PX User Manual - Intelligent Weighing Technology, Inc.
Contents
1. The fuse is blown e Replace the fuse but you should Display is There is a problem with the find out why the fuse blew 120 VAC supply e Call a qualified electrician blank 14 Displayed value is unstable e Bad working environment e The door of the chamber does not close properly e There is interference between the pan pan support or dust guard and the balance housing e Unstable power supply The pan is overloaded e The object unstable weighed is evaporation or absorption of moisture e Improve working conditions by avoiding vibration or drafts and make sure the balance is on a stable surface Close the door properly Remove the object and reseat the pan assembly to ensure no interference Connect an external AC main stabilizer Only weigh less than the capacity on the front of the balance Material which decreases or increases in weight will never give stable results There is a large error between the actual value and displayed value e The balance is not calibrated e The display is not tared before weighing e The balance is not properly leveled 15 e Calibrate the balance e Press TARE key to zero the display e Level the balance by turning the adjusting feet2. 4 Press TARE key 200 0000 g will be displayed after CAL flashing about 5 to 10 seconds 4 If the difference between displayed value and the real value of external weight is more than 1 the user needs to calibrate again until the difference is less than 1 3 2 Part Auto Calibration for PXC 200 According to parameter setting and parameter setting table set C1 to C1 0 When you need to calibrate press CAL key the balance will start calibration NOTE when there is an object on the pan or internal weight is on the internal weighing system calibration cannot take place information will be displayed to show you that you need to calibrate when the object is removed from the pan In addition the user can press CAL key again to cancel the calibration In this mode the unit will not calibrate with changes in temperature or time According to parameter setting and parameter setting table set C1 to C1 1 when C1 1 is displayed press CAL key the value of internal weight will be displayed press MODE key to increase the value press PRINT key to decrease the value by pressing MODE key or PRINT key change this value into 200 0000 or the value of the external weight then press TARE key to go back to C parameter setting status press TARE key again to save the value in balance s internal memory When the user does not want to use manual calibration the value 200 0000 or other v
3. key to change displayed data to another unit or other weighing method 4 Open the door of weighing chamber put the object on the centre of the pan then close the door of weighing chamber after the data is stable record the data 5 Open the door of weighing chamber take the object out carry on weighing if you do not want to use the balance close the door of weighing chamber to avoid dust getting inside the balance and to keep the air inside the balance chamber stable 5 2 Weighing In a Container 1 Put the container on the pan 2 Wait O stable indicator displayed then press TARE key to tare 0 0000g will be displayed 3 Put the object in the container 4 Wait O stable indicator displayed then read the weight of object 5 3 Piece Counting elis 1 Select a reference number of the samples according to PARAMETER SETTING 50 for example and set the parameter setting to C2 parameter 2 press TARE key to tare 0 0000g will be displayed after the balance is stable 3 Press MODE key to change the balance into piece counting status 4 Put the sample on the centre of the pan then close the door of the weighing chamber If using a container tare off the container first 5 Press CAL key the balance will record the sample according to C2 parameter setting 50 for example 6 After recording the sample the balance will display the number in the sample according t
4. You can also use external calibration weights to calibrate your balance if needed 2 INSTALLATION 2 1 Unpacking CAUTION Handle with care at all times Remove the balance from the carton carefully the following items are included Packing List No Item Quantity 1 Main body of the balance 1 2 Pan 1 3 Pan support 1 4 Draft ring 1 5 Dust guard 1 6 AC power cord 120 VAC 1 7 Spare fuse 0 5 A 1 User manual 1 9 Cleaning cloth 1 It is recommended to save the cartons and packing materials for storing and transporting the balance or returning it for service 2 2 External Description of Balance 2 2 EXTERNAL DESCRIPTION OF BALANCE Adjusting Wheel Draft ring Dustguard RS232 Interface l Corner error adjust screw 2 3 Specifications Model PXC 200 PX 200 Capacity 200g 200g Readability 0 0001g 0 01 mg Repeatability 0 0002 Linearity 0 0002 Four corner 0 0002g Stabilization time 5 sec Sensitivity 2ppm C 10 C 30 C Operating temperature 41 F 85 F 5 C 30 Pan size 3 5 90mm Dimensions W x Hx D 8 x 11 x 18 1 205x280x460mm Power AC 110V 50 60 Hz 2 4 Environmental Requirements As a precision instrument the analytical balance requires an environment which is free from excessive air flow vibration and temperature or humidity extremes These factors will adversely affect performance e Keep
