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B X 1 WEIGHING INDICATOR OPERATION MANUEL
SECTION CONTENTS PAGE 1. Features 2 2. Installation and Commissioning 3 3. Front Panel and Key Functions 5 3.1 Display 5 3.2 Key Pad 6 3.3 Key Lock 6 4. Serial Interface 7 5. Header and Footer 8 6. Alibi Memory 8 7. Programming and Calibration 9 8. Options 22 8.1 Parallel 3 Input / 3 Output 22 8.2 Serial Interface 23 8.3 Binary Output 24 8.4 Analogue Output 25 8.5 Modbus RTU 26 8.6 Ethernet 26 9 Housing Dimensions 27 App 1 Status Bytes in Continuous Data Output 29 App 2 Host Mode Data Structure 30 App 3 Modbus RTU Data Structure 34 App 4 Trouble Shooting 36 App 5 Parameter’s Default Table 37 App 6 Calibration Table (Max / d) 38 App 7 BX 1 Model Identification 39
DO NOT LET THE UNAUTHORIZED PEOPLE INTERFERE THE INDICATOR. FOR SAFETY OPERATION BX 1 SHOULD BE SUPPLIED WITH GROUNDED
VOLTAGE NETWORK. CHECK THE POWER VOLTAGE AND GROUND CONNECTIONS BEFORE
ENERGISING BX 1.
DON’T ENERGISE BX 1 BEFORE MAKING LOAD CELL CONNECTION.
DON’T PLUG IN OR OUT THE CABLES AND/OR CONNECTORS WHILE INDICATOR IS ENERGISED.
DO NOT OPEN THE ENCLOSURE WHILE BX 1 CONNECTED POWER
1. Features BX 1 is a high tech weighing indicator designed for general weighing applications. It also has set point, analogue output, binary output , modbus AND Ethernet options for process applications. The indicator had been designed according to OIML R76 recommendations and 90/384AT directive and EN45501 standard. 1.1. Basic Features • Weighing in single range or multi (dual) range. • Ability to get a printout in different formats and printing header on it. • Taring with key and auto tare clear option. • Auto zero and zeroing with key. • High resolution display mode. • 3 set points (I/O board is an option), • Powerful adaptive digital filter for fast and stable reading. • Key lock option to prevent unauthorized people’s interfering the indicator. • Optional Alibi memory that can store most 149.764 weighing results. • Up to three serial data interface (Option) • Optional RS232C, 20mA CL, RS485, MODBUS RTU or Ethernet outputs for process
applications or PC connection. • Optional analogue, binary data output. • Data interface with HOST connection. • 3 optically isolated inputs and 3 optically isolated outputs ( option ). 1.2. Technical Features
• Input sensitivity : 0,50 µV/inc.(approved), 0,10 µV/inc (unapproved)
• Resolution Display resolution : Up to 1 / 60.000 pieces
Internal resolution : Up to 1 / 8.000.000 pieces • Load cell excitation voltage : 5 volt DC • Maximum number of load cell connections : 6 units of 350ohm or 16 units 1000ohm
( minimum 58 ohm , maximum 1200 ohm )• Power supply : 230 V / 50 Hz AC or 12 VDC • Power consumption : 12 VA • Operating temperature : Between -10°C and +40°C, up to 85% humudity,
2. Installation and Commissioning
PRECAUTION: Please read this manual carefully before energizing the indicator and perform the commissioning operation according the procedure given here. Use trained personnel for cleaning, commissioning, checking and service of the indicator. The interference of untrained personnel may cause some unwanted damages or injures.
2.1 Mechanical Installation First of all please determine the place where your indicator can operate safely. The place where you will use/install your indicator should be clean, not getting direct sun light if possible, with a temperature between -10ºC and +40ºC, humidity 85% non condensing at most and the cables should be installed safely to avoid mechanical damages. Take care to the housing dimensions and the suggested panel hole dimensions given in the Chapter 11. To avoid electrical noises, protect your indicator which has very low input signal level from the equipments that produces electrical noise in panel mounting. 2.2 Electrical Installation BX 1 has two models that operates with 230 VAC and 12 VDC power. 230 VAC indicators are supplied with power cable; and the 12 VDC indicators are supplied with special power connector for power inlet. Prepare your power voltage according to your BX 1 power inlet. The 12 VDC connector pin configuration can be found in Figure 1 below.
