1. General description ........................................................................................................................................................................................3
4. Technical data .................................................................................................................................................................................................5
5. General scale view..........................................................................................................................................................................................6
6. Keys and indicators........................................................................................................................................................................................8
7. Preparing working environment...................................................................................................................................................................9
8. Preparing scale to work ...............................................................................................................................................................................10
9. General operation principles .......................................................................................................................................................................11
10. Operation rules during work with accumulators (batteries) ..................................................................................................................12
13. Connection with computer or a printer ....................................................................................................................................................15
14.2. Weighing with tare ...................................................................................................................................................................................17
15. Special functions ........................................................................................................................................................................................18
15.1. Customization of special functions menu (ACtIV and dEFAULt) .......................................................................................................20
15.2. Autozeroing function (AutotAr) ..............................................................................................................................................................21
15.3. Pieces counting function (PCS) .............................................................................................................................................................22
15.4. Function for changing mass unit (UnIt).................................................................................................................................................23
15.6. Function for summing recipe ingredients (rECIPE) .............................................................................................................................25
15.7. Function for calibration with external weight (CALIbr) ........................................................................................................................26
15.8. Label choosing function (LAbEL) .........................................................................................................................................................27
15.9. Function for setting serial interface parameter (Port-1 and 2) ............................................................................................................28
15.11. Animal weighting function (LOC) .........................................................................................................................................................30
15.12. Memorizing tare function (tArE) ...........................................................................................................................................................31
15.13. Maximum value indication function (UP) ............................................................................................................................................32
15.14. Force measuring function (nEWton)....................................................................................................................................................33
15.16. Setting backlight function (b_LIGHt) ...................................................................................................................................................34
15.17. Function for choosing reading unit (rESOLUt) ..................................................................................................................................34
15.18. Statistical calculations function (StAt) ...............................................................................................................................................35
15.19. Basis weight of paper counting function (PAPEr).............................................................................................................................38
15.20. Charging accumulators function (bAttErY)- option ..........................................................................................................................39
15.21. Automatic switching off function (Auto OFF) ....................................................................................................................................40
15.22. Total weight function (totAL) ...............................................................................................................................................................41
15.23. Date and time setting (dAtE)................................................................................................................................................................43
15.24. Function of comparing with preset threshold values (trESh) ...........................................................................................................44
Troubleshooting and maintenance .................................................................................................................................................................47
Declaration of Conformity................................................................................................................................................................................49
BTA series electronic scales are destined for laboratory works which do not
require high accuracy and for wide range of technical purposes as well.
All scales are metrologically tested by manufacturer and are not destined for EC
verification. According to an order scales can be calibrated.
NACE classification: 33.20.31.
Pan dimensions
Working temperature
Tare range
Weighing time
Scale dimensions
Scale weight
Power supply
Accumulators
Time of continuous work with accumulators
1000mAh
Accumulator power level indication (bAttEry function)
Time of automatic switching off the scale
> 5 min
Time of automatic switching off display
backlight
Recommended calibration weight
210g 210g 2100g 2100g
0,01g 0,01g/0,001g 0,1g 0,1g/0,01g
φ115mm φ115mm φ150mm φ150mm
+18°C ÷ +33°C
-Max
<3s
185x290x90mm
1kg
~230V 50Hz 6VA / =12V 850mA (1,2A)
NIMH ( AA size) – 4 pcs.
c.a. 6 h
c.a. 16
with display backlight
without display backlight
(AutoOFF function)
> 30 s
(b_LIGHt function)
F2 200g M1 200g F2 2000g M1 2000g
Note:
F2 and M1 are names of international calibration weight classes according to
O.I.M.L. Requirements about calibration weight accuracy are connected with
these classes.
Location for the scale should be chosen with care in order to limit influence of
the factors that can interrupt working scale. This location has to maintain proper
temperature for working scale and necessary space for its operating. The scale
should stay on stable table made of material that does not influence magnetically
on the scale.
Rapid air blows, vibrations, dust, rapid temperature changes or air humidity over
90% are not allowed in scale surrounding. The scale should be far from heat
sources and devices emitting strong electromagnetic or magnetic fields.
