VISIONTECHSHOP TBWS Washdown Bench Scales User Manual
- June 7, 2024
- VISIONTechShop
Table of Contents
- INTRODUCTION
- KEY DESCRIPTIONS
- DISPLAY SYMBOLS
- BASIC OPERATION
- CHECK WEIGHING
- ACCUMULATION
- PARTS COUNTING
- ANIMAL WEIGHING
- KEYBOARD LOCK
- SET AUTO POWER OFF
- SET BACK LIGHT
- SPECIFICATION
- DIMENSIONS (INCH/MM)
- ERROR MESSAGE
- RS232 OUT PUT
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
VISIONTECHSHOP TBWS Washdown Bench Scales User Manual
INTRODUCTION
-
The TBWS series Bench scales that amplifies signals from a load cell, converts it to
digital data and displays it as a mass value. -
It is suitable for general weighing or more specialized applications such as check
weighing, animal weighing and accumulation applications. -
It can connect the indicator to a printer or a PC.
-
Large LCD with white LED back light displays
KEY DESCRIPTIONS
Keys
|
Description
---|---
|
Power turn ON/OFF
|
Set the Zero Display
|
To perform a tare function, Subtracts weights.
|
Accumulator key, current values will store to the memory, To send the data to printer or PC
|
Shift to Gross / Net Weight.
|
Counting
|
To change the unit
Second fuctions of the keys
Function
|
Keys
---|---
To confirm the selected menu
|
To change the menu and to increase the active digit| 
To move the active digit to right
|
To move the active digit to left| 
To enter in to the menu
|
Escape from the menu to normal operation.
|
DISPLAY SYMBOLS
Display
|
Description
---|---
STABLE
| Indicate when the scale get stable
ZERO|
Indicate when the scale in Zero
TARE
| Indicate when the scale in Tare
NET|
Indicate when the scale in Net mode.
GROSS
| Indicate when the scale in Gross mode
Kg, Lb, Oz|
Indicate when the scale in kg, lb, oz unit
pcs
| Indicate when the scale in counting
%|
Indicate when the scale in percent
|
Indicate when the battery charge is getting low
Hold
| Indicate when the scale in Hold mode
Auto|
Indicate when the scale in Auto
BASIC OPERATION
Power On/Off:
Switch on the balance by pressing on/ off key.
The display is switched on and the test is started and if want to switched
off, press again the key.
Zero
Environmental conditions can lead to the balance exactly zero in spite of the Bench not taking any strain. However, you can set the display of your balance to zero any time by pressing key and therefore ensure that the weighing starts at zero.
Tare
The weight of any container can be tared by pressing
button so that with
subsequent weighing the net weight of the object being weighed is always
displayed.
- Load weight on the Bench.
- Press key. Zero is displayed, and tare is subtracted.
- Remove weight on the Bench. Tared weight is displayed. It can set only one tare value. It will be shown with a minus value.
- Press G/N to change between gross weight and net weight.
- To clear the tare value, remove the load and press key. Zero is displayed, tare weight is cleared.
Select Unit and Sampling operation
Press key, it can change unit and sampling operation.
CHECK WEIGHING
It can set an upper or lower limit when weighing with the limits range.
During the limit controls dividing the unit will indicate whether a value
upper or lower limits with an alarm sound .
Set Limits
- Press
and 
key together, display will be show set h. - Press key to select set h or set l
- Press key to confirm, display will show 00000 and will blink the last digit.
- Enter the high limit value by using and
keys to change the active digits and press key to increment the value. - Press key to confirm, display will show set l
- Enter the high limit value by using and keys to change the active digits and press key to increment the value.
- Press key to confirm.
- To escape from the settings press key.
Set Check Weighing
- Press and key together, display will be show set h.
- Press key to select display beep.
- Press key to confirm, display will be shown noneorokorng
- Check mode none: No beep sound in the limits. Function turned off.
- Check mode ok : When the weight is between the limits. OK will shown and beeper will be sounded.
- Check mode ng : When the weight is out of the limits, the beeper will be sounded and Ok will shown.
Note: Check weighing available only when weight more than 20d.
ACCUMULATION
The scale can be set to accumulate manually by pressing
key. For settings, see the parameter p 1 Com » mode » pr 2 Before operation
scale should be stable and return to zero, accumulation available only when
weight more than 20d.
Accumulation Operation
- Place the load on the Bench.
- Press key, when displayed STABLE indication.
- Display will be show acc 1 thenwill be show the total saved value. These displays will be shown only three seconds.
- Remove the weight from the pan.
- When display get zero and stable then place the second weight.
- It can continue until the memory gets fully or 99 items.
Memory Recall
To recall the memory press key.
Display will be show accX (X: Total number of accumulation)then will be show
the total saved value. These displays will be shown only three seconds.
Memory Clear
To clear the memory, press and keys together.
Display will be show Acc0 , all accumulation memory cleared from the memory.
Automatically accumulation.
