G&G TJ3KY-0.1 User manual

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苏制 00000193
Operating manual
Apply for the following series of electronic scale
TJ3KY-0.1 TJ6KY-0.1
TJ15KY-0.5 TJ30KY-1
In order to better use of your electronic balance and keep
it good working condition, Please read the manual carefully,
and properly preserved for future reference.
G&G MEASUREMENT PLANT

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Contents
1. Overview ----------------------------------------------------------------------3
2. Specifications and Performance indexes----------------------------------4
3. Shape and Installation of scale----------------------------------------------5
4. Precaution before using The Scale-----------------------------------------5
5. Operational method----------------------------------------------------------7
6. Display Information---------------------------------------------------------12
7. Setting and meaning---------------------------------------------------------14
8. Serial Communication-------------------------------------------------------15
9. Parking List-------------------------------------------------------------------18
10. Warranty --------------------------------------------------------------------18

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1. Overview
TJ-Y series counting scales are widely used in the electronic
precision weighing and counting, the performance of devices with
their excellent range of data settings, alarm and other functions, it will
meet the greatest variety of users’ applications.
1.1 High precision, hypersensitivity and fast reaction time (within 2
seconds).
1.2 Using high precision single point load cell, to overcome the
general high-precision electronic scale’s defects that can not measure
iron, nickel and other magnetic materials.
1.3 Advanced line mode, excellent selection and manufacturing
process, thus products with high reliability, anti-interference capability
and full lifetime. Good stability for full lifetime using also can be used
to adapt to harsh environment and long time working.
1.4 With external calibration, zero tracking, counting, tare, pre-tare,
units’ conversion, presetting and alarming capable.
1.5 Large easy to read LCD backlit display.
1.6 With RS232C communications port and PRINT key, the scale can
be connected directly to the printer or computer to collect and analyze
the data. It can even be operated by PC-Telecontrol.
1.7 Runs on AC power or Large Rechargeable Battery. One single
charge scale can work for more than 100 hours without backlight;

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Scale can be used during charging, which can not affect the functions
of the scale.
2. Specifications and performance indexes
Depending on the difference of range and resolution, TJ-Y series
scales are classified to 4 types as shown:
Model TJ30K-1 TJ15K-0.5 TJ6K-0.1 TJ3K-0.1
Capacity 30kg 15kg 6kg 3kg
Resolution 1g 0.5g 0.1g 0.1g
Calibration
Graduation
10d 10d 10d 10d
Tare Scope 30kg 15kg 6kg 3kg
Calibrating
Weight
20kg 10kg 5kg 2kg
Min. sampling
value
20g 10g 2g 2g
Min. unit weight
value
0.5g 0.25g 0.05g 0.05g
Dimension of
Platform
300×220mm
Volume 300(W)×300(D)×100(H)
Power Supply Power Adapter Input AC 220V±10％50Hz±1Hz Output DC 12V/600mA
Or DC 6V/4Ah lead-acid batteries
Use Temperature 0--40℃
Use Humidity ≤80％R.H
Interface RS232

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3. Shape and Installation of scale
1. Scale pan 2. Battery symbol 3. Liquid leveling indicator
4. Functions 5. Decimal point 6. Clear
7. Numbers 8. Adjustable feet 9. LCD display
10. RS232 data output 11. Power socket
4. Precaution before using the Scale
4.1 Using environment: indoor, max. Altitude: 2000m, temperature: 0-40℃,
Humidity ≤80%, fluctuations less than ±10%. The scale should be avoided
great temperature changing, intensive air flowing and ground vibration.
And do not let the scale get wet and do not place it in an environment
with extreme temperature or humidity.

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4.2 Before using the scale, place it on a stable platform and adjust its
feet to make the scale level.
4.3 Please use a separate power socket, and avoid using the power
supply, in order to avoid disruption of scale.
4.4 Electronic scale is the precision instrument, objects should be
handled with great care and avoid exceeding the max. range, any
overload or impact may cause permanent damage to electronic scale,
even without power.
4.5 15 minutes Power on before using.
4.6 When the battery voltage is low, the LOW POWER indicator will
be shown. Please turn the scale off and then fully recharge it, otherwise
the scale will automatically turn off to protect there chargeable
battery.
4.7 Because of long-term not using, the scale must be placed in
dry-ventilated place and recharge every three months. Charging is
necessary before or during re-using.
4.8 Daily use should be careful; it should be cleaned with the cloth
that infiltrates the neutral cleaning agent. Prohibit using the solvent
with solubility or chemical treatment.
4.9 Warning: before using electronic scale, please carefully read the
manual, according to operating correctly. Improper use may cause
damage to the scales easily.