Pin No 12 V Power Cable Connction
112 V 20 V 3 Housing Gnd
There are two jumpers on BX 1’s main board for calibration and for On/Off switch. To change the position of this jumpers, open the housing and perform necessary changes before energizing the indicator.
Figure 1. The pin layout of 12VDC connector.
J2 Calibration ( short circuit for calibration )
J8 On/Off Switch ( open for working w/o on/off switch )
Figure 2. BX 1 main board
The quality of instrument’s grounding will provide weighing accuracy and the safety of your indicator. If the energy conditions of your plant is bad, prepare a special power line and grounding. If you have to service the indicator, turn the power of and wait at least 30 seconds before interfering. 2.3 Load Cell Connection The load cell wiring should be made carefully before energizing to avoid BX 1 from damages. The input resistance of the load cells that you will connect should be more than 58 Ω. The sense pins of BX 1 should be connected. The sense and excitation pins with the same polarity should be short circuited at the connector side in 4 line load cell wiring.
Pin No (DB9 Female)
6 wired Load Cell Cable
4 wired Load Cell Cable
Connection 1+ Excitation + Excitation 2+ Sense + Excitation 3 Shield Shield 4 - Sense - Excitation 5 - Excitation - Excitation 7 + Signal + Signal 8 - Signal - Signal
Connector body Shield Shield 2.4 RS232C Serial Interface Connection The connection of the standard RS232C ( Interface 1 ) serial interface of BX 1 should be made as given in the table below.
Pin No (DB9 Male) Definition
2 TXD 3 RXD 7 GND
Connector body Shield 2.5 Commissioning After making the required installations and connections of BX 1, turn the power on and make calibration. After checking the performance of your weighing instrument you can begin to use the indicator. If there are peripheral connections, first you should turn the power off; make the required connections, perform the required safety checks and energize the indicator. Then set the related parameters and check if the peripheral devices are operating properly.
3. Front Panel and Key Functions
3.1 Display The weight display of BX 1 is seven segment LED. Under the weight display 6 LEDs take place related to weighing. At the right side of the display there are three LED’s for indicating the net, gross and the unit ( standard kg ). The meanings of the indication LEDs about basic symbols of weighing that take place under the display are:
: This LED will flash in case of voltage’s decreasing. If the voltage derease more the indicator will automatically shut off.
: With multi range scales these LEDs indicate the range that scale operates at the moment. For single range scales only first range LED lits.
: Means BX 1 displays information different from the weight. : Means the weight value on the display is stable. : Means the weight is in the center of zero.
3.2 Key Pad The keys and the key functions of BX 1 are:
On/Off: It is used for turning BX 1 on or off. To turn the indicator off, this key must be pressed and hold at least 2 seconds. There is not this key on panel type housing
Zeroing: In Gross mode, if the scale doesn’t show zero while there is no load
on the pan, you can zero the scale by pressing this key. Taring: Pressing this key tares the scale and get into the Net mode. Clear: Pressing this key clears the tare and the scale turn back to Gross
mode. Print: By pressing this key weight data and other information depending on
the setup parameters sent to a printer or a PC via serial port. High Resolution: By pressing this key the weight value can be viewed with
higher resolution in a short period.
Info: This key is being used to view Total and CN information. To toggle between these info you have to press this repeatedly and at last you will get back to weighing mode again. To clear the weight total, you need to press Clear key while the total value is seen on the display and [All C ] will appear on the display. You can confirm deletion by pressing Enter key or cancel by pressing F key.
Function : This key used in combination with other keys of BX 1. Set Point : These keys are being used to view/ to enter SP values. Please
look Section 8.1 for details.
3.3 Key Lock BX 1 has ability to lock the keys to avoid unauthorized person’s interfere. You can activate or deactivate this function by pressing “ F “ and “Key Lock” keys sequentially. The LED with key sign which takes place at the bottom of the info LEDs at the left side of the display indicates the keys are locked.
4. Serial Interface BX 1 can be connected to peripherals via serial port. The baud rate of serial data output can be selected as 1200, 2400, 4800, 9600, 19200, 38400 or 57600. The serial data specifications are; 1 start bit, 8 bits data length, 1stop bit and no parity bit. The serial ports of BX 1 are suitable for bi-directional communication. If, you transmit ASCII codes of P, Z, T or C letters to the serial port of BX 1; the indicator will act like the related keys are pressed. 4.1 Continuous Mode : The format and the definition of the data output had been given below.
