Instruction Manual - Cole
Contents
1. e The keypad has 6 keys to control the operation During the welghing mode all keys are available During a drying test only the Tare key is available to abort the test Adam Equipment Company 2006 3 KEY DESCRIPTION When setting parameters it selects the digit to modity When setting parameters it increments the selected digit Function key selects the parameter to view or modify Print It is used to send the weight to the RS 232 output After a test has been completed pressing this key will send a summary of the test to the RS 232 output Tare Pressing this key will set the display to zero when weighing During the drying procedure pressing Tare will abort the test Start Use of this key initiates the drying procedure o o oZ o 2 0 UNPACKING AND SETTING UP e Unpack the moisture analyser carefully The carton contains An AMB Moisture Balance Weighing Chamber Lining Weighing Pan Support Weighing Pans pack of 10 AC Power Cord and User manual For description see 5 1 e Place the moisture analyser on a stable weighing table e Do not install the balance near warm and cold sources such as windows radiators or air conditioners e Protect the balance from vibrations temperature and dust e Turn the adjustable feet 14 until the balance 2 is level Check the spirit level on the rear of balance e Install the weighing chamber liner on the 4 supports so that the2. EE ADAM Adam Equipment AMB MOISTURE BALANCE AMB 50 P N 3346 Revision L6 March 2006 Software rev PAS 16E Adam Eguipment Company 2006 Adam Eguipment Company 2006 CONTENTS 1 0 INTRODUCTION ans kdo oo elenky U 3 2 0 UNPACKING AND SETTING UPS ss en and i 4 30 a ne A Sn O O tt 5 3 1 DRE SR iodo oc tt onet LCeb en ic 5 9 2 CALIBRA ON i A die ennemie ee 5 9 0 DRYING PARAMETERS een eas ete e a o 7 3 3 1 SubSt Subtance Temperature Correction 7 3 3 2 MOJE Mode Select caia nu tee 7 3 3 3 VEE Maximum TIMES e iO 8 3 3 4 tem Drying Temperature sas iaa 8 3 3 5 STONDE Strobe Interval TIME io cata 8 3 4 PROCEDURE TOSEPRARAMETERS 2 ns 9 3 4 1 Substance Temperature Selection 9 3 4 2 VO M O o O O O ee mn eee 10 3 4 3 MaximMun Time EMU slak r et dt 10 3 4 4 Temperatura ic O O tnt en 10 3 4 5 St obe Interval TIME sos no 10 3 4 6 Temperature CalDraliOn 85 8 esa sent Gina lono na nok s luna 11 4 0 DRYING PROCEDURE ie en o nette ao o Boot otop oto 12 4 1 PROCEDURE zao O ooo babo ete oa ooo eo oh 12 4 2 FORBESTACCURAO td k ra 13 3 0 NECHNGSAE BAT A zastane nn oni at bo D 15 5 1 AMB BALANGE DESCRIPTION RS a tt a 15 6 0 15 232 COMMUNICATIONS nn eme nn cite 16 APPRENDRE ne ee oC E do de nc P ann 18 PROC DURE A aed sek cin aa cetera P O 18 APPENDRS B ORP E R a axed ise aioe ment 20 WARNING ele ona 20 AMB MOISTURE BALANC
3. Mode 4 Mode 5 Mode 6 Mode 7 Percent solids oSolids Current weight Initial weight x 100 stop drying when results are same for 3 consecutive strobe intervals Percent Moisture with respect to solids Moisture Weight loss Final weight x 100 stop drying when results are same for 3 consecutive strobe intervals Percent Moisture determination with respect to initial weight Moisture Weight loss Initial weight x 100 Stop drying when results are the same for 3 consecutive strobe intervals or the maximum time limit has expired Percent solids oSolids Current weight Initial weight x 100 Stop drying when results are the same for 3 consecutive strobe intervals or the maximum time limit has expired Percent moisture with respect to solids Moisture Weight loss Final weight x 100 Stop drying when results are the same for 3 consecutive strobe intervals or the maximum time limit has expired Percent moisture determination with respect to initial weight Ymoisture Weight loss Initial weight x 100 Stop drying when the maximum time limit has expired 3 3 3 Inter Maximum Time When Modes 4 5 6 or 7 are selected the maximum time is set The time can be in the range 1 minute to 9 hours 50 minutes 3 3 4 tEmP Drying Temperature The temperature can be set in the range 50 C to 160 C 3 3 5 StrobE Strobe Interval Time Adam Eguipment Company 2006 8 e The STROBE INTERVAL
4. directly addressed by this manual then contact your supplier for assistance In order to provide further assistance the supplier will need the following information which should be kept ready A Details of your company Name of your company Contact person s name Contact telephone e mail fax or any other methods B Details of the unit purchased This part of information should always be available for any future correspondence We suggest you to fill in this form as soon as the unit is received and keep a print out in your record for ready reference Model name of the scale AMB 50 Serial number of the unit pC Software revision number pC Displayed when power is first turned on Name of the supplier and place C Brief description of the problem Include any recent history of the unit For example Has it been working since it s delivered Has it been in contact with water Damaged from a fire Electrical Storms in the area Dropped on the floor etc Adam Equipment Company 2006 23 WARRANTY INFORMATION Adam Eguipment offers Limited Warranty Parts and Labour for the components failed due to defects in materials or workmanship Warranty starts from the date of delivery During the warranty period should any repairs be necessary the purchaser must inform its supplier or Adam Eguipment Company The company or its authorised Technician reserves the right to repair or replace the components at th
