WEL-TECH BW-2050 User manual

Weltech Internaonal Limited
BW‐2050Manual
INTRODUCTION
The BW‐2050 has been designed to give the operator complete
flexibility for manual live bird weighing. The BW‐2050 is baery
operated and will weigh for up to 15 hours between recharging and
will retain all weights even when the baery is flat.
 The BW‐2050 can store up to 5000 bird weights.
 Weights can be placed into 1‐50 separate stores.
 All informaon is stored unl the CLEAR sequence has been
completed.
The maximum weight the unit can weigh is 10kgs (22lbs) for the chicken
version and 50kgs (110lbs) for the turkey weigher.
BW‐2050ControlPanel








Printer, Computer and USB (oponal) ports are on the side
1
Picture is of BW‐2050 Full kit

CALIBRATION
The BW‐2050 is calibrated by Weltech before it leaves the factory.
Should you need to calibrate the weigher or set a fixed tare weight if
using a shackle then follow the instrucons below.
TOCALIBRATETHEWEIGHER
Have the weigher switched offwith no shackle on. Hold down the CAL
key and turn on the weigher. When WELTECHSETUPis displayed
release the CAL key. The display will show CALIBRATION with 5.000 KGS
flashing below. You can adjust the calibraon weight up and down using
the INC and DEC keys to set the calibraon weight to the exact weight of
your calibraon weight. Press the ENTER key once the weight is set. The
display will show CALIBRATENOW?[SETUP]=YES. Press the SETUP key
and the display will flash up CALIBRATINGZEROand then the display
will show PLACETHEWEIGHT. Hang on your calibraon weight and the
display will show CALIBRATIONSCALINGand then SAVINGNEW
SETTINGS. You can then check the calibraon by weighing your
calibraon weight.
TOTARETHESHACKLE
Make sure the display shows 0.000 KGS if not press TARE. Power offthe
weigher and aach the shackle. Power on the weigher and press the
TARE key. The weigher will tare out the shackle weight and show
0.000 KGS. This tared weight will stay in the weigher unl another tare is
done.
SETUPOPTIONS
To reset the weigher back to Factory sengs hold the MEMORYSTORE
buon and turn on. The display will show WELTECHSETUPunl the
buon is released, when the buon is released FACTORYRESETwill be
displayed, press ENTER to change sengs. The display will show
DISPLAYSTYLE, it can be set to metric or USA by pressing the INC
arrow, when set press ENTER, The display will show WEIGHTRANGE
and CHICKEN will flash, push ENTER. The display will now show FULL
FEATURESand ON will flash, press ENTER. HOUR will then show on the
display and the correct me can now be set by using the INC or DEC
arrows. Once the correct hours have been set press ENTER, the correct
minutes, day, month and year can be set the same way. When
completed the display will show AREYOUSURE, follow the instrucons
on the display and it will show INITIALZING followed by SAVINGNEW
SETTINGS.
The display will then revert to normal.
THE WEIGHER WILL NOW NEED CALIBRATING.
See page 2
3
2

OPERATORSETTINGS
       Factory sengs
To set operator sengs hold the SETUPbuon 100x50
down and turn ON, the display will show WELTECH
SETUP when the buon is released DATASTORES
will be displayed, by pressing the INC or DEC arrows
the number of houses or pens data is to be stored
in can be set, 1x5000 to 100x50, when set press ENTER.
SELECTSTOREON
This funcon allows the user to select the house or 
pen in which the bird weights are to be stored. If
turned offthe weighings will be stored in numerical
order.

ENABLEBUTTONS  ON
Allows full usage of the front panel

BLUETOOTHRATE9600BAUD
Not an available opon.

PRINTERRATE9600BAUD
This is the speed the data is sent to the printer and
can be changed using the INC or DEC buons. Baud
rate for serial port.
BLUETOOTHH/SHKOFF
Not an available opon.
PRINTERH/SHK OFF
This is not used with our printer.
PRINTERLINEFEED ON
Sends line feed to printer after a new line

PRINTERDELAY 0.1SECS
This is the delay time from pressing the print
data button to the actual print function.