1. In order to confirm correctness of the scale during its operation, before
starting and after finishing every valid measurement series it is recommended
to check weighing accuracy putting calibration weight or other object of
exactly known mass on the scale. In the case when allowable measurement
error of the scale is exceeded, it is recommended to perform calibration with
external weight or contact authorised service centre.
2. Weighed mass should be placed in the middle of the pan.
3. The scale allows taring in the whole measuring range. To tare the scale press
→T←
key. Taring does not extend measuring range, but only subtracts tare
value from mass value of a sample placed on the pan. To make the control of a
load on the pan easier and to avoid exceeding measurement range, the scales
have load indicator calibrated 0÷100%.
4. Weighing result should be read when the indicator
lights, which signalises
result stabilisation.
5. When the scale is not used but it is necessary for it to be ready to work, it can
be switched off by pressing I/
key. The scale reading system is then switched
off and scale goes to standby mode signalled with OFF indicator. Switching
the scale on is preformed by pressing I/
6. In sales having
indicator
→0←
→0←
key and wait until the scale is zeroed and zero indicator appears. After
→0←
key (zeroing) active it should be checked if zero
is displayed before sample is placed on the pan. If not, press
key.
that load can be placed on scale pan.
7. Scale mechanism is a precise device sensitive to overweight, mechanical
shocks and strokes.
Do not overload the scale more than 20% of maximum capacity.
Do not press the pan with a hand.
For transportation pan, pan support and pan ring should be packed
separately.
10. Operation rules during work with accumulators (batteries)
1. Scale can be powered from ~230V supply through feeder attached with scale.
Moreover accumulators, which are placed in container inside the scale, can be
used for powering. Ordinary batteries can be used as well.
2. In order to make accumulators (batteries) discharging time longer, automatic
switching off display backlight and next the whole scale is possible during
breaks in weighing. Configuration of these mechanisms is done using
b_LIGHT and Auto OFF functions.
3. Charging accumulators is performed automatically after connecting feeder to
the scale, also during weighing. Accumulator power level can be read using
bAttErY function (bat VoL option).
When using batteries in place of accumulators, charging during
work with feeder have to be switched off. bAttErY function is used
for this purpose (bAt OFF option), which is described in further
part of manual. Charging batteries can cause their breaking and
off and put 4 AA format accumulators in it. The
way of placing accumulators into the container is shown on the picture above and
draft in the container:
Not controlled press on the pan can cause mechanical damage of
the scale.
Plug feeder into ~230V power supply socket. When the pan is empty plug feeder
output connector into 12V socket at back of the scale. Autotests and internal
calibration will be performed.
All scales, beside basic metrological functions like weighing and taring, are
equipped with set of special functions.
Basic set includes the following special functions:
- activation of functions in menu (ACtIV),
- autozeroing (AutotAr),
- pieces counting (PCS),
- change of mass unit (UnIt),
- percent calculations (PErCEnt),
- preparing recipes (rECIPE),
- calibration with external weight /internal calibration options (CALIbr),
- label choosing option (LAbEL),- setting parameters of serial interface (Port-1),
- printout configuration (Print),
- animal weighting function (LOC),
- memorizing tare function (tArE),
- maximum value indication function (UP),
- Force measuring function (nEWton),
- Anty-disturbance filter option (FILtEr),
- Setting backlight function (b_LIGHt),
- Function for choosing reading unit (rESOLUt),
- Statistical calculations function (StAt),
- Basis weight of paper counting function (PAPEr),
- automatic switching off the scale (Auto OFF) – accumulator option only,
- Total weight function (totAL),
- Date and time setting (dAtE),
- Function of comparing with preset threshold values (trESh).
- restore manufacture settings (dEFAULt).
Other functions can be enabled to user as an option on order (all special functions
are described in separate document).
When MENU key is pressed start-up menu is displayed. Functions are displayed
in sequence: PCS, AutotAr, etc.
User can change menu content switching off or on available
special functions using ACtIV function.
When special functions are being switched MODE indicator is shown.