5. edges turn upwards e Install the pan support 3 by placing the weighing pan 4 into the receptacle in the weighing chamber Be careful not to press on the pan as this may damage the balance e Place an aluminium sample pan on the pan support The balance may lock up if this sample pan is not used Adam Equipment Company 2006 4 e Attach the power cord to the AC power Verify the AMB power requirements match your service The AMB balance will use approximately 200 watts during normal operatlon 3 0 OPERATION 3 1 TURN ON CYCLE e IMPORTANT Place an aluminium sample pan on the pan support before turning on the balance If the balance is started without the sample pan In place it may lock up during the Initial warm up period e Plug the device into an earthed socket Verify the voltage to the balance Is correct Press power supply switch 8 to turn the balance on e The software revision in this case PAS 16E will be displayed first followed by tEst Then it will display tEmp e Pressing Start will begin a 3 minute warm up time for the balance The time display will begin counting up The heating lamps will cycle during this time and the main display will continue to show tEmp The temperature display will indicate the temperature in C e After the warm up time the balance will run a self test by displaying all the digits in the main display and finally show 0 000 The balance is now ready for sett
6. of samples that dry up very quickly you should first establish the parameters of desiccation temperature time interval tare the balance with the sample pan and then place the sample on the pan Be certain the sample pan is tared so that only the sample weight is used to calculate the percent moisture e The temperature should be set as high as possible to ensure that all the moisture is released but not excessively high e If the temperature is too high the sample may burn off other product giving a higher than normal moisture content Adam Equipment Company 2006 14 e Where ever possible please refer to the manufacturer of the sample for guidelines 9 0 TECHNICAL DATA p AMB 50 Maximum capacity Max Display interval d 0 001g 1 mg Calibration weight las F Environmental temperature 100 mm 7 9 x 10 6 x 7 7 inches 5 6 kg 230VAC 10 15 1 10VA 115VAC 10 15 110VA optional Suggested minimum sample 29 mass Resolution of moisture 0 01 measurement Number of working modes Sampling interval time Maximum time of drying 9h 50min modes 4 measurement Power of heaters 200W Internal Chamber 145 x 111 x 20 mm dimensions 5 7 x 4 4 x 8 inches 5 1 AMB BALANCE DESCRIPTION Adam Equipment Company 2006 15 Display and Keypad Balance Pan support Weighing pan Weighing sample Halogen heater 2 x 200 W Protection of temperature regulation Power supply switch Cover 1
7. 0 Sample Chamber 14 Adjustable feet 6 0 RS 232 COMMUNICATION The balance can be connected to a printer or computer through a RS 232 interface o s S a S zl od o A PARAMETER The interface parameters are fixed as 4800 Baud 8 data bit No parity 1 stop bit No handshaking B CONNECTION The details of the connectors are as follows Output Connector 9 pin D Sub miniature plug Pin 3 Data from Balance Pin 5 Signal Ground Handshaking is not implemented C WEIGHING FORMAT During the weighing mode the RS 232 interface will transmit the weight when the Print key is pressed The format is XXX XXX G lt CR gt lt LF gt xxx xxx Is the current weight displayed Adam Equipment Company 2006 16 D TEST FORMAT During the test the RS 232 interface will transmit the computed results at the time intervals set by the strobe interval parameter he format is XXX XX RW lt CR gt lt LF gt xxx xx is the current results as displayed For example E FINAL RESULTS FORMAT This format will print the final results summary at the conclusion of the moisture test when the Print key is pressed During the test the Print key is not active The format is fixed as follows MODE s Mode Number MASS DECREMENT 31 65 Percent Moisture INITIAL MASS 33 44 g FINAL MASS 10 52 g TEMPERATURE 106 C Temperature Set DRYING TIME hh mm ss 0 04 20 Total Time of Test FREQUENCY OF READOUT 20s Inte