WEIGHTRANGE ChickenorTurkey
To be set to the weight capacity of the BW‐2050
10kgs for chickens, 50kgs for Turkeys.

WEIGHTUNITS KGS
This option allows the operator to select the
measurement of weight to be used kgs, grms, lbs.
BACKLIGHTTIMED
This option allows for the display back light to
be turned off, on or on for a 30 second period.

GRADELAMPSOFF
When the weigher has grading lights fitted
this is ON when using the grading lights.
DIGITCLAMP1
Displays Filter (if weight filter is enabled )
4 5

STABILITY 10
Repeons within stability jump limit.
Do not alter.
STABILITYJUMP5
Variaon in ADC count considered stable   
do not alter.
WEIGHTFILTER3
Filters out movement on the weigher

FILTERJUMP0
Filters out excessive sharp movements  
on the weigher

WEIGHTFREEZEON
Shows accepted weight unl ready

EVENNESS10%
Percentage above and below average  
for stascs

HIGHLIMIT9.999
Upper acceptance limit

LOWLIMIT0.050
Lower acceptance limit
HIDEDISPLAYOFF
Hides the weight when ready

AUTOZEROFILTER6
Drives the display towards zero at low weights
Do not alter.

VOLTAGEFILTER6
Baery voltage filter steepness
Do not alter.
DIVISIONS1
Where a number of birds are being weighed 
together the program can be set to divide
by the number of birds to give an average

DEVIATIONMETHODWELTECH
Universal standards (Weltech)    
Bernard Mahews standard

FASTMODEOFF
Selects the speed the weigher starts up in.

LANGUAGE ENGLISH
Selects the language the weigher starts up in.
(English, Spanish, French or Portuguese)
6 7

POWERDOWN15MINS
If the unit has not been used it will   
automacally turn offaer the pre set
me.
To exit and or store new sengs press ENTER and then CLEAR. You do
not have to go through all the set up.



DURING NORMAL OPERATION THE SET UP BUTTON CAN BE USED TO
ENTER THE TIME AND DATE, UNIT OF MEASURMENT AND TO SET A
TARGET WEIGHT.
A TARGET WEIGHT CAN BE SET BY PUSHING THE INC OR DEC KEYS. THE
WEIGHER WILL ON COMPLETION OF THE WEIGHINGS GIVE A
% EVENNESS FIGURE NOT ONLY AGAINST THE AVERAGE WEIGHT BUT
ALSO AGAINST THE SET TARGET .
OPERATINGINSTRUCTIONS
Turn the weigher on by pressing the ON buon.
To clear data already stored in the weigher press CLEAR, the display will
then ask you to press ENTER aer this the display will then ask you to
confirm by pressing SETUP, to escape press CLEAR. Data will remain in
the memory unl cleared.

Thedisplaywillthenshow:
STORE1Baerychargeindicator.Time

Select the house the weights are to be stored in by pressing MEMORY
STORE, press the INC or DEC arrow to select the house or pen number.
Press MEMORYSTORE or ENTER, the store number will then be
displayed. Weighing can now begin.
Place a bird into the shackle, when the weight has been accepted the
red triangle will come on and the display will light up (if back light has
been programmed) the display will show ACCEPTED and the weight.
8 9
Baery indicator will flash
when being charged

BEFOREMOVINGTHEWEIGHERTURNITOFF
The same procedure is repeated for each house or pen that is to be
weighed.