Status Indicated Tare STX STA STB STC D5 D4 D3 D2 D1 D0 D5 D4 D3 D2 D1 D0 CR CHK
You can find the structure of status bytes in Appendix 1. 4.2 Print Mode: The format of the data output in Print mode can be selected in 3 different type form in the parameter group 04- . 1. Single Line You can send the data in single line like below by pressing key.
CN: 21 G: 3.000kg T : 1.000kg N: 2.000kg
2. Multi Line You can send the data in multiple lines as seen in the label given below by pressing key. Multi line header and footer can be downloaded in host mode. The data output structure can be programmed with printer parameters.
4.3 Host Mode BX 1 indicator can communicate with a PC in host mode. You can upload or download data to the indicator by adjusting the related interface parameters by Baykon BX2005 software or using the command sets given in the Appendix 2 .
5. Header and Footer
It is possible to load 3 lines of header and 1 line of footer to BX 1 and print a label with header and footer in print mode. A required header or footer to print on the label can be loaded to BX 1 indicator by a PC via serial port in host mode. Baykon BX2005 software can be used for loading these data to BX 1. By entering the header/footer loading page of the BX2005 software, the header and footer data can be downloaded to BX 1 or the preloaded data can be uploaded to PC.
6. Alibi Memory
If the alibi memory of BX 1 installed and activated, BX 1 keeps the last 149.764 weighing records in the alibi memory. This recorded data can be seen on the indicator’s display or can be transmited via serial port. To reach a definite record you have to enter to parameter 802. After reaching the desired record, the recorded data can be view from display. If it is needed you can print this record together with following 9 records by pressing print key. If you press print key in parameter 803, the whole recorded datas will be sent via serial port. Printing can be finished via F key. The empty fields will be printed as ------ and the corrupted records will be printed as xxxxx. For the records of which weighing results can not be given, the message [ no rec ] will be seen on display. If the alibi memory is activated, the alibi record number is also found on the print out data. After installing the alibi board or changing main board changed Error 41 or 42 will seen on the display after power on for activating alibi memory. If the calibration jumper is short circuited, you can activate the alibi board by pressing enter key after power on. Otherwise, the alibi errors will be disappeared by pressing enter key, but you could not get any data output from BX 1 ( Error 43 will be seen after pressing print key ). By parameter 804, you can print the information data about alibi card. These data are; SN : Alibi card pin code, SA : The start alibi record number with this indicator, LA : The alibi record number of the next weighing with this indicator, CN : Calibration counter number, CS : Check sum status, AS : Alibi memory record capacity.
7. Programming and Calibration In this section you will find the programming and calibration procedure of BX 1 indicator according to your application. The signs those take place on the lower right corner of the keys indicate the function of the keys in programming menu. The basic meanings of these keys are given in the table below.
Exit without saving
Get back to previous
Select the digit will be
Changing parameter value or
increasing the blanking digit
Clear ( delete )
7.1. Entering the Programming and Calibration Menu Press F and Info keys sequentially to enter the Programming and Calibration Menu. First [FunC ] and then [PASSWr ] prompts will be seen on the display sequentially. Here you can enter to the parameters block by using the service code ( 0 and Info) or the operator code (Tare) and confirm with Enter. The calibration jumper (See Section 2.2) should be short circuit to change the parameters ( grey coloured boxes on the next page ) in the service mode. Programming and Calibration menu consist of main blocks which are shown as [X-- ] andsub-blocks. By using ↑ and ↓ keys you can reach previous or next main blocks. After reaching the desired main block, you can get in by pressing Enter key. As you enter the block you will reach the first sub-block in that main block. The sub-block address will be seen on the display as [X0- ].You can also search between the sub-blocks by using ↑ and ↓ keys and reach the first parameter of the sub-block seen on the display by pressing Enter key. The number of the parameter comes on display as [XY0 ].Again you can search between parameters by ↑ and ↓ keys. For entering numerical value in the parameters, press the tare key to select the digit and press the zero key the change the value.
7.2. Exiting the Programming and Calibration Menu If you press F key on which parameter you are, you will get out of the active sub-block and reach the next sub-block. If you press F key again, you will get out of the active block and reach the next main block. If you press F key once again, the [SAvE ] message appears on the display. Here you can press Enter key to save the changes into the memory, or you can press Tare key to store the changes until the power goes off, or you can press F key to abort changes. [Waıt] message will be seen on the display for a little while, and automatically get back to weighing mode. Especially for legal metrological usage, please don’t forget to turn the power off and remove the calibration jumper to start operation.
