4B Digimatic DML4W, Operation Manual

Page: 11 / 20

PAGE 11
CAL MODE (AUTO/MAN SWITCH SET TO AUTO) -
In this mode, pressing and holding the “
Probe Covered / Raise”
button (E - Image D) with the probe
covered, will cause the unit to measure and display the covered value, and recalibrate the relay
operating point if necessary.
Pressing and holding the “
Probe Un-Covered / Lower”
button (F - Image D) with the probe uncovered,
will cause the unit to measure and display the uncovered value, again recalibrating the relay
operating point if necessary.
CAL MODE (AUTO/MAN SWITCH SET TO MAN) -
In this mode, pressing and holding the “
Probe Covered / Raise”
button (E - Image D) will cause the
display to momentarily display the present relay operating point and then to increment the setting
slowly and then rapidly to set a higher operating point.
Pressing and holding the “
Probe Un-Covered / Lower”
button (F - Image D) will cause the display
to momentarily show the current relay operating point, and then decrement the setting, slowly and
then rapidly.
Once adjusted in manual mode, any previous settings will be lost. The CXXX reading will be 1 above the
relay operating point and the UXXX reading 1 below.
NOTE
Always return to “Park” after calibration.