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5. Operational method
The newly bought or long-time not used balances should be connected
with power supplier before using. In order to charge the battery, adjust
its feet to make the scale level. 15 minutes Power on before using.
5.1 Keypad Functions:
5.1.1 “ON/OFF” key: holding down the “ON/OFF” key till the
displaying windows displays “ON”, then displays the battery voltage,
scale range, at last, displays from “F----1”to “F-----9” and after a
certain time for stabilizing, “0”appears. Holding down the “ON/OFF”
key till the displaying windows displays “OFF”, the scale will turn off
automatically.
5.1.2 “Tare”
5.1.2.1 With empty scale platform, the displaying deviates from zero,
pressing “TARE” key, then the displaying will return to zero.
5.1.2.2 If the weight of the article for which the packaging is to be
removed is unknown, place the packaging container on the weighing
platform, wait till the weight display is stable before pressing the
“TARE” key. The zero is displayed for the weight. Then place the
article to be weighed in the container. Now, the weight window
displays the net weight of the article. When the article and its
container are removed, the weight display window displays the
negative value of the weight of the container. Nevertheless, press the

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“TARE” key so that zero is displayed for the weight.
5.1.2.3 If the weight of the article for which the packaging is to be
removed is known (pre-tare), key-in the weight (in g) of the container
by means of number keys, then press the “TARE” key and the weight
display window displays the net weight of the article excluding the
weight of the container. Remove the article and container, the display
window displays the negative value of the weight of the container.
Nevertheless, press the “TARE” key and the Packaging Removal
function is canceled and zero is displayed for the weight.
5.1.3 Quantity setting
In the numbers input status, press the “SMPL” key to set the current
input as number.
When the unit weight of the article to be weighed is unknown, place
the article to be sampled on the weighing platform, key-in the quantity
of the article to be sampled, press the “SMPL” key and the unit weight
display window displays the unit weight of the article to be sampled,
the quantity display window displays the quantity of the article to be
sampled, thus ends the sampling and it is in the counting state. The
larger the quantity of the article to be sampled, the more accurate the
calculated unit weight value is. The weight display window indicates
value must be greater than zero when quantity setting, if not, setting
quantity is zero.

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5.1.4 Unit weight setting
In the numbers input status, press the “UNIT W.T.” key to set the
current input as unit weight.
When the unit weight of the article to be weighed is known, key-in
the unit weight value of the article to be weighed, then press the
“UNIT W.T.” key, (If no key is pressed for entering after 5s when
numbers are keyed in, the entered number in the unit weight window
is deemed as the unit weight value of the article to be weighed.) and
thus ends the setting and it is in the counting state.
5.1.5 Unit conversion
Press “kg/lb” key and the displayed value for weight display
window switches between “kg”
（kilogram）
and “lb”
（pound）
and the
indicator for relevant unit lights. The unit conversion in the weight
window does not affect the unit in the unit weight window (which is
always in g).
5.1.6 Presetting of quantity
For counting, the upper limit can be preset. For each of the
subsequent counting, alarm is actuated when this limit is exceeded and
“--H--” flickers in the unit weight display window. Key-in the upper
limit of number to be set, press the “QTY PST” key and thus ends the
presetting of the quantity. When the presetting of quantity is “0”, the
upper limit can not set. When you press the “QTY PST” key without

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data entered, the quantity display window displays the current value of
preset quantity. It indicates the current value after 5 seconds.
5.1.7 Clear presetting
Clear the alarm of the quantity presetting.
5.1.8 Weight accumulation
Press the “M+” key to enter the accumulation state and the
accumulation indicator lights displays. The max. Number of
operations for accumulation is 99 and the max. Number to be
displayed in the quantity display window is 99999. When weight data
display is stable in the weight display window, press the “M+” key
and the weight display window displays the total weight with the unit
weight window displaying the accumulated number of operations and
the quantity display window displaying the total quantity. After about
5s, you are again in the counting state where the weight display
window displays the current weight, the unit weight window displays
the unit weight and the quantity display window displays the current
quantity. When the weight display window displays zero, press the
“M+” key and you will view again the accumulated value. Next
accumulation must after the weight back to zero.
5.1.9 Clear accumulation
Press the “MC” key and you can clear the accumulated value and
are out of the accumulation state.