0_ _ INTERFACE
00 _ INT 1
03 _ ETHERNET
02 _ INT 3
024 S. MODE
04 _ PRINTER
045 MIN. PRT
046 PRT CTRL
01 _ INT 2
11 _ START UP
111 A.PWR OFF
112 SAVE TARE
113 A. CLR TARE
1_ _ CONFİG
13 _ I / 0
14 _ ADJUSTMENT
120 9 SLOWEST
12 _ FİLTER
120 0 NO FILTER
120 1 FASTEST
120 2 120 3
40 _ S.SELECT.
400 S.TYPE 4_ _ ANALOGUE
41 _ ZERO CAL.
42 _ SPAN ADJ..
2_ _ SETUP PRMT
30 _ CALİB.
3_ _ CALIBRATION
31 _ CAL. ADJ
311 SPAN CAL.
312 SPAN ADJ CAL
310 ZERO CAL.
80 _ RECORDS
800 CAL. COUNT.
802 ALIBI REC
803 ALIBI PRT
8_ _ M.LOGIC REC.
804 ALIBI INFO
990 ALL PRMT.
99 _ PRMT. PRT
9_ _ CTRL PRMT
90 _ TESTS
900 KEY PAD
901 S.PORT 1
91 _ BX S/N
911 OPT 1
912 OPT 2
913 OPT 3
97 _ CAL. COEFF.
979 SAVE COEFF.
Changeable with any password
Changeable with service password
Changeable with service password and calibration jumper
20 _ SETUP
202 PWR ON ZERO
21 _ WEIGHING
210 W. TYPE
211 CAP1 / d1
212 CAP2 / d2
207 TILT SW
7.3. Programming [0--] Interface Block You can reach the parameters about serial interface of BX 1 indicator in this section. The data output modes can be used once except continuous data output.
[00-] Interface-1 This sub-block includes the parameters about the 1st serial interface (standard) of BX 1.
[000 X ] Data Format
0 : No data transfer.
1 : Continuous data output. 2 : Print mode ( refer to parameter  ). 3 : Host mode. [001 X] Baud Rate
0 : 1200 Baud 1 : 2400 Baud 2 : 4800 Baud 3 : 9600 Baud 4 : 19200 Baud 5 : 38400 Baud
6 : 57600 Baud
[002 X] Handshake 0 : No Handshake 1 : Xon/Xoff
[003 XX] Address
You can define a device address by this parameter. You can select a number
between 1 and 99. If you enter 0, indicator will operate without an address. [01-] Interface-2 This sub-block includes the parameters about the 2nd serial interface of BX 1.
[010 X ] Data Format
0 : No data transfer 1 : Continuous data output 2 : Print mode ( refer to parameter  )
3 : Host mode [011 X] Baud Rate
0 : 1200 Baud 1 : 2400 Baud 2 : 4800 Baud 3 : 9600 Baud 4 : 19200 Baud 5 : 38400 Baud
6 : 57600 Baud
[012 X] Handshake 0 : No Handshake 1 : Xon/Xoff 2 : Hardware.
Warning: If you choose hardware as handshake, the serial interface 3 can not be used as RS232C.
[013 XX] Address
You can define a device address by this parameter. You can select a number between 1 and 99. If you enter 0, indicator will operate without an address.
This sub-block includes the parameters about the 3rd serial interface of BX 1.
[020 X ] Data Format
0 : No data transfer 1 : Continuous data output 2 : Print mode ( refer to parameter  ) 3 : Host mode 4 : Modbus RTU [021 X] Baud Rate
0 : 1200 Baud 1 : 2400 Baud 2 : 4800 Baud 3 : 9600 Baud 4 : 19200 Baud 5 : 38400 Baud
6 : 57600 Baud
[022 X] Handshake 0 : No Handshake 1 : Xon/Xoff
[023 XX] Address
You can define a device address by this parameter. You can select a number between 1 and 99. If you enter 0, indicator will operate without an address.
[024 X] Serial Mode
0 : Serial Interface-3 operates as RS232C ( par. 012 ≠ 2 ) . 1 : Serial Interface-3 operates as RS485 . 2 : Serial Interface-3 operates as 20 mA CL ASCII.