15.1. Customization of special functions menu (ACtIV and dEFAULt)
The function allows choosing among
available special functions these,
which will be displayed after pressing
MENU key. It helps to avoid
displaying all available functions,
what can make operation time longer.
To distinguish ACtIV function from
AUtOtAr
Port-1
Prt oFF
function menu list,
displayed on the left side.
In every moment it is possible to
restore primary (manufacture) settings
choosing dEFAULt special function.
The example on the left shows the
operations of adding function for
setting parameters of serial interface to
function menu.
In order to remove a function from
menu, choose Prt oFF in place of
Prt on in the last step of the example.
Switching the function on causes
zero indication is automatically
maintained when there is no load on
the pan or zero indication was
received by pressing →T← key.
T
To switch the function on press
MENU key and then using
→T←
key choose AutotAr, and then Aut
on.
To switch the function off press
MENU key and then using
→T←
key choose AutotAr and AUt OFF.
AUt on
T
Note: During first 10 min. after
AUT
0.00g
switching the scale on, the
function works automatically.
The function allows counting
identical pieces, e.g pills or buttons
included into weighed portion.
Measurement is performed in two
phases:
- first phase – calculating the mass of
single item basing on a sample
containing defined amount of
5
PCS
PCS on
pieces: 5, 10, 20, 50, 100, 200 or
500 pieces,
- second phase – counting pieces in
weighed portion.
The function has the following
options:
-PCS OFF – switch the function off
-PCS on – switch the function on
-PCS ... – recover last used unitary
mass,
-PCS 5, 10, 20, ... , 500 – amount of
pieces in a sample,
-PCS SEt – set any amount of pieces
in a sample,
-PCS uM – set unitary mass directly,
-out – leave menu without changes.
Comments:
1. It is recommended that mass of
single piece is greater than reading
unit and mass of sample used in
5
first phase is bigger than 100
reading units.
2. PCS Err message indicates that a
sample was not put on a pan or a
mass of single piece is less than one
reading unit (it is possible to count
pieces knowing that errors will be
bigger).
The function allows displaying
weighing result in percent.
Measurement is performed in two
phases:
-first phase – weighing reference
mass (mass referenced to 100%),
-second phase – weighing any
sample mass as a percent of
reference mass measured in first
phase.
Weighing result is displayed in
various formats, depending on
reference mass value. For reference
mass values between 0÷3,5% of
scale capacity, format of weighing
result is 100.0, for values between
PEr on
50%
50.00%
3,5÷35% it is 100.00 and above
35% - 100.000.
The function has the following
options:
- PEr oFF – switch the function off,
- PEr on – set current indication as
100%, show indications in %,
- out – exit without changes.
Caution:
1. PEr Err message informs that
reference mass is less than 0,5⋅Min
or was not defined.
2. When the scale shows weighing
result in percent,
15.6. Function for summing recipe ingredients (rECIPE)
The function allows for separate
weighing of several ingredients in
one container with the possibility of
reading current sum of all weighed
ingredients.
The function includes the following
options:
-rEC oFF – leave the function with
the possibility of read sum mass,
-rEC on – start recipe weighing,
-rEC Con – continue previous
recipe,
-out – exit without changes.
When proceeding with recipe,
successive ingredients (A, B, C,
etc.) are weighed each time starting
from zero indication, which is
obtained after scale taring.
If several ingredients are weighed,
their sum mass can be read (despite
several taring). For this purpose use
rEC oFF option.
Comments:
o indicator on the left side of scale
display shows rECIPE function is
active.
SUM indicator shown when rEC
oFF option is used, disappears after
15.7. Function for calibration with external weight (CALIbr)
Calibration with external weight should be performed if scale accuracy is not
satisfactory. Calibration weight stated in technical data table for the scale (or of
better accuracy) should be used then.
Operations sequence:
Press MENU key to display user
functions, shown one by one in
loop.
m
0.00g
LOAD
T
Press
function appears.
→T←
key when CALIbr
The following options will be
displayed:
-CAL on – calibration with external
recommanded value weight (see
technical data).
