User Guide

19
* 1 FTU = 1 NTU
LCD AND ERROR CODES
This indicates that calibration is performed.
HI 93703 will display several different LCD
codes in different situations to help the user to
operate the meter.
This indicates that the meter is in a ready state and
measurement or calibration can be performed.
This indicates that the Calibration Mode is
active. If the CAL key is not pressed within 6
seconds, the meter will automatically switch to
the Measurement Mode.
This indicates that the Calibration Date Setting
Mode is active.
This indicates a 0 FTU* standard calibration is
required.