User Manual Single load cell platform scales Manual number: ITKU-18-02-01-12-A • Scales of WPT series • Table scales of WPT/F series • Waterproof scales of WPT/H series • Waterproof scales of WPT/HR series M A N U F A C T U R E R O F E L E C T R O N I C...
MENSIONS ..........................9 4.1. able scales WPT/F series.......................9 4.2. aterproof scales of WPT/H series....................10 4.3. aterproof scales of WPT/HR series .....................12 4.4. Scales of WPT series ........................12 5. UNP CKING AND ASSEMBLY ......................16 5.1. Table scales of W PT/F series......................16 5.2.
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15. WORK MODES ............................43 15.1. Setting accessibility of operation modes..................43 15.2. Selecting quantity of operation modes..................44 15.3. Counting pieces of the same mass ....................45 15.4. +/- control referring to the inscribed standard mass ..............47 15.5. Control of % deviation referring to the inscribed standard mass...........49 15.5.1.
1. INTENDED USE Scales are designed for fast and precise measurements of weighed loads masses and direct commercial settlements. Tarring in full weighing range enables to determine net mass of weighed loads. Functions: • backlight of display • level of filtration •...
2. PRECAUTIONS 2.1. Maintenance A. Please, read carefully this user manual before and use the device according to its intended use. B. Devices that are to be withdrawn from usage should be sent back to the producer or in case of own utilization do it according to the law. 2.2.
Notice: Some symbols on accumulators identify harmful elements/compounds: Pb = lead, Cd = cadmium, Hg = mercury. 2.2.1. Power supply of weighing indicators in plastic casings Indicators in plastic casing are intended to be supplied from a power adapter or from NiMH rechargeable battery pack (standard equipment). New rechargeable batteries should be formatted according to the description in the chapter 14.4.4.
• Remove discharged and then insert new batteries into the chamber, according to given polarity (+/-): • Close the lid of the chamber for batteries: In PUE C/31H and PUE C/31H/Z weighing indicators (stainless steel housing) the worn out accumulator can be exchanged to a new one by the authorized service of the manufacturer.
3. WARRANTY CONDITIONS A. RADWAG is obliged to repair or change those elements that appears to be faulty because of production and construction reason, B. Defining defects of unclear origin and outlining methods of elimination can be settled only in participation of a user and the manufacturer representatives, C.
WPT/F…/C/K series – main dimensions WPT/F…/C/R series – main dimensions 4.2. Waterproof scales of WPT/H series WPT…H1 series (pillar 24cm) –main dimensions - 10 -...
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WPT…H1series (pillar 7cm) –main dimensions WPT…H2 - WPT…H6 series – main dimensionS - 11 -...
4.3. Waterproof scales of WPT/HR series WPT…HR2 - WPT…HR6 series – main dimensions 4.4. Scales of WPT series WPT…C1/K series – main dimensions - 12 -...
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WPT…C1/R series - main dimensions WPT…C1 series – main dimensions - 13 -...
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WPT…C2/K series – main dimensions WPT…C2/R series – main dimensions - 14 -...
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WPT…C2 series – main dimensions WPT…C3/K series – main dimensions - 15 -...
WPT…C3 series – main dimensions 5. UNPACKING AND ASSEMBLY 5.1. Table scales of WPT/F series Unpack and put the scale on a flat even stable surface far away from sources of heat. • maximally screw out the transport protection according to the drawing below: •...
5.2. Scales of WPT series Unpack and put the scale on a flat even stable surface far away from sources of heat and then: - Remove transport protection: For versions with an indicator on the pillar: - 17 -...
5.3. Waterproof scales of WPT/H, WPT/HR series Unpack and put the scale on a flat even stable surface far away from sources of heat and then: • Unscrew the pillar and the transport handler from the platform: - 18 -...
• Turn the pillar and mount it to the platform. The surplus cable place inside the pillar. • Pick up the pan and remove the transport protection. 6. GETTING STARTED • After unpacking and mounting the scale level it out. Use levelling legs and the level condition indicator installed in the basis of the scale.
7. KEYPAD 8. KEYS’ FUNCTIONS Switching on/off Function key (operation mode selection) Sending a weighing result to RS232 Zeroing Tarring Notice: After pressing keys’ functions changes. The way of operation in this mode is described in details further in this manual. - 20 -...
9. INSCRIPTIONS ON THE DISPLAY Text string Description Filter level Transmission baud rate bAud Piece counting +/- control according to a standard mass HiLo Automatic printout rEPL The condition of printing data StAb Autozero correction Auto Power save – time to switch off while no operation Latch of the max measurement Totalizing Weighing animals...
10. USER MENU 10.1. Submenus User’s menu is divided into 6 basic submenus. Each group has its own characteristic name preceded by the letter P and a number. P1 rEAd P 1.1 Fil P 1.2 Auto P 1.3 tArA P 1.4 Fnnd P2 Prnt P2.1 Pr_n...