5. on internal calibrating weight scccsssccssssccssssecsssesees 9 4 3 Parameter SELIM Gs sccscsissscasdeiisaekeddesdandedsccaansececdnsesncs sdncsentanseteacainnees 9 4 4 Parameter cuss ccccadsscoazeveese cea caspocans sete ceassapoungasosescssocencdaseececeakanane 9 4 5 Command CONtrOl cccccscssssssscssssscssssscscscscscscscsssssssssssscceeees 10 5 WEIGHING osesscssssiscsersssescsosocssrocseseseessoerossosessoressrsssctessssesessosesibses ors 11 5 1 Normal Weighing essesssecssocesocescocesoccssecesocesocesoossooesssecssocesooseo 11 5 2 W ighing Titinsss ss cacasssAssesscaseiassngesavincaetaicaiseentieddphoadinds sseveusseandanaies 12 5 3 Piece Gum Gn sisi cckss scare csicccvcetapeavecsasenecteanenvevanocaneweavsaceesasoveecass 12 5 4 Percentage Weighinng cccccsssscsssssccsrsssssssssessscssssersssseceeses 13 6 RS 232 IN TEREA CE isisisscssvenscosgessussunees casgrobassesqusessousebascssnavesosanedsans 13 6 1 Transmission Format e sesseseesossesossossessossossesossossesossoesessossesose 13 6 2 Data Output Mode ssoescoessocsssccssocssocesoosssocessecssocssocssoosssseessese 14 6 3 Data Output Format esssesssecssecesocesoosessosesocessecesocssoosssosesseessose 14 6 4 Stable Output or Unstable Output esscsssscsssecssocssoossoocesseessose 14 6 5 Connection between Balance and External Device 14 7 CARE AND MAINTAINANCE ccssssssssssscsscescssssessesserse
6. the weighing area ambient clean and dry at all times The best operating temperature is about 20 C 68 F at e Use a stable AC supply e Don t position the balance e Jn direct sunlight e Next to open windows or a door causing draft or rapid temperature 4 50 relative humidity changes ess e Near a heater or air conditioner e Near vibrating rotating or reciprocating machinery e Near equipment that creates a e magnetic field or equipment e Ona unstable weighing table e In areas containing aggressive chemical vapors e In areas where the danger of explosion exists 2 5 Setting Up Your Balance CAUTION Warm up the unplugged balance at an indoor temperature for two hours whenever it is moved from a colder place into a warmer area otherwise the accuracy will be affected by condensation inside the balance e Place the balance on a stable and level work surface e Level the balance by turning the adjusting feet checking the level indicator on the balance until the bubble appears in the center of the circle Carefully place the parts in the weighing chamber as follows dust guard draft ring pan support and pan e Plug in the AC line cord 110 Volt 50 60 Hz only Check if the balance supply matches your main supply before plugging in 2 6 Display g gram ct carat Ib pound OZ ounce piece counting mode percentage mode stable indicator waiting calibrati
7. then the balance is ready to be used 4 4 Parameter Cx Cx y Meaning Cl C1 0 Auto calibration with the built in weight Calibration mode Cl 1 Manual calibration with external weight C2 O 10 a l C2 1 20 Set the basic number C2 50 of samples for Piece G7 _ 3 100 quer C24 1000 C3 0 No 0 point tracking status C3 1 ld C3 Zero Tracking C3 2 2d 0 point minimum C3 3 3d display value C3 4 4d C3 5 5d C3 6 Not for user C4 O 2400bps C4 C4 1 1200bps Serial baud rate C4 2 4800bps C4 3 9600bps C5 C5 0 On zero stable C5 1 On stable Data _ output print C52 Onvonimand mode C5 3 Continuous C6 C6 0 No restart the balance by pressing Key tone C6 1 Yes ON OFF key after setting C7 C7 0 Anti interference Lel Wa ie C7 2 Medium Pienne C7 3 Strong C8 With power C8 O Yes restart the balance by screen will display C8 1 No re plugging after setting is factory default setting On zero stable output when 0 0000g is displayed put object on the pan after the value is stable there will be a group of data transferred to an external device via the RS232 port eOn stable output after the weight is stable there will be a group of stable data transferred eOn command output PRINT key command P lt CR gt lt LF gt data transferred through serial po
8. 6 4 Stable Output or Unstable Output When it is unstable output KKK are space When it is stable output there will be information sent out 6 5 Connection of Balance and External Device balance computer balance series interface printer 9 pins 9 pins 9 pins 25 pins 2 2 2 2 3 3 3 _ _ __ 3 5 5 5 _7 NOTE the length of data line should not be more than 48 ft 15 meters 7 CARE AND MAINTENANCE 13 e Do not use sharp or rough objects such as a pen or knife etc to touch the keyboard use your fingers only e Do not let any object fall on the pan the weighing system will be damaged e Do not expose the balance to high temperature or to dusty environment e Do not disassemble the balance without permission this will void the warranty Also the balance is supplied with 120 VAC power DO NOT REMOVE ANY HOUSING WITHOUT DISCONNECTING FROM THE POWER SUPPLY e It is better to cover the balance with the supplied dust cover after use e Keep the balance clean and dry 7 1 Cleaning 1 Unplug the AC adapter before cleaning 2 Do not use any aggressive cleaning agent 3 Use a damp soft lint free cloth with some mild detergent such as soap 4 Make sure no liquid enters into the balance 5 After cleaning wipe down the balance with a piece of lint free soft dry cloth 8 TROUBLE SHOOTING Problem Possible Cause Solution e No power e Plug in the AC DC adapter