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5.1.10 Backlight
press “LIGHT” key to choose the backlight mode, “B OFF”
backlight always off ，“B ON” backlight always on ，“B AUTO”
backlight on when the data changes and shut down automatically
when data stability after 3 seconds.
5.1.11 Numbers
0-9 Keys for entering numbers
5.1.12 Decimal point
In the number-entering state, it is a key for decimal. When not in
the number-entering state, it is the printing key.
5.1.13 Clear
In the number-entering state, it clears the entered numbers. When it
is not in the number-entering state, it clears number of pieces.
5.2 Calibration method:
If the scale has not been used for a long time or just newly bought
(when the scale does not read accurately), the scale should be
calibrated. Firstly, the scale is power on(over15 minutes), calibration
need to press “TARE” first, then press “kg/lb”, the weight displaying
window shows “XXXXXX” and the unit weight displaying window
shows “-CAL-”, the scale enter calibration,( XXXXXX should be the
weight of standard weights, for example: when displaying showing
“10.000” expressed the need to place a standard weight 10kg), at the

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same time, only place calibrating weights on the platform, after
stability, the weight displaying window shows the weight of the
calibrating weights and the unit weight displaying window shows“0”,
till now the calibration is completed and the scale can be normally
used and count. Under the calibration status, press “TARE”, it will
quit.
5.3 Charge the battery:
When battery is near empty, one single charge more than 10 hours
and battery symbol dynamic display, after filled, the battery symbol is
not indicated, at the same time, it can continue charge. Scale can work
normally when charging.
6. Display information of counting scale
6.1 The weight display window displays the following information:
F----1 Date over display scope
F----2 A/D-switch is defect
F----3 Key is defect
F----5 Sensor signal is defect
F----L Lower zero position of sensor signal
F----H Object weight over capacity
C----F Calibration error, instability or not at zero point during

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calibrating
C----H Calibration error, items on the pan or at higher zero point
during calibrating
E----- Storage calibration data error, re-calibration is necessary
o Calibration zero instruction, when the empty of platform,
back to zero shows, if not, it need to be re-calibrated.
g Showing when stability, current weight unit is “g”
kg Showing when stability, current weight unit is “kg”
lb Showing when stability, current weight unit is “lb”
（1lb=0.4536kg）
Battery symbol Instructions of battery when using battery, fully
charged battery shows full grid. When the battery runs low, display
spaces and a warning sound, this time should be charged, if not, it
only work of 1-2 hours. Battery symbol dynamic display when
charging, after filled, the battery symbol is not indicated.
6.2 Unit weight display window displays the following information
-CAL- In the calibration state
≡ X≡ The displayed value is the number of operations for
accumulation. The weight field displays the total weight and the
number-of-pieces field displays the total weight.
H Meaning the preset quantity is exceeded and an audible
warning is given.

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Sampling less instruction: when the total sampling amount is less
than the min. sampling value. Now, add the number of samples till the
indicator is out. Set by re-sampling to ensure the accuracy.
Unit weight less Lights: when the average or set unit weight is less
than the min. unit weight value. Now, the counting weighing
apparatus remains serviceable but error may happen during the
counting. It is recommended that counting weighing apparatus with
high resolution is used
6.3 The quantity field displays the following information:
F---1 The value of the number-of-pieces exceeds the range of
display
7. Setting of adjustable parameters
Holding down the “kg/lb”, then press the “ON/OFF”, the scales are
in the setting mode , and pressing “kg/lb” can change the parameters;
pressing “TARE” can change the values of parameter.
C1---- Sensitivity setting 0 1 2 3 4, the larger number is, the less
sensible but the better stable. Default setting is 2 or 1
C2---- Filtering strength setting 0 1 2 3, the larger number is, the
lower reaction speed but the better stable .Default setting is 2 or 1.
C3---- Baud rate setting 2(600) 3(1200) 4(2400) 5(4800) 6(9600)，