10.2. Browsing user menu Use scale’s keys to move inside the menu. 10.2.1. Keypad Entering main menu Inscribing tare value Increasing a digit value by „1” moving down in the menu Battery / accumulator state monitoring Toggling between gross / net values Selecting the parameter or changing the value of a selected parameter Entering the selected submenu or activating a parameter...
11. WEIGHING Put a load you want to weigh on the weighing pan. When the pictogram appears it means that the result is stable and ready to read. In order to assure long-term operation and appropriate measurements of weighted loads following precautions should be taken into consideration: •...
11.1. Tarring In order to determine the net mass put the packaging on the pan. After stabilising press - (Net pictogram will be displayed in the left upper corner and zero will be indicated). After placing a load on the weight pan net mass will be shown. Tarring is possible within the whole range of the scale.
• Using set the tare value, • Press • Program returns to weighings mode. The inscribed tare value can be seen on the display with „–” sign, • Tare can be inscribed anytime in weighings mode. Notice: 1. You cannot inscribe a new tare value when the tare value in memory is greater than zero.
11.5. Selection of basic weight unit This function is used to set weight unit the scale will start with. Procedure: • Enter the submenu <P3.Unit> and then: • press , until the expected unit appears on the display: Options: A. When the basic unit is [kg], users can toggle between: [kg, lb, N], for verified scales [lb] is not accessible, B.
• After you select the unit press , the scale returns to: • Return to weighing according to chapter - 10.2.2. Notice: After turning on the scale always sets the basic unit. 11.6. Temporarily selected unit This function is used to set weight unit the scale will use temporarily until the next power off or next selection.
Options: A. When [kg] is a basic unit, users can select following units: [kg, lb, N], [lb] is not accessible for verified scales. B. When [g] is a basic unit, users can select following units: [g, ct, lb], [lb] is not accessible for verified scales. 12.
Notice: Filtering level influences the time of stabilization. The higher the filtering level is the longer stabilization time is needed. Return to weighing: See - 10.2.2. 12.2. Median filter This filter eliminates short changes (impulses) of measure signal (e.g. shocks). Procedure: •...
12.3. Autozero function The autozero function has been implemented in order to assure precise indications. This function controls and corrects „0” indication. While the function is active it compares the results continuously with constant frequency. If two sequentional results differ less than the declared value of autozero range, so the scale will be automatically zeroed and the pictograms will be displayed.
12.4. Tare function This parameters enables users to configure a tare function. Procedure: • Enter the submenu <P1.rEAd> and then: automatic tare function on and is stored in balance tArA AtAr memory after unplugging it from mains (Description of function operating point 15.6 automatic tare) automatic tare function off (user can turn on tArA operating of automatic tare F6 AtAr –...
13. RS 232 PARAMETERS External devices connected to RS 232C have to be supplied from the same mains and common electric shock protection. It prevents from appearing a potential difference between zero leads of the two devices. This notice does not apply to the devices that do not use zero leads. Transmission parameters: •...
immediate printout Pr_n noStAb (not accessible in verified scales) sending stable results Pr_n StAb automatic operation Pr_n rEPL continuous transmission in basic unit Pr_n CntA continuous transmission in present unit Pr_n Cntb Return to weighing: see 10.2.2. 13.2. Minimal mass threshold This function is necessary while working with automatic tare or automatic operation or weighing animals.
Return to weighing: see 10.2.2. 13.4. Serial transmission parameters Procedure: • Enter the submenu <P2.Prnt> and then: 7d2SnP - 7 data bits; 2 stop bits, no parity control 7d1SEP - 7 data bits; 1 stop bit, EVEN parity control 7d1SoP - 7 data bits; 1 stop bit, ODD parity control 8d1SnP - 8 data bits;...
14. OTHER PARAMETERS The user can set parameters which influence the scale operation. They are gathered in the submenu <P5.othr> e.g. backlight and beep signal. Enter this submenu <P5.othr> according to chapter 11.2. 14.1. Backlight function Program recognises the way the scale is supplied (mains, battery) and automatically selects the way of operating on the backlight: –...
Return to weighing: See 10.2.2. Notice: When bl=Auto, and the indication has not changed for 10s, the backlight is automatically switched off. The backlight is switched on again automatically after the result changes. 14.1.2. Backlight for supplying from batteries The user can change the intensity of backlight from 0% to 100%. The lower the intensity is the longer the scale operates without recharging or exchanging batteries.
