To disable a previously enabled special calibration, press 〈2〉 from the
SPEC CALIB. menu. The display will be:
NORMAL
CALIBRATION
ENABLED!
The gauge will return to the READY display.
PERFORM A SPECIAL CALIBRATION (RECALIBRATION)
Before performing a special calibration, the following steps must be taken:
1. The sample area must be prepared for testing.
2. Gauge readings must be taken on each area.
3. A wet density measurement using an alternative method must be
performed.
To perform a new special calibration, prepare a test site and position the
gauge. Position the rod at the correct depth and press 〈3〉 from the SPEC
CALIB. menu. The display will be:
Input rod depth:
(Enter 0 for BS)
xxinches
(Press ENTER)
Press 〈START/ENTER〉 after input of the rod depth. The display is:
SPECIAL CALIB.
Depth: x inches
Time: x min.
Press START