8. E EXAMPLE ES s 21 ZO TROUBLESHOO INR o on oo on 22 8 0 REPLACEMENT PARTS AND ACCESSORIES 8 an mm dani 23 00 SERVICE INFORMATION espiando 23 Adam Eguipment Company 2006 Adam Eguipment Company 2006 1 0 INTRODUCTION e he AMB moisture analyser is a precision device for the determination of moisture content in small samples of materials by drying the sample with halogen heaters e The AMB moisture balance Is easy to use The user sets the drying parameters into memory puts the samples into the weighing chamber and then starts the test The temperature of drying is automatically regulated and the results elapsed time current temperature in the chamber and the mode are displayed during the test e he user is told when the test has automatically stopped either due to the sample being dry and the weight no longer changing or due to the elapsed time reaching the limit set by the user he final values are held on the display until the user resets the balance e The balance can be interfaced to a printer or computer The output will show the results as the test progresses After the test is finished a summary of the test can be sent to a PC or printer AMB 50 Lo E 00000 The front panel of the AMB balance is shown above There are 4 display areas temperature time mode and the main display Next to the main display are 2 indicators to signify the display showing a weight value g or the result of a drying test
9. SAMPLE DRYING STROBE AVERAGE STANDARD DRYING MASS TEMP 2 TIME s WATER DEVIATION TIME min CONTENT C 100 10 138 15 130 20 106 5 2 8 9 7 DRY APPLE 10 15 2 GROUND 2 3 COFFEE CORNFLAKES 2 4 120 15 2 3 110 COFFEE 2 3 130 CREAMER POWDER COCOA POTATO 3 MARGARINE MILK MILK 0 RED WINE 3 CHOCOLATE 2 POWDER SUNFLOWER 10 14 138 OIL POWDERED 2 SOUP 2 2 5 5 2 g 8 8 5 3 o Oojojo NI Ole o 86 5 78 5 10 2 3 4 10 O O1 M gt zk ff S 138 20 96 5 0 4 10 01 106 1 HO 1 15 20 Ml AJN 100 100 al O SUGAR 4 8 10 8 12 TEE 5 10 8 10 2 This list will be extended as information becomes available If you wish to furnish any information that may help others please contact Adam Equipment or your dealer 138 120 130 138 106 130 138 104 120 136 138 lt lt 120 190 198 24 106 190 138 104 120 136 wa lo 10 10 15 T h olo 20 565 04 AN MN c A 15 974 Joi a 15 119 Joi 15 Jes l02 10 12 5 Joi 0 15 Jos OF a5 80 J e o 73 108 ____ too pag Joli 0 15 15490 101 5 5 4 3 5 3 5 5 3 0 1 Adam Eguipment Company 2006 21 7 0 TROUBLESHOOTING Problems Sugg Suggestions O Z O S Check fuse in plug Check fuse in balance on all 888888 3 Unit do
10. e purchaser s site or any of its workshops depending on the severity of the problems at no additional cost However any freight involved in sending the faulty units or parts to the service centre should be borne by the purchaser The warranty will cease to operate if the equipment is not returned in the Original packaging and with correct documentation for a claim to be processed All claims are at the sole discretion of Adam Equipment This warranty does not cover equipment where defects or poor performance is due to misuse accidental damage exposure to radioactive or corrosive materials negligence faulty installation unauthorised modifications or attempted repair or failure to observe the requirements and recommendations as given in this User Manual Repairs carried out under the warranty does not extend the warranty period Components removed during the warranty repairs become the company property The statutory right of the purchaser is not affected by this warranty The terms of this warranty is governed by the UK law For complete details on Warranty Information see the terms and conditions of sale available on our web site Adam Equipment Company 2006 24 CE Manufacturer s Declaration of Conformity This product has been manufactured in accordance with the harmonised European standards following the provisions of the below stated directives Electro Magnetic Compatibility Directive 89 336 EEC Low Voltage Directi
11. es not zero after Check if the mains power supply has been lamp test interrupted Check whether the display was set to zero initially Balance weighs but is Check whether the surface on which the balance is unstable kept is stable Check if the location is unsuitable due to the fluctuations in temperature or interference with any electromagnetic field Balance shows null or Check whether the Pan is installed properly Low after power on Balance shows wrong Check the Calibration weight Check whether the Pan is installed correctly Check whether the balance was set up properly Check if the location is unsuitable due to the fluctuations In temperature or interference with any electromagnetic field Check whether the display was set to zero initially 7 Balance works OK but Check parameters and mode selected drying is not correct Check samples are not hitting the temp sensor Check temperature of chamber Check Lamps Check if product is suitable for this type of balance Chamber incorrect turn on at any time Adam Equipment Company 2006 22 8 0 REPLACEMIENT PARTS AND ACCESSORIES lf you need to order any spare parts and accessories contact your supplier or Adam Eguipment A partial list of such items is as follows e Main Power cord e Replacement sample pans e Stainless Steel Pan e Printer etc 9 0 SERVICE INFORMATION This manual covers the details of operation If you have a problem with the scale that is not