14.2. “Beep” signal – after pressing a key Procedure: • Enter the submenu <P5.othr> and then: - switched off bEEP YES - switched on bEEP Return to weighing: See 10.2.2. 14.3. Automatic switch-off This function is essential to save the battery power. The scale is switched off automatically when (function t1 = YES) no weighing appears in 5 minutes.
automatic enabling/disabling according to the source of power. Procedure: • Enter the submenu <P5.othr> and then: Returnto weighing: See 10.2.2. 14.4. Battery voltage level check While supplying from batteries too low level of voltage is measured by software the pictogram is displayed.
Procedure: After displaying the level of batteries (in per cents) the program returns to weighing. 14.4.2. Battery discharge pictogram The symbol (bat low) switches on when the voltage level drops to 18% of the accepted level of voltage. It means that charging or exchanging batteries is required.
• Message <nImh> appears on the display (for indicators in plastic casings) or <SLA> (for indicators in metal housings). • In case of damaging accumulators or lack of it the pictogram blinks quickly (period about 0.5 sec). Notice: Indicators in plastic casings are equipped with the set of rechargeable batteries NiMH R6 (AA) and power adapter.
Procedure: 1. Supply the indicator from mains. 2. Charge batteries for 12 hours (time of charging 2200mAh batteries). 3. After 12 hours unplug from mains. 4. Use the device up to the moment of self powering down. 5. Repeat the process of charging starting from point 1. Notice: They reach their optima capacity after three cycles of full charging and discharging.
– mode is disabled – mode is enabled Return to weighing: See 10.2.2. 15.2. Selecting quantity of operation modes This function enables user to set if ,after pressing key, all operating modes will be accessible (ALL) or only one from the list chosen and used by operator.
15.3. Counting pieces of the same mass Standard solution is equipped with option of counting small pieces of the same mass. It is possible to execute a tare function in this operating mode in order to tare a container value. Notice: 1.
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• If option <LASt> is choosen in the scale program displays estimated unit mass of the last piece (about 3 seconds) and then goes to Counting pieces automatically setting the previously displayed value as valid for the procedure. • If the <FrEE> option is selected you will see: •...
Notice: key when load is not present on the pan, 1. If a user presses the the message -Lo- will be indicated for a few seconds and the scale will automatically return to weighing. 2. In order to comply with the rules of appropriate counting pieces put as many pieces as possible during unit mass adjustment.
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• The inscribed value confirm by pressing , the program will automatically go to the higher threshold of weighing (Max): • The inscribed value confirm by pressing , the program will automatically go to the main window. • During setting threshold values following cases take place: Notice: If a user erroneously enters a value of the lower threshold higher than the upper one, the scale will indicate an error message and...
Return to weighing: • Press the key twice. 15.5. Control of % deviation referring to the inscribed standard mass Scale software enables control of deviation (in %) of weighed loads mass referring to the inscribed standard mass. Mass of standard can be determined by its weighing (PrcA function) or entered to the scale memory by an user (PrcB function).
Return to weighing: • Press the key twice. 15.5.2. Mass of standard inscribed to scale memory Procedure: • Enter to <PrcB> function: • The program goes to the weight display window: • Using set standard mass, where: - digit selection, - digit setting.
Return to weighing: • Press the key twice. 15.6. Automatic tare This function is useful for fast net mass determination of weighed load in case when tare value of is different for each load. In case when the function is active the cycle of scales operating looks as follows: •...
15.7. Measurement max force on the pan – latch Procedure: • Enter to <toP> function: • Confirmation of choice of <toP> function is indication of the Max pictogram: • Apply a force to the weighing pan. • The display of scale will latch the maximum value of the force •...
15.8.1. Enabling the work mode Procedure: • Enter to <Add> function: • A letter „P” in the left side of the display is a confirmation that <Add> function have been selected: 15.8.2. Totalizing procedure • Enter <Add> function according to ch. 16.8.1, •...
• Take off the load from the pan, indication returns to ZERO and the letter „P” in the left part of the display appears, • Put the next load on the pan, • After stabilizing press , the sum of first and second weighing will appear on the display, the „▲”...
- In order to continue the procedure press , the indication returns to ZERO and the letter „P” appears in the left part of the display. The scale is ready for weighing; - In order to terminate the previous totalizing procedure press key, , or .
15.9. Weighing animals Procedure: • Enter to <AnLS> function: • The <tinnE> message appears on the display for 1s, and then the program goes to the window of setting the duration time (in seconds) of the animal weighing process: • Confirm the selected value by pressing •...
• Load an animal to the platform, • After exceeding the -LO- value (see 13.2), program starts the weighings process. The appearance of subsequent hyphens < - - - - - - - > showing the progress, • After completing the process of weighings the result is latched on the display and additionally the OK pictogram is shown in the upper part of the display: •...
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• The program goes to displaying the first value from the selection of tare values <tArE 0> (press to chose different values): • After selecting the right position press and you will see an editing field: • Enter the selected tare value to the scale memory •...