[03-] Ethernet This sub-block includes the parameters about the Ethernet output of BX 1.
[030 X ] Data Format
0 : No Ethernet output 1 : Continuous data 2 : Printer mode ( refer to parameter  ) 3 : Host mode 4 : Modbus RTU [033 XX] Address
The address of BX 1 will be entered via numerical keypad.
[04-] Printer If one of the serial interfaces is selected as printer, the label settings will be made in his sub-block.
[040 X ] Print Out Format
1 : Single line 2 : Multi line
[042 X] CN ( Consecutive no )
0 : The Consecutive no won’t be transferred via serial interface
1 : The Consecutive no will be transferred via serial interface
[045 ] Minimum Print [ XXXXXX] If the weight is less than the value entered here, the data will not be printed. [046 X] Print Method
0 : Printing via key. 1 : Auto print. 2 : Print interlock Explanation: If this parameter selected as auto print, the data will automatically be printed when the data exceeds minimum print value and become stable. The weight value should decrease under minimum print value to reprint. If this parameter selected as print interlock, after printing the weight must be changed to reprint. [047 XY] Line Feed
X=0,1,2….9 : Here you can enter the number of the empty lines at the top of the
label via numerical keys Y=0,1,2….9 : Here you can enter the number of the empty lines at the bottom of
the label via numerical keys. [048 X] Form Feed
0 : No FF 1 : After printing, the printer wil go to next page automatically.
[1--] Configuration Block In this block the parameters take place which are being used to set BX 1 according to your application.
[11-] Start Up
[110 X ] Language
0 : Turkish 1 : English
[111 X] Auto Power Off 0 : Auto power off disabled 1 : Autoatically turns the power of after 3 minutes of stability or no key function. 2 : Autoatically turns the power of after 10 minutes of stability or no key function. [112 X] Tare Memory 0 : No. 1 : Tare value will be stored at power off. [113 X] Auto Clear Tare 0 : No. 1 : The scale gets back to gross mode after unloading. [114 X] Buzzer
0 : No Buzzer. 1 :The Buzzer will active when a key pressed, in case of error messages or when
the alarm is active.
[12-] Filter In this block the proper filter values according to the operating conditions can be entered. One of the most important features of BX series is viewing filter characteristic on the display and with the help of this option, you can select the most suitable filter without exitting the programming mode.
[120 X ] Filter
The filter value can be selected from 0 to 9 ( The minimum value of the filter at least 7 in normal weighing applications). As you enter this parameter and press Enter key while [120 X] seen on the display, the weight variation can be seen on the display. The value of the filter can be changed by using ↑ and ↓ keys and the weight variation for every value can be seen on the display. After finishing the filter selection you can go to next step by pressing the F key.
[13-] Parallel I/O
BX 1 has an optional 3 parallel input and 3 parallel output. [130 X ] Outputs
The outputs operates with respect to the weight value seen on the display. But Output 3 in the last selection operates with respect to gross weight while operating as Error and Alarm.
0 = No. 1 = ( Output1 = Sp1 ), (Output2 = Sp2 ), (Output3 = Sp3 )
2 = ( Output1 = Sp1 ), (Output2 = Sp2 ), (Output3 = Stable) 3 = ( Output1 = Sp1 ), (Output2 = Sp2 ), (Output3 = Error)
[131 X] Input 1 0 = Not used 1 = Zero 2 = Tare 3 = Clear 4 = Print 5 = Key lock Warning: This input will be used as tilt switch input for tilting applications. [132 X] Input 2
0 = Not used 1 = Zero 2 = Tare 3 = Clear 4 = Print 5 = Key lock [133 X] Input 3
0 = Not used 1 = Zero 2 = Tare 3 = Clear 4 = Print 5 = Key lock
[14-] Entries In this block you can enter the initial CN.
[142 ] Label No ( CN )
[ XXXXXX ]
The desired value is entered via tare and zero keys and saved by pressing Enter key. If the label number exceeds 65535, it will automatically reset and begin from 1 again.
[2--] Scale Block[20-] Set Up The parameters about weighing operation are being entered here.
[200 X] Approved
0 = Nonapproved 1 = Approved
[201 X] Increased Indication
0 = by pressing key 1 = Always increased indication
[202 X] Power On Zero
According to the selection below, during power on, if the weight is in the percentage of the capacity, the scale will automatically be zeroed. If the weight is not in zeroing range, the display will show [E E E ] message until pressing enter key.
