V02
JKD POCKET SCALE
U S E R ’ S M A N U A L J K D 2 5 0 / 5 0 0
Features:
n
Resolution 1/5000
（
internal resolution 1/15000
）
n
g / oz / ct / pcs or g/ dwt/ ozt/ pcs
n
Simple and convenient counting function
n
Auto shut off after not be operated in 4
minutes
n
Net/Gross weight
n
Battery life over 120 hours
Precautions:
1. Make sure the protect plastic cover is open
before switch on the scale.
2. Due to this is a high precision scale, please
use the product in stable and leveling
circumstances.
3. Please don’t operate under severely
changeable temperature
（
Normal 0
O
C
-40
O
C
）
4. Avoiding wind blowing places & nearby
vibrating equipment
5. Strike-resist strength for the plastic protect
cover is 45kgf / cm
2
This bottom is to set “offset value” which is firstly set
"–9000~ –10000" at factory.
This bottom might be used when the load cell is wrongly
influenced by environment.
ü
Turn clockwise to decrease the offset value
ü
Turn counter-clockwise to increase the offset value.
Function Keys:
: power switch
: to reset the weight to zero.
: to select g / oz / ct / pcs
: gross weight/ net weight
: to tare
Calibration:
1. Switch off the scale. Press for about 5
seconds, the offset value will be shown, then
release
2. Press .
3. LCD shows 200.0 or 100.0, put the weight
according to the number, press , the
display will show
.
4. Calibration is completed.
5.
Press return to normal weighing status.