Return to weighing: • Press 15.10.2. Selecting a tare value from the memory • Enter <tArE> function according to the ch. 16.10.1 of the manual, • The program goes to displaying the first value from the selection of tare values <tArE 0> (press to chose different values): •...
16. USER CALIBRATION Only for non-verified scales Confirmation of high accuracy of weighing requires periodical correcting of calibration factors in the scale memory – this is adjustment of the scale. Calibration should be performed when we start weighing or dynamic change of temperature occurs. Before starting calibration remove loads from the pan.
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• Put a weight of the displayed mass value on the pan and press The calibration process will start which is signalled by the message: • After completion of the process of calibration the following screen will appear • Take off the weight , then the following sequence of screens will appear •...
16.2. Start mass adjustment If the scale does not require the full calibration process sit is possible to adjust only a new start mass. Procedure: • Enter the submenu <P6.CAL> and then: • The display will show the following information •...
• Return to weighing performing the procedure of saving parameters. Caution: If the start mass adjustment lasts longer than 15 the <Err8> message will be displayed and short audible signal will be emitted. Press to perform calibration again with more stable ambient conditions! 17.
Cable diagrams: Scale – Kafka printer cable diagram for plastic casing Scale – Kafka printer cable diagram for steel housing 18. COOPERATION WITH COMPUTER Sending weighing results to the computer can be done: after pressing key, - manually after function activating or sending an - in continuous way appropriate command, After stabilizing the indication...
19. COMMUNICATION PROTOCOL 19.1. General information A. A character protocol scale-terminal has been designed for communication between RADWAG scales and external devices via RS-232 interface. B. It consists of commands sent from an external device to the scale and a responses from a scale.
19.2. A set of commands for RS interfaces Commands Description of commands Zeroing Tarring Get tare Send the stable result in basic unit Send the result immediately in basic unit Send the stable result in current unit Send the result immediately in current unit Switch on continuous transmission in basic unit Switch off continuous transmission in basic unit Switch on continuous transmission in current unit...
- command name - substitutes spaces 19.4. Command’s description 19.4.1. Zeroing Syntax Z CR LF Possible answers: - command accepted and in progress Z_A CR LF - command completed Z_D CR LF - command accepted and in progress Z_A CR LF - command comprehended but zero range overflow appeared Z_^ CR LF - command accepted and in progress...
- command executed TO_TARA CR LF Frame format: 7-15 space stability space tare space unit - 9 characters with decimal point justified to the right Tare - 3 characters justified to the left Unit 19.4.4. Send the stable result in basic unit Syntax: S CR LF Possible answers: - command accepted and in progress...
- command comprehended but cannot be executed SI_I CR LF at the moment - mass value in basic unit is returned MASS FRAME Frame format: 7-15 space stability space sign mass space unit Example: S I CR LF – computer command S I _ ? _ _ _ _ _ _ _ 1 8 .
19.4.7. Send the result immediately in current unit Syntax: SUI CR LF Possible answers: - command comprehended but cannot be executed SUI_I CR LF - mass value in current unit is returned immediately MASS FRAME Frame format: 7-15 stability space sign mass space...
Possible answers: - command comprehended but cannot be executed C0_I CR LF - command comprehended and executed C0_A CR LF 19.4.10. Switch on continuous transmission in current unit Syntax: CU1 CR LF Possible answers: - command comprehended but cannot be executed CU1_I CR LF - command comprehended and in progress CU1_A CR LF...
19.5. Manual printouts / automatic printouts Users can general manual or automatic printouts from the scale. • Manual printouts can be performed after loading the pan and stabilizing indication by pressing • Automatic printouts can be performed only after loading the pan and stabilizing indication.
General information If some information included are redundant or not sufficient and there is a necessity of changes one can design their own protocol format in EDYTOR WAG computer program. This piece of software is accessible in: http://www.radwag.com - 73 -...
20. ERROR COMMANDS - Value beyond the zero range Err2 - Value beyond the tare range Err3 - Calibration mass or start mass beyond the acceptable Err4 range (±1% for weight, ±10 for start mass) - Mass of a single piece lower than the scale division Err5 - Exceeded the time for tarring, zeroing, start mass Err8...
22. TROUBLE SHOOTING Problem Cause Solution Connect to mains or Discharged batteries. change batteries Turning on does not work No batteries (not installed or Check the correctness of improperly installed) installation (polarization) The scale turns off „t1” set to „YES” (Power In „othr”...
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• RS232 / RS485 converter for PUE C/31 – KR-01, • RS232 / Ethernet converter for PUE C/31 - KR-04, • Stainless steel anti-vibration table - SAP/N, • A case for save carring/transporting a scale of WPT/C1/K series – W2, •...
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O F E L E C T R O N I C W E I G H I N G I N S T R U M E N T S RADWAG WAGI ELEKTRONICZNE 26 – 600 Radom, Bracka 28 Street POLAND Tel.
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