0 = disable 1 = ∀ 2% 2 = ∀ 10%
[203 X] Zeroing Range
0 = disable 1 = ∀ 2% 2 = ∀ 20%
[204 X] Auto Zero Tracking
AZT automatically readjusts the scale to zero for companseting selected small deviation per second around center of zero.
0 = disable 1 = ∀ 0,5e 2 = ∀1e 3 = ∀3e [205 X] Tare
0 = Tare disabled 1 = Pushbutton Tare [206 X] Motion Dedector This parameter defines the sensitivity level which wil determine what is considered as stable.
0 = ∀0,3e 1= ∀0,5e 2= ∀1e 3= ∀2e 4 = No motion dedector [207 X] Tilt Switch The tilt switch is being used to connect tilt switch to prevent wrong weighing results in mobile scales like mobile palette scales because of the slope of the floor. If this parameter is activated, the input 1 must be connected to the tilt switch. 0 = Not used 1 = NO contact 2 = NC contact
[21-] Scale Build The capacity and the resolution of the scale will be defined here.
[210 X] Scale Type
The capacity and resolution parameters will vary according to the selection here.
0 = Single Range 1 = Dual Range You will reach the next parameter by pressing the “Enter” key. Please note that the following parameters will vary according to this selection.
If single range had been selected ;
[212 ] Capacity
Press Tare key to reach this parameter. [CAP ] [ XXXXXX ] Enter the capacity of the scale via tare and zero keys and confirm the value with pressing Enter. [d ] [ XXXXXX ] Display resolution will be selected by Zero key and confirmed with Enter key.
If dual range had been selected ;
[211 ] 1. Capacity Press Tare key to reach this parameter.
[CAP1 ] [ XXXXXX ] The capacity of the first weighing range ( Select from Appendix 6 ) will be entered here via tare and zero keys and confirmed with Enter key. [d1 ] [ XXXXXX ] Display resolution of the first weighing range will be selected by Zero key and confirmed with Enter key [212 ] 2. Capacity Press Tare key to reach this parameter. [CAP2 ] [ XXXXXX ] The capacity of the second weighing range ( Select from Appendix 6 ) will be entered here via tare and zero keys and confirmed with Enter key. [d2 ] [ XXXXXX ] Display resolution of the second weighing range will be selected by Zero key and confirmed with Enter key.
[3--] Calibration Block The calibration of the scale will be performed here. [30-] Calibration
[300 ] Gravity This parameter should be used in the scale that will be verified in two stages by gravity adjustment (in legal metrologic applications). This parameter should not be touched in other applications. If you enter a value in this parameter before calibration (as six decimal digits. Enter 798564 for 9.798564), this value will be assumed as the reference gravity acceleration where the first stage of the calibration performed. After calibration this parameter will be zeroed. If value of this parameter is zero, that means no gravity adjustment had been performed after calibration. In the second stage of verification, the gravity acceleration of the place that the weighing instrument will be used should be entered (as six decimal digits. Enter 800065 for 9. 800065) and exit programming by saving the changes without entering the calibration (par 301).
[301 ] Calibration
Begin the calibration by pressing Enter key. Unload the scale when the displays shows [ZEro.CA]message and press Enter key. The display will show [WAıt ] message during zero calibration. In this while the scale must be unloaded and stable. Approximately 10 seconds later display will show [LoAd ] and then [ XXXXXX ] . The value shown on the display is the weight that should be used for span calibration. If the value of the test weights that will be used is different from the value shown on the display, type the new value via tare and zero keys, place the test weights on the scale and press Enter key. Just like zero calibration [WAıt ] message will shown on the display 10 seconds while span calibration is being performed. Then indicator will prompt you to save the calibration by [SAvE ]message. You can save the calibration by pressing Enter key. Pressing F key will not save the calibration.
In this sub-block you can only perform zero adjustment or span adjustment without full calibration operation. [310 ] Zero Adjustment
This parameter is only being used for refreshing the zero level of the scale to prevent wrong weighings from zero drifts. Begin the zero adjustment by pressing Enter key. Unload the scale when the displays shows [ZEro.CA]message and press Enter key again. The display will show [WAıt ] message during zero adjustment. In this while the scale must be unloaded and stable. Approximately 10 seconds later display will prompt you to save the calibration by [SAvE ]message. You can confirm the saving zero adjustment by pressing Enter or cancel it by pressing F key.