-CAL StP – calibration with
T
external weight, confirmation of
next steps - MENU key,
-CAL Pt – calibration with external
weight other value,
out – leave without changes
Press →T← key when CAL on
option appears.
Wait for writing zero to the scale.
When LOAD message appears put
calibration weight on the pan.
m
Wait until internal calibration is
finished
zero indication is
displayed.
Attention:
CAL StP option generates commu-nications Press
Menu.
This function is used in scale with ELTRON (Port-1) data protocol. This protocol
enables label printout with actual scale indication and chosen data from PrInt
special function (variable data), for example date and time. Other data, for
example company address, product name, barcode can appear on label as a
constant text. Label patterns with number (4 digit) used by user should be saved
in scale memory according to printer manual. Label pattern choice is made by
inscribing label number using LAbEL function.
Press MENU button.
When LAbEL is displayed press
5.00
→T←
key.
Actual label number will show.
To enter new label number press
→T←
key, to exit function
without number change press
MENU.
0
To inscribe label number use
keys:
→0←
→T←
- digit increase,
- next digit,
MENU – end.
After entering label number,
0
putting load and pressing
key
will cause sending data to label
printer.
0
Data format sent to label printer
(label nr 1, language EPL-2):
parameter and press
displayed.
The way of setting baud rate of 9600 bps is shown as example in the pictures on
the left, setting other parameters is performed similarly.
When appropriate parameters and options are set, choose out to leave the
function.
This function enables gross weight measurement of goods located in a container
(we know the container weight) and then readout evaluated net weight of the
goods. For this purpose first the tare value must be inserted to one of the ten scale
memory cells. The inserted tare value can be displayed by pressing
→0←
when the scale pan is unbiased. Inserting tare value may be done by using
→T←
key or
balance keys or from „nature” when locating empty container on pan is possible.
Insertion of tare values using keys:
After pressing MENU key and
choosing tArE function the
→T←
key will display the following
options:
- tAr OFF – function off,
- tAr on – function on (with tare
value inserted previously),
- tAr . . – bringing back tare value
from memory,
- tAr SEt – writing tare value to
memory,
- out – exit from function.
MAnUAL
3
30
Press
→T←
key while tAr Set is
displayed.
By pressing
→T←
key choose
memory cell to save tare:
tAr 01, 02, ... , 10.
Choose writing option:
- MAnUAL – using keys : →0←,
,
→T← and MENU,
- Pan – writing actual weight
value.
After writing to memory the scale
starts working with inserted tare
value.
Attention:
Tare values are also memorized
when the scale isn’t powered.
Function activation will cause
displaying results in force units (mN).
Press MENU key.
Using
function and then nEW on.
Attention: 1mN≈0,1019g
0.0
15.15. Anty-disturbance filter option (FILtEr)
This function enables using digital
filter of chosen intensity during
weighting. The filter reduces influence
of mechanical vibrations (base
vibrations, air blast) on measurement
result.
→T←
key choose Newton
Press MENU key and using
→T←
key choose FILtEr option.
The following options will show
successively on the display:
- FIL OFF – filter off,
FIL- 10
- FIL on – filter on.
Choosing option FIL on will display
following intensity values of the filter.
FIL- 20
After choosing intensity the weighting
starts with the filter turned on.
FIL- 40
In order to go back to normal work
use MENU key and choose FIL OFF.
This function evaluates from series of measurements (max 500) statistical
parameters of weighting process.
Adding successively measurements to register is automatic and it occur after the
scale is loaded and its indications stabilize.
After each loading printout is made with: number of measurements, result, date
and time (if clock is installed and the function is activated).
For the obtained measurements series the scale evaluates:
When StAt is displayed press
key.
The following options are displayed:
- StA Prn – monitoring and printout of
statistical data,
- StA oFF – deactivate function,
- StA o – activate function, work with
printout of chosen weighting results,
- StA - – activate function, work
without printout,
- StA n – maximal samples value,
- Sta nM – inscribing nominal value for
statistics,
- Sta tOL – inscribing tolerance in %,
- Sta tAr – automatic tare on/off
- StA CFG – function configuration:
-Auto – Automatic work (samples are
confirmed after loading the scale and
indication stabilization.),
-ManuAL– manual work
(confirmation is made by pressing
key).