9. alue need to be changed back to factory setting NOTE THIS SETTING SHOULD BE USED WITH THE UTMOST CARE AS CHANGING THIS VALUE WILL CHANGE THE READING OF THE BALANCE 3 3 Full Auto Calibration for PXC 200 According to the parameter setting table set Cl to C1 0 Under full auto calibration status according to the changes of time and temperature the system will calibrate automatically NOTE when there is an object on the pan calibration cannot take place information will be displayed to show you that you need to calibrate when the object is removed from the pan 4 PARAMETER SETTING 4 1 Backlight Setting When the balance is on press SET key twice to switch on backlight if the light is already on then after pressing SET key twice will turn the light off 4 2 Weighing Units and Weighing Modes Convention When the balance is on press MODE key repeatedly it displays the weighing by 6 units g ct Ib oz and the weighing modes piece counting and percentage Rs weighing in turn 4 3 Parameter setting When the balance is on press SET key then press PRINT key Cx y will be displayed x s values are 1 8 press PRINT key to view Cx s value y is the value set by Cx press MODE key to change the value of y after the setting is done press TARE key will be displayed After about 2 seconds the balance will save and upgrade the setting and
10. ation may be embodies 1 INTRODUCTION This manual is used for Models PXC 200 and PX 200 Electronic Analytical Balances To insure proper operation on the balance please read this manual completely before you start to use your balance Analytical balances are the latest products of years of research design development and infield testing Every balance incorporates the Thermal Separation Technology advanced electromagnetic force sensor technology and superior software technology They offer the following features e Easy to operate and read results from a clear large LCD with a white backlit display e Rapid weighing speed is 10 times faster than mechanical balances e Able to tare up to the maximum capacity of the balance e Multiple weighing modes can be selected 1 Normal weighing 2 Piece counting 3 Percentage weighing e Multiple weighing units conversion such as gram pound ounce and carat as standard units along with counting and percentage modes A standard RS 232 interface for connecting peripheral devices such as computer or printer e Easy to calibrate the balance in three ways 1 Auto calibration Auto calibration PXC 200 only The balance will be calibrated automatically via a build in calibration weight when time or temperature exceeds the limit 2 One touch calibration The balance will be calibrated automatically via a built in weight just by pressing CAL key PXC 200 only 3 Manual calibration PX
11. e e A intelligent A Higher Level of Precision We g h n g Tec h no ogy A Higher Level of Performance Intell Lab PX Series Analytical Balance Model PXC 200 PX 200 User Operation Manual CONTENTS MENTRODUC TION pis sigesscessacesstesdicnsecsnsants salesntbeassvesshotscrseoasentsvdgevassoane 1 INSTALLATION seesoossessoescossocssescoesossoceocssosssecocesoossocoscscossossscesossosss 2 2 1 WP ACK iccissseadeivsthsrddecdtadesindsdecdacdeadssutesviccaucessnivedadacdacdedssistdosadsees 2 2 2 External Description of Balance ccscccssssccssssssssscsssssssescees 3 2 3 OPC CHICA LIONS ook ps catis ovens cenceacasaaineceeanreiert on etna 4 2 4 Environmental Requirements cccccccccssssssscscsssssssscssssscsees 4 2 5 Setting Up Your Balance cccsssccssssccssssccssssccsssscscssssesssseees 5 DO DITS 1 E D ticsdacec cused EES EETA ATES AEREE TIETE 6 amp CALIBRATION paces sucsscvenseescesessaenvecsunsssapcussuesvecsssunscoatevssssscavecsavedesss 7 3 1 Full Auto Calibration sessseessccssecesocssoocsoocessesssocesocesoossooesssesssee 7 3 2 Part Auto Calibration essseesseessecssocssocesoosesoeessecesocesocesoocesoeesoee 7 3 3 Manual Calibration sssesssecssecssecssecesocesoosesoeessccssocesocsssosessessose 8 PARAMETER SETTING oeseessescoescoessesooessecsoesoossessossoossessossooesosss 9 4 1 Backlight seccicsessesseses ncawe sevens ledecvs teses nbilvcvdesecsdisee vices 9 4 2 Add