[311 ] Span Adjustment
This parameter lets you to perform span adjustment. By pressing Enter key[ XXXXXX ] appears on the display. The value shown on the display is the weight that should be used for span calibration. If the value of the test weights that will be used is different from the value shown on the display, type the new value via tare and zero keys, place the test weights on the scale and press Enter. Just like zero calibration [WAıt ] message will shown on the display 10 seconds while span calibration is being performed. Then indicator will prompt you to save the calibration by [SAvE ]message. You can confirm the saving calibration by pressing Enter or cancel it by pressing F key. [312 ] Span Adjustment Under Load
This parameter is being used to perform span adjustment of a scale without lifting the load on it. This operation especially used for span adjustment for filled tanks. You can make span adjustment without removing the load in the tank. As you press enter key [P.ZEro ] message appears on the display. This means the scale will determine the present load as temporary zero. After getting ready for this level, which means temporary zero adjustment Enter key should be pressed. The display will show [WAıt ] message during temporary zero adjustment. After this step, the display will show [LoAd ] a little while and then [ XXXXXX ] . The value shown on the display is the weight that should be used for span calibration. If the value of the test weights that will be used is different from the value shown on the display, type the new value via tare and zero keys, place the test weights on the scale and press Enter. Just like zero calibration [WAıt ] message will shown on the display 10 seconds while span calibration is being performed. Then indicator will prompt you to save the calibration by [SAvE ]message. You can confirm the saving calibration by pressing Enter or cancel it by pressing F key.
[4--] Analogue Output Block
The calibration of the optional analogue output is performed in this sub-block.
[40-] Signal Selection
 Type of Analogue Output 0 = 4 – 20 mA 1 = 0 – 10 VDC
[41-] Zero Adjustment
 Coarse Zero Adjustment The coarse zero adjustment is being performed by pressing Zero key one after another to increase the analogue signal level or Clear key to decrease the analogue signal level.  Fine Zero Adjustment The fine zero adjustment is being performed by pressing Zero key continuously one after another to increase the analogue signal level or Clear key to decrease the analogue signal level.
[42-] Span Adjustment  Coarse Span Adjustment Coarse span adjustment is being performed by pressing Zero key continuously one after another to increase the analogue signal level or Clear key to decrease the analogue signal level by taking the full capacity value as reference without placing any weight.  Fine Span Adjustment Fine span adjustment is being performed by pressing Zero key one after another to increase the analogue signal level or Clear key to decrease the analogue signal level by taking the full capacity value as reference without placing any weight.
[8--] Metrological Data Block The parameters about Metrologic Registry are being entered in this section.
[80-] Legal Metrologic Records
In this block, change the parameters with ↑ key and use enter key according to parameter descriptions.
 Counter This counter increases by 1 authomaticaly after entering the programming mode with calibration jumper and service password. This counter can not be changed manually.
 Alibi Memory
0 = Not used 1 = In use  Finding Any Record From Alibi Memory You can call a record via tare and zero keys in the alibi memory. If Print key is pressed while an Alibi record is on the display, this record will be printed with the 9 records previous it.  Print All Alibi Memory Records
The data in the Alibi memory can be printed by pressing Print key. You can stop printing with F key.
 Alibi Info
You can get some fundamental informations about Alibi board and records by pressing Print key.
The operations about checking and testing BX 1 can be made here.
[90-] Tests [900 ] Key Pad In this step every keys ASCII code will be shown on the display as you press the related key. By this way you can test if all the keys are functional or not. Pressing ↑ key will take you to the next parameter. [901 ] Serial Interface-1 The characters in the alphabet will sequentially be transferred from serial interface-1 port by pressing Zero key one after another. Received numerical data is seen on display. [902 ] Parallel Inputs
[ı X YY] To perform parallel input test, enter the number of parallel input to YY digits via tare and zero keys and press Enter key. X shows the logical condition of that input. [904 ] mV Indication As you press Enter key the output voltage of the load cell will be shown on the display. This uncalibrated value is only for test / service purposes.
[91-] Serial Numbers
 BX Serial No The serial number of BX 1 will be shown on the display as you press Enter key.  Option 1 Serial No The serial number of option 1 will be shown on the display as you press Enter key.  Option 2 Serial No The serial number of option 2 will be shown on the display as you press Enter key.  Option 3 Serial No The serial number of option 3 will be shown on the display as you press Enter key.
