Jadever JKH Manuale utente
JKH WEIGHING SCALE
1
User’s Manual JK
Features:
H
Compact and portable design
Easy to see bright backlit 5 digit LCD
Multiple weighing units including:
g /oz/ct
Net/Gross weight display
Auto shut off for power saving
Simple counting function
Overload / transport protection
Square weighing pan(140×140mm)
Powered by 4 AA
batteries or AC
adapter
Precaution
：
1. Place the scale on a flat and stable surface
and install the weighing pan properly.
2.
Do not operate the scale in hostile
environments.
3. Avoid
sudden temperature changes
(suitable operating temperature is between
0℃~ 40℃.)
4. Do not drop loads on the platform
5. D
o not immerse the scale in water or other
liquids.
Overview
Note:
1) Before using the scale, switch the Protective switch to ON, while transporting or not using it
for a long time, switch to OFF.
2) Do not press on the pan when switching the Protective Switch.
Unit
LCD Display Model
Stainless Steel Pan
Plastic Base
Sealing and
Anti-cockroach device Protective Switch
JKH WEIGHING SCALE
2
Connecting Power
Keypad and display ：
Turns the scale ON/OFF
Sets display to zero
Tares weight of item on pan
Steps through active units
Toggles between net /gross weight
Low battery indicator.
TARE TARE symbol appears, indicating the container on the weighing pan has been tared.
ZERO Zero symbol appears, indicating the scale is in zero mode.
kg、g、lb.oz、pcs units of measurement
1. Battery installation
Remove battery cover and install the 4 AA
batteries into the battery chambers
making
sure that the batteries are properly
orientated. The negative battery te
rminals
should face the spring contacts .
2. Connecting AC power
Plug the AC adapter into the adapter jack
and connect to a convenient power outlet.
Adaptor Jack
Battery Cover
JKH WEIGHING SCALE
3
Simple Counting
1. Press to select the unit “PCS”.
2. Press to choose the sampling amount .Available options are “ = (10 pieces),
=(2 pieces), =(50 pieces), and =(100 pieces).
3. Put the corresponding samples on the weighing pan, then press .
“ ” is displayed momentarily before the display reverts to the sample size. Remove the
samples and put the load on, the scale begins to count.
NOTE:
◎The larger the sample size, the more accurate unit weight.
◎The sampling result is retained when the unit is turned on.
Setting mode
1. Press and hold while turning on the scale. Do not release till the
OFFSET value is displayed.
2. Press , the screen displays “ ”
3. Press to step through available settings
4. Press to initial the displayed setting, and then press to step through
internal parameters.
5. Press to save the setting, press to exit without saving.
6. Press key to save the settings and back to the weighing mode.
Description of Parameter Values
Set the activation mode of backlight. Options are Auto=Auto on with items
greater than 9d placed on the weighing pan, ON = Backlight on and OFF=Backlight off.
Set the period of inactivity before the scale automatically turns off. Options are
NO=non power-off, 5, 10 and 15(minutes).
OFFSET Value(not available to set )
JKH WEIGHING SCALE
4
Calibration Procedure
1. Press and hold while turning on the scale. Do not release till the OFFSET
value is displayed.
2. Press , after the appearance of “Zero”, the required calibration weight is displayed.
3. Place the corresponding calibration weight on the pan.
4. Press to proceed calibration, with a “ ” displayed on the screen.
5. The calibration procedure is completed with a“ ” displayed on the screen, now
remove the weights.
6. Press to return to normal weighing mode.
Troubleshooting and error message
Error Message Trouble shooting
1. Confirm that there is nothing on the weighing platform
and reboot
the scale.
2. LOAD CELL failure, please contact our Service.
1. PCB or Load cell is defective, please contact our Service.
Reboot the scale.
1. Confirm that there is nothing on the weighing platform
and reboot
the scale.
2. Batteries are weak, replacement is required.
Overload condition or the total count value is more than 65535.
Incorrect calibration weights
, recalibrate the scale or contact our
Service.
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