The scale can be set to accumulate automatically. For settings, see the
parameter p 1
Com » mode » auto
Automatic Accumulation Operation
- Place the load on the Bench.
- When display gets STABLE indication, display will be show acc 1 thenwill be show the total saved value. These displays will be shown only three seconds.
- Remove the weight from the pan.
- When display get zero and stable then place the second weight.
- It can continue until the memory gets fully or 99 items.
PARTS COUNTING
To enter the parts counting, press key and select until display will be show p 10 Press to change the parts quantity.
Options: p10 / p 20 / p 50 / p100 / p 200
Parts Counting Operation
- Place the load on the Bench
- Select the parts quantity as per the option
- Choose from option depending on how many pieces/items are on the scale
- Press key to confirm, display will be shown —- then will show the quantity
- Then can add goods on the Bench, display will update the parts quantity automatically.
Press key back to the weighing mode..
ANIMAL WEIGHING
TBWS can use for vibrate loads weigh. This function can use for animal weighing. For settings, see the parameter p 3oth»anm
Bring the load on the Bench, when the load few seconds get stable, the reading
will be locked for few seconds.
It can add or remove loads also update the weighing locked values.
To enter or exit animal weighing mode, press key until HOLD indicator will be
displayed or not .
When in animal weighing mode HOLD indicator will be displayed.
KEYBOARD LOCK
It can set lock key board, for settings, see the parameter p 3oth» lock
When the keys are not using with in 10 minutes, the keys will be lock
automatically. After entering into the lock function, when we press the keys
display will be show k-lok.
Then will come to normal display.
If want to unlock and want to use the keys press and hold ,
and
keys three seconds. Display will be show u lckThen will come to normal display.
SET AUTO POWER OFF
It can set auto power of the scale, when scale not in use, scale will turn off after the setting time.
- Hold key three seconds display will show setbl
- Press key to change Set of and press key to confirm..
- Press key to change the options.
Set of
|
off
|
To set auto off function turn off, for scale always on
---|---|---
Of 5
| Set to turn off five minutes later
Of 15|
Set to turn off fifteen minutes later
- After select the auto off option press key to confirm and press key to escape from the settings.
SET BACK LIGHT
It can set back light when scale in use.
- Hold key three seconds display will show setbl
- Press key to confirm
setbl
|
au
| To set auto option. When start to use back light will be on and when stop
the operation back light also will off.
---|---|---
on
| To set always on. After turn on the power, back light also will be on.
off|
To set back light turn off. No back light in the operations
- After selecting the backlight option press key to confirm and press key to escape from the settings.
SPECIFICATION
Model
| TBWS-100| TBWS-200|
TBWS-500
---|---|---|---
Capacity
| 100lb / 50kg / 1600oz| 200lb / 100kg / 3200oz| 500lb/250kg / 8000oz
Display
| 2.05inch / 52mm LCD
Housing|
Stainless steel
Operating Temperature
| -10°C – 40°C / 14°F – 104°F
Resolution|
1/5000
Key Pad
| 7 Keys
Power|
AC (110V/60Hz)/ Battery (6V/4Ah)
Calibration
| Automatic External
Interface|
RS-232 Output
Load cell drive Voltage
|
Max: 5V/150mA
Load Cells
| Up to 4 load cell
ADC|
Sigma Delta
DIMENSIONS (INCH/MM)
ERROR MESSAGE
Error Message
| **Description**|
**Solution**
---|---|---
—–
| Maximum load exceeded|
Unload or reduce weight
Err
|
1
| Incorrect date|
Enter the date by using format “yy;mm:dd”
Err
|
2
| Incorrect time|
Enter the time by using format “hh:mm:ss”
Err
|
4
|
Zero setting error
|
Zero setting range exceeded due to switching on.(4%max) Make sure Bench empty.
Err
| 5| Key board error|
Check the keys and connecter.
Err
| 6| A/D value out of range|
Make sure Bench empty and check the pan is installed proper. Check the load cell connectors.
Err
| l| Approval setting error|
Check the PCB jumper settings.
Must be connect jumper pin to K1 (BW series)
–ol–
|
Over range
|
Remove the load. Re calibrate
–lo–
| Underload|
Minus weight, check the Bench and restart or calibrate.
RS232 OUT PUT
The TBWS series of scales can be ordered with a standard RS-232 output. It can
be
connected to DEP-50 receipt printer & DLP-50 label printer.
Print Format
-
Label Format
****
-
Receipt Format #1
-
Receipt Format # 2
15.2 Diagram: Serial interface, RS-232 (9pin D type connector)
Pin ２
| RXD| Input| Receiving data
---|---|---|---
Pin ３
|
TXD
|
Output
|
Transmission data
Pin ５| GND| ―|
Signal ground
9pin D Connecter:
| Indicator | Computer |
|---|
Pin 2:
| Pin 3
Pin 3:
|
Pin 2
Pin 5:|
Pin 5
