Iso-Tech IPM 138 Instruction Manual page 10

1-3-3 INRUSH BUTTON (Max Min press for 2 sec):
a. MAX MIN MODE:
- MAX MIN MODE is available for all functions.
Normal : Normal Operation.
MAX MIN (flashing) : The instrument is activated to save
the maximum and minimum value. The present value is
displayed.
MAX : The instrument is activated to save the maximum
and minimum value. The maximum value is displayed.
MIN : The instrument is activated to save the maximum
and minimum value. The minimum value is displayed.
NOTE :
- Press the HOLD button in MAX MIN mode to stop the
instrument updating the maximum and minimum values.
When the HOLD mode is nested in MAX MIN mode, the
HOLD mode must be released before the MAX MIN mode.
- Auto Power Off is disabled in MAX MIN mode.
EN-10