[97-] Calibration Coefficients
The parameters take places in this section are the calibration parameters of BX 1. These values can be used when a problem occurs about the calibration of BX 1 if they had been noted before. You can refresh the calibration by entering correct values.
[99-] Printing Parameter Values
 Print All Parameters By pressing Print key the whole parameters can be printed from Serial Interface-1 here.
8.Options 8.1 Parallel 3 Input / 3 Output It is possible to use control inputs and set point outputs if you install a parallel I/O board on BX 1 as defined in parameter group 13-. The electrical connection of the inputs and outputs should be made as seen in the Figure 3. The input voltage should be max. 28 VDC and the optically isolated input current is 30 mA ; The supply votage needed for the outputs is max. 28 VDC and the max. total output current is 300 mA. Defining set points in BX 1; Press SP key to enter the set point memory. The set point values will be defined via zero and tare keys and confirmed with Enter key. You will advance to the next set point. Here you can search between set points via ↑ and ↓ keys. Pressing F key will be enough to return weighing mode.
The pin layout of the parallel Input/Output connector ( D25 Female) is given below.
Pin No (DB25 Female) Definition
12 - 13 GND 24 - 25 +24V
1 Output 1 3 Output 2 5 Output 3
11 Input 1 10 Input 2 9 Input 3
Connector Body Shield
8.2 Serial Interface 2 additional serial interfaces can be added to BX 2 in addition to standard RS232C serial data output. One of the outputs of the optional serial interface card is RS232C, and the other one can be selected as RS232C, RS485 or 20 mA CL ASCII. If parameter 012 is selected as 2, the second data output can not be used as RS232C. Up to 32 instruments can be connected with RS485 output. The settings of interfaces is being made in Serial data 2 ( par 01- ) and Serial data 3 ( par 02- ) parameter groups. The pin configuration of the optional D25 female serial interface connector is given below.
Pin Number (DB25 Female)
012 parameter is 0 or 1
012 parameter is 2
2 TxD1 ( par. 01- ) TxD1 ( par. 01- ) 3 RxD1 ( par. 01- ) RxD1 ( par. 01- ) 4 TxD2 ( par. 02- ) RTS1 ( par. 01- ) 5 RxD2 ( par. 02- ) CTS1 ( par. 01- ) 7 GND ( RS 232C ) GND ( RS 232C ) 8 R- ( par. 02- ) R- ( par. 02- ) 9 R+ ( par. 02- ) R+ ( par. 02- )
10 T+ ( par. 02- ) T+ ( par. 02- ) 11 +V ( par. 02- ) +V ( par. 02- ) 21 A ( par. 02- ) A ( par. 02- ) 22 B ( par. 02- ) B ( par. 02- ) 24 T- ( par. 02- ) T- ( par. 02- ) 25 +24 ( 20 mA CL ) +V ( 20 mA CL )
D25 body Shield Shield The 20mA CL ASCII transmit output is passive in standard. The connections should be made as given in the figure below for activating this transmit output.
8.3 Binary Output By addition of this option to BX 1, you will have 17 bits binary output that is changing between 0 and 131071 related to display value and a zeroing input. The value of the binary output will change related to display value as given in the table below.
BINARY OUTPUTS Condition ( On Displayde ) Data Negative Error
+ E ADC High Low High Over High Low High Under High High High - E ADC High Low High Weight indication Binary X Low
The pin configuration of the D25 female binary connector is given below.
PIN NO CONNECTİON DEFINITION 1 24V DC POWER SUPPLY
14-2 GND POWER SUPPLY 15 TEST INPUT 3 D0 2 0
16 D1 2 1 4 D2 22
17 D3 2 3 5 D4 2 4
18 D5 2 5 6 D6 2 6
19 D7 2 7 7 D8 2 8
20 D9 2 9 8 D10 2 10
21 D11 2 11 9 D12 2 12
22 D13 2 13 10 D14 2 14 23 D15 2 15 11 D16 2 16 24 Strobe 1 = Data Ready 12 Zero Input 25 Error Output 13 Negative Output
D25 body Shield Data Ready means the weight data can be read from outputs . If this output is low, wrong reading of the weight value is probable. If you apply test input, the weight data output will be interrupted and all outputs will be activated sequentially during test input is active. Binary output card have to be supplied with 24 VDC ( max. 28VDC ) and total output current could be maximum 200 mA.