Amprobe RTD-10 RTD-Thermometers - Manual (Page 13)

6
off feature is disabled and “ ” key, “°C/°F” key, “REL”
key, “SET” key, “Hi/Lo LIMITS” key and main display
“T1 T2 T1- T2” key, “TYPE” key are disabled. The beeper
emits a tone when a new minimum or maximum value
is recorded.
Press “MAX/MIN” key to cycle through the MAX, MIN
and AVG readings. If an overload is recorded, the
averaging function is stopped. In this mode, press the
“HOLD” key to stop the recording of readings, all values
are held, press again to restart recording.
To prevent accidental loss of MAX, MIN and AVG data,
this mode can only be cancelled by pressing and holding
the “MAX/MIN” key for 2 seconds. All recorded readings
are erased.
“REL” Relative Mode (only Main display)
Press the “REL” key to enter the relative mode, zero the
display, and store the displayed Reading as a reference
value. REL is shown on the display. Press “REL” key
again to exit the relative mode. The relative reference
value can also be entered by the user. (See “SET mode”
later in this manual). When the desired relative value
has been entered, press “REL” key to enter the relative
mode and than press “SET” key use the entered relative
value as a reference value. Press “REL” key again to exit
the relative mode. In the relative mode, the value (can
not >±1999.9 counts) shown on the LCD is always the
difference between the stored reference and the present
reading.
“HOLD” Mode (only Main display)
Press the “HOLD” key to enter the Data Hold mode, the
“HOLD” annunciator is displayed. When HOLD mode
is selected, the thermometer held the present readings
and stops all further measurements. Press the “HOLD”
key again to cancel HOLD mode causing thermometer to
resume taking measurements. In the MAX/MIN recording
mode, press “HOLD” key to stop the recording. Press