12. o C2 parameter setting remove the sample wait until the stable O is displayed you may start the piece counting operation NOTE The sample unit weight value should not be less than readability value 5 4 Percentage Weighing 1 Press TARE key 0 0000g will be displayed after the balance is stable 2 Press MODE key to change the balance into Percentage weighing status 3 Put the object on the centre of the pan then close the door of weighing chamber 4 Press CAL key the system records this sample as the object of reference 100 00 basic value 5 After selecting the sample 100 00 will be displayed Remove the sample wait until stable O displayed you can now start the percentage weighing operation NOTE The sample value should not be less than readability value 6 RS 232 INTERFACE 6 1 Transmission Form asynchronous transmission Baud rate 1200 2400 4800 9600 212 Start bit 1 Stop bit 1 Data bit 8 Parity none 6 2 Data Output Mode See parameter setting table C5 s information 6 3 Data Output Format FXXXX XXXXKKK lt CR gt lt LF gt F signbit or X 0 9 weighing data decimal point K reservation three sign of weighing unit right align if there is not three sign space will fill in the chamber lt CR gt ENTER lt LF gt LINE FEED For example if the value is 10 0000g after the transmission it will be 0010 0000 g lt CR gt lt LF gt
13. on indicator CAL 0 when calibration is 0 CAL F load the calibration weight CALS calibrating indicator CAL End calibration is ended CAL no unable to perform calibration Err 0 when calibration is 0 error Err 1 calibration error E object over the balance maximum capacity E Object under the balance readability SET key available indicator balance is processing data 3 CALIBRATION CAUTION THIS IS A SENSITIVE INSTRUMENT PLEASE TREAT IT CAREFULLY Why do we need to calibrate the balance Our electronic analytical balance is designed on the equilibrium principle of electronic magnetic force Among the various factors that may affect the accuracy of balance is gravity The quotient of Gravity changes around the world and therefore calibration at the operational site is most important It is also good practice to calibrate after moving a balance from one area to another Use the standard calibration weight 200 0000g to calibrate PX 200 or the internal calibration process PXC 200 There are three ways to calibrate the analytical balance 3 1 Manual Calibration for PX 200 1 Remove objects from the pan press TARE key 0 0000g will be displayed 2 Press CAL key CAL 0 will be displayed after about 3 seconds CAL F will be displayed 3 Put 200g Level F1 external weight on the center of the pan then close the door of weighing chamber
14. rt after the balance receiving command once the current weighing data will be transferred e Continuous output the balance transfers weighing data every 0 3 second 4 5 Command Control After the balance receiving the command the command will be sent to external device to inform external device that the balance will respond if the command is wrong Err will be sent to external device it means that the balance has received an invalid command valid commands are O lt CR gt lt LF gt ON OFF command is as the same as ON OFF key on the balance 4F OD 0A T lt CR gt lt LF gt TARE command is as the same as TARE key on the balance 54 0D 0A C lt CR gt lt LF gt CAL command is as the same as CAL key on the balance 43 OD 0A M lt CR gt lt LF gt MODE command is as the same as MODE key on the balance 4D OD 0A P lt CR gt lt LF gt PRINT command is as the same as PRINT key on the 10 balance 50 0D 0A lt CR gt ENTER OD lt LF gt LINEFEED 0A 5 WEIGHING 5 1 Normal Weighing 1 Plug in and pre warm your balance at least 1 hour before weighing 2 Ensure the pan is empty press ON OFF key 0 0000g will be displayed after the auto calibration PXC 200 model 0 0000g will be displayed For PX 200 model press the CAL key and carefully apply the calibration weight provided 3 If you require to use other unit ct lb or other weighing method press MODE
15. ssssessers 15 EE ETINI T si oe sae E E EE EE emacs teva ewes 15 8 TROUBLE SHOOTING esesessesesoesesesesocsesossesossesesesossesossssesesesoes 16 Intelligent Weighing Technology has more than 50 years experience in the weighing industry both in the USA and worldwide With contacts in over 50 countries including the USA we provide you with the weighing equipment you need When you invest in weighing equipment from Intelligent Weighing Technology you re really buying peace of mind Quality Scales and balances solidly built from the ground up with superior engineering and components for exacting results Value From bench scales to analytical balances weighing equipment priced for real world business applications with superior service and support Experience Expert advice to help you choose just the right product for your application Quality Value Experience it adds up to the Intelligent Investment r4 intelligent Intelligent Weighing Technology Inc Weighing Technology www intelligentwt com Intelligent Weighing Technology Inc All rights reserved worldwide The information contained herein is the property of Intelligent Weighing Technology Inc and is supplied without liability for errors or omissions No part may be reproduced or used accept as authorized by contract or other written permission The copyright and the foregoing restriction on reproduction and use extend to all media in which the inform
Download Pdf Manuals
Related Search