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Default setting is 6 .
C4---- Communication setting. “TARE” changes the lower unit.
“M+” changes the high unit. This date is the first date during
communication. Default setting is 27.
Holding down the “TARE” and power on , all the parameters can be
reset to default settings, re-calibration before using.
8. Serial communication
8.1 Serial communication protocol: baud rate: 600-9600 can set, the
default settings is 9600; data units: 8 units; ending unit: 1 unit; no
calibration unit.
8.2 Data format: 41-bit data output（ASCII code）。
WT space negative data unit enter
2 unit 1 unit 1 unit 7 unit 3 unit 1 unit
UW space data unit enter
2 unit 1 unit 6 unit 2 unit 1 unit
QT space data unit enter linefeed
2 unit 1 unit 5 unit 4 unit 1 unit 1 unit
When data is not negative, the negative unit is space, no showing
data is also space.
For example: weight showing 12.345 kg, unit weight showing 12.34,

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pieces showing 1000 and the output data is
WT□□□12.345□kg↓UW□□12.34□g↓QT□□1000□Pcs↓←41 bits。
To display accumulation
MW□□12345.6□kg↓ 15 bits
MN□□□12□□□□↓ 12 bits
MQ□12345□Pcs↓← 14 bits
8.3 Receive order：need to receive the communication, then receive
order.
When the communication setting is 27(default statue), in other
words Hexadecimal system 1BH, the orders to scale are:
1BH+70H(ACSⅡcode p): print
（scale required to send date once）
;
1BH+71H(ACSⅡcode q): calibration;
1BH+72H(ACSⅡcode r): count;
1BH+73H(ACSⅡcode s): unit conversion;
1BH+74H(ACSⅡcode t): tare;
1BH+75H(ACSⅡcode u): backlight;
8.4 RS232C output pins content (DB9 socket): 2 pins: RXD; 3 pins:
TXD; 5pins: GND. With computer RS232C socket (DB9 socket)
connected:
2 —— 3
3 —— 2
5 —— 5

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For example: when setting C3---6 C4—27 (default statue), the
communication program of VB is
MSComm1.Settings = "9600,n,8,1"
MSComm1.Output = Chr(&H1B) + Chr(&H70) ’send a print order
’or MSComm1.Output = Chr(27) + Chr(112)
’or MSComm1.Output =Chr(27) +"p"
Do
DoEvents
Loop Unti MSComm1.InBufferCount = 41
a = MSComm1.Input
Print a
The important instructions and software could be downloaded from our website
http://www.gandg.com.cn

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9. Parking list
Name Quantity Remark
Operating manual 1 copy
Power line 1 piece
Scale pan 1 set
Warranty card, certification 1 set
10. Warranty issues
10.1 CHANG SHU G&G MEASUREMENT PLANT produces the G&G
balance, the product implements the three bags by our factory.
10.2 Products for sale since the date of one year, under the correct installation
and use conditions, the non-human failure is the scope of warranty, please send
the balance together with the original product packing to factory for free repair.
Our factory responsible for the receipt of the date of repaired and sent within
one week, or be replaced.
10.3 Beyond the Warranty time, the repair fee charged.
In this case, the user can contact by phone with manufacturers, it is possible in
the factory under the guidance of their own troubleshooting.
10.4 Our products have faulty self-test function, start to display from
“F----2”to“F----9”, if it remained a particular one and it indicates that scale has
been self-test failure range or device, in this case, the user can contact by phone

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with manufacturers, it is possible that users can clear fault themselves under the
guidance of manufacturers.
10.5 Scales need repair can send the following address:
G&G MEASUREMENT PLANT service group
ADD：xushi town,changshu,jiangsu
TEL：[phone]
FAX：[phone]
Zip code：215535
The company must provide the detailed address, zip code, the recipient and
the telephone, so that our factory could send the balance in time after repairing.