- out – exit from function.
Remember first to inscribe nominal
weight value and tolerance
(mentioned above).
→T←
After that, push
StAt
_
_
o is displayed.
Put on successively objects on the pan
(remove after indication stabilization)
in order to add them to measurements
register.
In order to obtain printed statistical
results from measurements series
press MENU key and
when StAt is displayed and later StA Prn.
15.19. Basis weight of paper counting function (PAPEr)
This function allows to count the weight of 1m2 sheet of paper on the basis of a
sample with known surface.
Start the scale with →T← key.
10
Place on the pan a sample
consisting of one or several paper
slices (pay attention that the total
weight is bigger than 100 readout
scale graduations).
Press the MENU key in order to
enter function menu. While F..-PAP
is displayed press
→T←
key.
While PAP n is displayed press
→T←
key.
Enter the quantity of paper slices
using keys:
→0←
→T←
-digit increase,
-next digit,
MENU - end.
Press
→T←
key when PAP ArE is
displayed.
Enter surface of single paper slice
2
in m
(as above).
Press
→T←
key when PAP on is
displayed.
The scale will indicate paper
substance (g/m
2
sign on the right
side).
In order to finish working with
function, press MENU key and then
PAP on
81.0
using
→T←
key, choose PAPEr
and PAP oFF.
Attention:
1.Message "PAP Err" means
inscribed PAP n or PAP ArE values
are incorrect.
To leave the function with clearing the adding register choose tot oFF option.
When connected to a printer, the balance prints the communicate informing
about clearing the register.
The sample check for each measurement (depends on the settings of PrInt
functions):
DATE: ...
TIME: ...
NETTO: mass
____________________________
Report printout sample:
TOTAL =
NUMBER OF MEAS. =
AVERAGE VALUE =
Attention:
Maximum number of measurements 99 999.
Maximum total load 99 999 000d.
The weighing unit of the aggregated value from the register (total) is the same as
the weighing unit stated on the keypad or is 1000 times greater (signalised with
“o” indicator at the left of the display).
If the registered value is too big to be displayed, “E” communicate appears on
the display.
If the number of series is too high to be displayed, “Err1”communicate appears
on the display.
This function enables to set current
date and time of internal balance
clock and course of his use.
Function has the following options:
dAtE
dAt oFF
dAt SEt
h13 - 1
8
T
T
T
0
- dAt oFF – deactivate date and
time printout,
- dAt on – activate date and time
printout (
- dAt SEt – change actual date and
time,
- dAt PIn – acces code insertion,
- dAt For – date print format
selection EU or USA.
The example at the left presents
how to use dAt SEt option.
In order to write actual time and
date
while dAt Set is displayed.
Confirm numbers displayed
successively using
the right time and date.
→T←
key),
key should be pressed
→T←
key to get
h13 - 1
9
h13 - 19
- -
T
T
T
T
→0←
enables speeding up the process.
Time format: h gg – mm
(gg - hour, m - minute).
Date format: d mm – dd
(m - month, d - day).
Year format: r - rr
(r - two last digits of a year).
15.24. Function of comparing with preset threshold values (trESh)
This function compares weighing result with two reference values: lower and
upper threshold. The balance signalises comparison result with MIN, OK and
MAX indicators and sound signal generated when threshold values are exceeded.
If comparison result is:
- smaller than lower threshold – the balance displays MIN,
- between threshold values - the balance displays OK with the sound signal
when exceeding the threshold,
- greater than upper threshold - the balance displays MAX with the sound signal
when exceeding the threshold,
If the balance is equipped with THRESHOLDS control connection, the
comparison result may be used to control:
- optical signalling devices (SIGNAL mode),
- batching devices (IMPULS mode).
In standard configuration the scale is set up to cooperate with optical signalling
device.
On the outputs P1 and P2 the short-circuit states appear, which depend on
comparison results of balance indications with threshold values.