SHOWDATA
To see weights in any parcular house at any me press SHOWDATA
then by pressing the INC or DEC arrows the house number to be
checked can be selected. Press Enter and the display will show :
 Total number of birds weighed
 Average weight
 Deviaon
 Evenness
 CV
PRINTOPTIONS
Data to be printed can be selected by pressing the PRINTOPTIONSkey,
the display will show PRINTEVERYBIRD and flash ON, to turn this
opon on or offpress the INC or DEC arrow then ENTER. The display will
then show PRINTHYSTORGRAMON to turn on or offpress the INC or
DEC arrow, when selected press ENTER. The display will show PRINT
SUMMARYwhich can be turned on or offby the INC or DEC arrows,
when selected press ENTER. The display will show PRINTGROUP where
you can select if you want stores grouping together. The display will
show WRITETOUSB to turn on and offpress the INC or DEC keys.
WRITETOUSB is an opon and can only be used if the weigher has a
USB socket. If the USB output is on the RS232 printer output will not
work.
10
USINGTHEUSBSTICKSOCKET
Select the WRITETOUSBunder the print opons as seen on page 10.
Turn on the WRITETOUSBusing the INC or DEC key and put in the USB
sck. Press the PRINTDATA key and the display will show WRITINGTO
USB. When the weigher has finished the display will flash up
FILEWRITTENOK and the display will go back to the standard weighing
display. The USB sck can now be removed and used on a computer.
If there is no USB sck in the weigher when you try to write to the USB
the display will show WRITINGTOUSB followed by NOSTICKFOUND. If
the USB sck is faulty or removed before the file is wrien the display
will show WRITINGTOUSB followed by ERRORWRITING.

SETBANDS
If three grading lights are fied. Press set bands, GRADELAMPSON or
Offwill be displayed, select On by using the INC or DEC keys and press
ENTER. REJECTLIMIT will be displayed, to increase or decrease the
amount press the INC or DEC keys when set press ENTER. BANDWIDTH
will be displayed, to increase or decrease press the INC or DEC keys,
when set press ENTER. The system is then set. Any weight under the
reject limit one lamp will come on, the other lamps will come on as per
the band width seng.
If the soware is version 2.50 or higher then you can view how many
birds are in each band by pressing the SHOWDATAkey followed by
pressing the SETBANDS key. You can then step through the bands by
pressing the INC and DEC keys.
If five grading lights are fied. You can turn on the GRADINGLAMPS as
above and have the same BANDWIDTH for each band or you can select
SEP. If you select SEP then you can set different BANDWIDTHS for each
band.
11

PRINTEROUTPUT
STATISTICSON
The printout will show:
 The date and me weighing was
started and finished
 Data for each store
 Total weighed
 Average weight
 Deviaon
 Evenness
 CV
 Target weight (if set)
 Evenness of target
EACHON
The printout will print the weight
of every bird weighed in order.
HYSTORGRAMON
The printout will show all the birds
weighed in 20 gram bands.
12
CHARGING
The charging socket and Serial RS232 output connector is situated on
the side of the weigher.
In the centre of the display is the baery charge indicator.
When fully charged the box will go completely black and as the weigher
is used the box will start to go clear. This is only a rough guide based on
the baery voltage and does not show how much capacity is in the
baeries.
If the baery should go flat while weighing a LOWBATTERYwarning
will flash in the display and the weigher will eventually turn off. Data
already stored in the weigher will remain in memory even if the unit
automacally turns off.
Torechargethebaeriesfully,leaveonchargeovernight.
Tocheckthebaeryvoltageorchargingvoltage.Hold the SETUP
buon down and turn ON, the display will show WELTECHSETUP then
DATASTORES, press CLEAR and then the INC key. If the INC or DEC key
is pushed the display will show the date, me and baery charge. By
pushing the DEC key while the weigher is on mains charge the display
will show the charging rate from the charger.
13
WELTECH INTERNATIONAL
BW‐2050 2.50 *3333
STATISTICS
Current Data (1)
Total 12
Average KGS 2.749
Deviaon KGS 1.479
Evenness % 25.0
C.V. % 53.8
From 12‐MAR‐12 15.58
To 12‐MAR‐12 16:06
No. Wgts Ident
1 5.000
2 5.000
3 4.999
4 1.000
5 0.999
6 1.000
7 1.999
8 1.998
9 1.999
10 2.999
11 3.000
12 3.000
Band Limits Total
0.980 To 1.000 1
1.000 To 1.020 2
1.980 To 2.000 3
2.980 To 3.000 1
3.000 To 3.020 2
4.980 To 5.000 1
5.000 To 5.020 2
Printed 12‐MAR‐12 16:11
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Baery Full Baery 50% Baery Empty
FLASH
WHEN
CHARGING
Baery indicator
will flash when
being charged

