A&D HJ-150 Scale User Manual


 
2
Switches
ON/ZERO/OFF Switch:
Press to turn the scale on. In the operation mode, press briefly to set
the display to zero. Press and hold approximately 3 seconds to turn
the scale off.
LIGHT/CAL
Switch:
In the operation mode, press briefly to turn the LCD backlight on.
Press and hold approximately 3 seconds to enter the calibration mode.
g / oz
Switch:
In the operation mode, press the switch located on the bottom of the
scale to change the weighing unit between “g” and “oz”.
Installing / Replacing batteries
Remove the battery covers and insert 2 AAA size batteries into each
housing, taking care with the polarities. Attach the battery covers again.
G Keep the protective cover attached when installing and/or replacing
batteries, to prevent excessive force from being added to the
weighing pan.
Weighing procedures
1. Turn on / off the scale
Press the ON/ZERO/OFF key to turn on the scale. The scale shows
all segments for a few seconds and displays zero. The backlight will turn
on for about one minute. Press and hold approximately 3 seconds to
turn the scale off.
2. Select the weighing unit
Press the g / oz switch to select a weighing unit from “g” and “oz”.
3. Weighing
Verify the reading is zero. If not, press the ON/ZERO/OFF key to
zero the display. If you use a container for weighing, place an empty
container on the weighing pan and press the ON/ZERO/OFF
key to
zero the display.
Place the objects to be weighed on the pan or in the container. Wait for
the display to become stable and read the weight.
G a eaa
means overload. Remove the objects from the pan immediately.