12. h as on site and workshop repair preventative maintenance and calibration facilities ADAN s products are predominantly designed for the Laboratory Educational Medical and Industrial Segments The product range can be classified as follows Analytical and Precision Laboratory Balances Top Loading Balances for Educational establishments Counting Scales for Industrial and Warehouse applications Digital Weighing Check welghing Scales High performance Platform Scales with extensive software features including parts counting percent weighing etc Digital Electronic Scales for Medical use Retail Scales for price computing Adam Equipment Co Ltd Adam Equipment Inc Adam Equipment S A Pty Bond Avenue 26 Commerce Drive Lid Milton Keynes Danbury CT P O Box 1422 MK1 1SW 06810 Kempton Park 1620 UK USA Johannesburg Republic of South Africa Phone 44 0 1908 274545 Phone 1 203 790 4774 Fax 44 0 1908 641339 Fax 1 203 792 3406 Phone 27 0 11 974 9745 Fax 27 0 11 392 2587 e mail e mail sales adamequipment co uk sales adamequipment com e mail sales adamequipment co za Copyright by Adam Equipment Co Ltd All rights reserved No part of this publication may be reprinted or translated in any form or by any means without the prior permission of Adam Equipment Adam Equipment reserves the right to make changes to the technology features specifications and design of the equipment without no
13. ing the drying parameters e f you desire to by pass the warm up period press Tare to abort the test and start the weighing mode It is advisable not to abort the test when performing moisture analysis 3 2 CALIBRATION e lf the balance is to be used for weighing calibration is necessary Follow the procedure given in the calibration section e If the balance is to be used only for moisture determination it is not necessary to calibrate the balance because all the results are based upon relative weights Adam Equipment Company 2006 5 Calibration Procedure Allow the balance to warm up for the initial warm up period before calibrating Have a suitable calibration weight ready It is suggested it should be Class F2 or better The balances use the suggested calibration weight which is 50g Press the Tare key The display will show Press the Func key while the bars are displayed The display will show the following messages noCAL Press Tare to skip calibration or wait for calibration to proceed Calibration of zero point the weighing pan must be empty LoAd 50 Place the calibration weight 50g as requested on the display Calibration is being executed please wait noCAL rELOAd Remove the calibration weight This completes the calibration Place the calibration weight on the pan to verify If the displayed value is not correct then repeat the calibration procedure Adam E
14. lose to 4000 will appear on the screen e The Func key is pressed again to start the Temperature Calibration The balance will now heat up to 50 of its total power e Note For stable result the balance should not be moved for about 15 minutes e The temp will be close to 80 degree C in the weighing region e Press Func key On the screen opEn will be displayed e The thermometer can be removed now Adam Equipment Company 2006 11 e 2 degree must be added to every temperature value For instance If the thermometer shows 79 degree another 2 degree should be added to enter a value of 81 degree C e The temperature calibration process is completed now 4 0 DRYING PROCEDURE e The procedure for drying a sample can only be carried out after the parameters are set The sample must be prepared for the drying procedure The method of preparation is dependent upon the type of sample to be tested e In general it is desirable to have the sample of uniform consistency This may involve a mechanical preparation or a method of spreading the sample over the sample pan evenly e Details of these procedures are not covered here as every sample will be different Y Y NOTE The sample should be spread evenly over the sample pan Do not allow the sample to exceed 10mm in height above the pan 4 1 PROCEDURE Place the sample pan with any inert material that may be required on the pan support Press the Tare key t
15. o zero the display Place the sample to be tested on the sample pan as evenly as possible Adam Equipment Company 2006 12 e Close the weighing chamber e Press the Start key to initiate the test e The displays will show the current mode drying temperature and interval time If these are not correct then reset the parameters as described in section 3 1 e Press Start again to begin the test e The balance will begin the test displaying results as the test progresses e he current temperature elapsed time and computed moisture or solid will be displayed e The test will stop as described for the modes in section 3 3 2 For Modes 1 3 e The test will stop if the results do not change for 3 consecutive strobe interval time periods For Modes 4 6 e The test will stop if the results do not change for 3 consecutive Strobe interval time periods or the maximum time is reached e If three consecutive strobe intervals are equal then the temperature will be increased to temp2 settings and then the maximum time limit is re started For Mode 7 e The test only stops when the maximum time is expired e At any time it is possible to stop the test by pressing the Tare key The balance will return to normal weighing immediately When the test stops automatically the final results are on the display The results can be printed at this time by pressing the Print key See Section 6 0 RS 232 Interface for m
