A&D EJ-440 User Manual
7
5. OPERATION
5-1. Turn the power ON and OFF
1. Press the ON:OFF key to turn the power ON.
All of the symbols are displayed as shown above.
(About units: Only the units available will be displayed.)
The display turns off except for a weighing unit and the decimal point.
The balance waits for the weighing data to become stable, and zero will be
displayed with the ZERO indicator (power-on zero).
The range for power-on zero is within ±10% of the weighing capacity around the
calibrated zero point.
If the power is switched ON while there is a load beyond this range, the balance will
be tared to zero and the NET indicator and the ZERO indicator turn on.
(About units: Only the units available will be displayed.)
The display turns off except for a weighing unit and the decimal point.
The balance waits for the weighing data to become stable, and zero will be
displayed with the ZERO indicator (power-on zero).
The range for power-on zero is within ±10% of the weighing capacity around the
calibrated zero point.
If the power is switched ON while there is a load beyond this range, the balance will
be tared to zero and the NET indicator and the ZERO indicator turn on.
2. Press the ON:OFF key again, and the power will be switched OFF.
Auto-power off function
It is possible to have the power automatically switched OFF, if zero is
displayed for approximately 5 minutes. See “8-5. Function list” and
set the function “
set the function “
poff
”.
5-2. LCD backlight
The LCD backlight will turn on when the weight value changes more than 4d (4 x min.
display division) or any key operation is done. When the weight data becomes and
stays stable for some moment, the backlight will automatically turn off. There is also a
setting that the backlight is always on or off. For details, see the function setting “ltUp”
of “Function list”.
display division) or any key operation is done. When the weight data becomes and
stays stable for some moment, the backlight will automatically turn off. There is also a
setting that the backlight is always on or off. For details, see the function setting “ltUp”
of “Function list”.
STABLE
NET
ZERO
Weighing
units
units