THRESHOLDS outputs states chart (with increasing balance load) for both
modes:
SIGNAL mode: IMPULS mode:
In IMPULS mode on outputs P1 (threshold I) and P2 (threshold II) short-circuit
impulses appear for about 0,5s. On output P3 (zero) short-circuit state appears
with the zero threshold indication.
- mode selection for
connection THRESHOLDS: IMPULS or SIGNAL.
Choose trESh on option with
→T←
key. Following threshold options are
displayed:
- SEt-0 - start the function with the
excess signalisation,
- SEt-1
- SEt-2
- SEt-3
- set lower threshold value,
- set upper threshold value,
- set zero excess signalisation,
T
Using
1.
→T←
key choose option SEt-
Set the lower and the upper threshold
values with the following keys:
- digit increase,
- decimal point,
→T← - next digit,
50
MENU
- end.
Next choose option SEt-2 and write
SEt-2
T
upper threshold value.
When necessary, use SEt-3 option to
SEt-0
T
set the value underneath which the
sign MIN isn’t displayed.
Choosing SEt-0 option will make the
scale work with both zero and
threshold exceeding signalization.
To finish work with this function press
MENU key and choose trESh
and trESh oFF.
Scheme for connecting the single relay to THRESHOLDS connection output
:
Transmitter
P1 (prógI)
P2 (prógII)
P3 (zero)
masa
The THRESHOLDS connection contains transoptor outputs of open collector
type, with load capacity 50mA / 24V.
The relays inputs must be protected with diodes, e.g. 1N4148.
The balance producer offers ready electronic PCB MS3K/P, which contains
RM96P relays with input voltage DC24V and output: AC 250V, 3A.
Important notes:
1. After switching the balance on, both thresholds are set as maximum values.
2. When selecting upper threshold value, pay attention that its value is not lower
than the lower threshold value.
3. Selecting lower and upper threshold value is also possible by sending proper
commands from computer (for more information look into scale manual)
2. Take care that no dirt is between pan and casing of the scale. If dirt is noticed
take the pan off (lift it up). Clean dirt and then put the pan on.
3. In case of improper operation caused by a short-lasting lack of power supply,
switch the scale off by unplugging it from the mains, and then after several
seconds switch it on.
4. Every repairs performed by unauthorized persons are forbidden
5. To repair the scale, please contact nearest service centre
service centres is given in guarantee card and on
www.axis.plwebsite.
. The list of authorised
6. Scales can be sent for repair as messenger delivery only in original package.
For transportation scale pan have to be protected against accidental pressing.
If not, there is a risk of damaging the scale and loosing guarantee.
Failure messages:
Message Possible cause Recommendation
C-1
...
6
negative result in one of autotests contact service centre if
(more than
1min.)
scale is not
weighing
L
protecting screw remains in the scale remove protecting screw
no pan on the scale
the message remains
put the pan on
H
indicator
does not work
mechanical damage of scale sensor
overweight of the scale
mechanical damage of the scale
load left on the pan during start-up
unstable scale position,
ground vibration,
air flows
contact service centre
take a load off the pan
contact service centre
take a load off the pan
locate the scale in place
where stable results are
maintained
AXIS Spółka z o.o. 80-125 Gdańsk, ul.Kartuska 375B
confirm with all responsibility that scales
BTA210(D) and BTA2100(D)
marked with CE mark comply the following:
1. EN 55022:2000 standard Limits and methods of measurement of
radio disturbance characteristics of information technology equipment
and IEC 61000-4-3 Electromagnetic compatibility (EMC) - Part 4-3:
Testing and measurement techniques - Radiated, radio-frequency,
electromagnetic field immunity test, harmonized with the Council
Directive 89/336/EEC
Additional information
- Conformity evaluation for the Council Directive 89/336/EEC were carried out by
Laboratorium Badawcze Oddziału Instytutu Elektrotechniki in Gdańsk, accredited by PCA
Gdańsk, 15.02.2010 r.
Per pro Director of AXIS Ltd:
Production Manager Jan Kończak _________________
Signature
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