KEYPAD
14
PCOPERATION
A PC may be connected to the RS232 connector to output the data.
Once the computer is connected and the soware is ready to accept
data, then press the PRINTDATAto output the data.
15
ON
OFF
Turns unit
ON and OFF
TARETares weight
MEMORY
STOREStores data
SHOW
DATA
Displays data
PRINT
DATA
Prints data
INC
DEC
Increase sengs
Decrease sengs
CLEARClear data stored
SET
UP
Engineers sengs
SET
BANDS
Set grading bands or
target weights
FAST/
SLOWSelects between fast or slow weighing
PRINT
OPTIONS
Set type of printout.
Stascs,Histogram,Each.
ENTEREnters data into store/
command
CALSets zero, tare and
calibraon
Charging Socket
RS232 Output
Printer & Computer
USB STICK Socket if
fied (Oponal)
CommunicaonSengs
Bits per second 9600
Data Bits 8
Parity None
Stop Bits 1
Flow Control None

REMOTECOMMANDS
The following commands are accepted at the serial port.
ID? Send id message
ALL? Send vercal every bird list for current store
WGT? Send current weight
DATA? Send summary report for current store
HYST? Send histogram for current report
TARG? Send target weight
TARG,nnnn Set target weight
DUMP? Send all weights
STATS Send a stascs summary
SER? Send serial number
EACH Turns on the each bird print
EAOFF Turns offthe each bird print
HYON Turns on the histogram print
HYOFF Turns offhistogram print
STON Turns on stasc print
STOFF Turns offthe stasc print
UP Send bird dump in binary Data Pod format
DATE? Send the date ddmmyy
TIME? Send the me hhmm
DATE,ddmmyy Set the date ddmmyy
TIME,hhmm Set the me hhmm
CLEAR Clear memory
PRINT Print standard reports
SETTS Print sengs report
RESET Restart the processor
OFF Power down
16
USINGTHEUSB
Turn weigher on and open PRINTOPTIONS, and make sure WRITETO
USBis on.
Plug USB sck into port (Shown on page 15) and press PRINTDATA.
Once the file is wrien FILEWRITTENOKwill appear on the screen, the
data is now downloaded. Remove the USB sck from the weigher and
plug into your computer.
Go to MYCOMPUTERand open USBDISKFILES. Now select all the files
and right click, a small dropdown menu should appear with the opon
OPENWITH..now select CHOOSEDEFAULTPROGRAMand select
MICROSOFTEXCEL.
Or
Open MicrosoExcel. Select FILE in the top lecorner and then click
OPEN. It will now open a small window, click on MYCOMPUTERand
select the USBDISKicon. Select all the files you want to see and then
click open. (You selected mulple files by holding down CTRL and
clicking each file)
17

18
SAFTEYCONSIDERATIONS
The BW‐2050 is a rugged unit designed for outdoor use but it should be
handled with care.
The unit can be cleaned with a damp cloth but under no circumstances
be immersed in water.
Carrying the unit by the hook may cause damage to the loadcell and
stop you from weighing.
This unit is fied with rechargeable baeries and will last for 3‐4 years.
INDEX
Subject Page
Introducon 1
Calibraon 2
Setup Opons 3
Operator Sengs 4
Operang Instrucons 9
PrinterOutput 12
Charging 13
KeyPad 14
PC Operaon 15
Remote Commands 16
Using The USB 17
Safety Consideraons 18