16. ore details 4 2 FOR BEST ACCURACY e l the sample mass is bigger the moisture measurements can be more accurate but the measurement time will be longer The sample must not be so deep that the lower part is not heated thoroughly Adam Equipment Company 2006 13 e To minimise the time and ensure best heating place the sample thinly and uniformly on the pan e Crumble or powder any coarse grained or dense materials e Some samples may form a protective skin that will prevent moisture from being released and may need special preparation such as being sandwiched between silicon pads or mixed with dry sand e Do not test samples that are too light Errors may appear because of the materials small weight with reference to sensitivity of the balance e l you want to assure that the time interval between two strobe measurements was selected properly additional measurements must be performed with new samples and longer time Intervals e lf there is a difference of moisture values then you should extend the time interval e In particular the strobe time interval must be set higher when there are small samples or samples with low moisture content e Also samples that release moisture slowly may end the test prematurely so a higher strobe time or set time limit may be used e Errors may be caused by the disturbances of the power supply if you notice any errors of the measuring cycle repeat the measurement e In the case
17. quipment Company 2006 6 3 3 DRYING PARAMETERS Parameters for the drying procedure are set using the front panel keys Press the Func key when in the weighing mode to scroll through and set the parameters The parameters must be adjusted using data from the manufacturer of the sample to give the best results The parameters are set In the following order To advance from one to the next press the Func key 3 3 1 SubSt Subtance Temperature Correction This correction allows the user to account for the difference between the temperature measured at the temperature sensor and the temperature of the sample The balance allows 9 correction factors each up to a value of 0 99 to be entered into memory in order to match the sample temperature to the set point temperature For most tests the scale will not use this parameter and the arrow keys can be used to select SubSt 0 SubSt 1 to 9 are corrections for up to 9 different types of material To determine the correction factor see Appendix A Unless values have been calculated select SubSt 0 This will automatically disable the function 3 3 2 modE Mode Select Select one of 7 modes of operation The modes are listed below Mode 1 Percent Moisture determination with respect to initial weight Moisture Weight loss Initial weight x 100 stop drying when results are same for 3 consecutive strobe intervals Adam Eguipment Company 2006 7 Mode 2 Mode 3
18. r 3 4 5 Strobe Interval Time Adam Eguipment Company 2006 10 e he strobe Interval time is also displayed In the time display The strobe Interval time can be set in the range of 1 to 59 seconds e The time display will show the current strobe interval time To change the number press the AN key to increment the flashing digit e Press the gt key to change the flashing digit to the next digit to the right When the time has been set press the Func key e f a time outside the range is entered the display will show FALSE and allow you to reset the time to an acceptable value e Press the Func key to step to the next parameter 3 4 6 Temperature Calibration e The temperature can be calibrated when the balance is in the normal weighing mode e Through the circular opening on the top insert the temperature sensor close to the weighing pan e Press Tare followed by pressing Print and the Tare key simultaneously e On the display a request for codE will be seen e Enter the correct code 2003 by using the arrow keys Use AN for numerical entry from 0 to 9 and use for changing the display point e Press Func key for setting the programme St tE will be displayed e To check the temperature inside the weighing region press Func again The arrow keys should be used to change the temp if it is not correct e Press the Func key again If 20 degree C is entered a number c
19. rval Set After the test is complete and the results are on the display press the Print key to output the results as shown above This can be repeated as necessary as long as the results are still on the display Adam Equipment Company 2006 17 APPENDIX A e The SubSt parameter is a correction between the measured temperature within a sample and the set temperature where the measured temperature is greater This difference can exist because some materials will absorb more heat than others and different textures will heat more efficiently thus becoming hotter than the indicated temperature e The balance allows you to store 9 correction factors The factors are stored in permanent memory e To set the corrections factors it will be necessary to dry a sample of the material and measure the temperature on the inside of the sample during the drying process A small thermocouple sensor is suggested for this purpose PROCEDURE 1 gt With the balance In normal weighing mode place a sample of material on the sample pan Attach a thermocouple sensor to the sample pan with the active part of the sensor buried in the sample 2 gt Set the following drying parameters SubSt 0 modE 7 IntEr 30 00 minutes or longer tEmp a typical value for the sample for this example assume 110 C StrobE 20 seconds 3 gt Press the Start key to display the parameters Press Start a second time to begin the test 4 gt After the tes
20. show FALSE if a value larger than 0 99 is entered The tEmP display will flash the digits again so a correct value can be entered Adam Eguipment Company 2006 9 3 4 2 Mode e The Mode display will show the current mode number e To change the number press the A key e Press the Func key to step to the next parameter when ready 3 4 3 Maximum Time Limit If Modes 4 5 6 or 7 has been selected the maximum time can be set The time can be set in the range of 1 minute to 9 hours 50 minutes The Time display will show the current maximum time limit To change the number press the A key to increment the flashing digit Press the key to change the flashing digit to the next digit to the right When the time has been set press the Func key If a time outside the range is entered the display will show FALSE and allow you to reset the time to an acceptable value 3 4 4 Temperature The temperature can be set in the range of 50 C to 160 C The temperature display will show the current drying temperature To change the number press the AI key to increment the flashing digit Press the gt key to change the flashing digit to the next digit to the right When the temperature has been set press the Func key lf a temperature outside the range is entered the display will show FALSE and allow you to reset the temperature to an acceptable value Press the Func key to step to the next paramete
21. t has run for some time and the temperature in the sample has stabilised compute the correction factor from the following T measured T set Correction T set Adam Equipment Company 2006 18 temperature is 110 the correction is 0 10 Record the correction factor Stop the test by pressing the Tare key Then enter the SubSt parameter menu Select the SubSt value to enter this correction factor by using the Func key then the A key to increment the flashing digit e Press the Func key to display the current value for the parameter in the tEmP display e Enter the new value into the window e The display will show the current value To change the number press the A key to increment the flashing digit e Press the key to change the flashing digit to the next digit to the right When the value has been set press the Func key as necessary to return to normal weighing e The scale will display FALSE if a value greater than 0 99 is entered e The tEmP display will show again to allow you to change the value e For example if the measured temperature is 121 C and the set Typical values that have been measured are Material Set Temperature Measured Correction Temperature Factor Coal Dust 100 C 122 220 Damp Tea 100 C 120 5 C 0 20 Leaves Adam Equipment Company 2006 19 APPENDIX B WARNING e Avoid touching the parts of the balance such as the ven
22. tice All information contained within this publication was to the best of our Knowledge timely complete and accurate when issued However we are not responsible for misimpressions which may result form the reading of this material The latest version of this publication can be found on our Website Visit us at WWW adamequipment com Adam Equipment Company 2006
23. tilation grill which can become very hot during the operation e he balance should not be used to analyse highly inflammable samples or the sample materials which may produce corrosive vapours such as acids e The balance should not be used in hazardous locations e User should not leave a permanent load on the weighing pan which may cause damage to the measuring eguipment e Any structural alterations may lead to incorrect weighing results and also concerning safety regulations e he balances should only be used In compliance with the guidelines described in this Operators Manual e The following guide notes are offered as examples of temperature display update time and expected results when drying various substances e The preparation distribution and amount of product can all significantly affect the results e tis important to find suitable procedures to process the material usually by trial and error e In general it is recommended that a temperature of 100 C a time interval of 10 seconds and a sample sized 2 5g be selected for initial test e After a number of tests with these conditions this will provide a basis for comparing other times temperatures or sample preparations Adam Eguipment Company 2006 20 The items in the following table are taken from actual test results he user of the AMB balance will need to determine the best procedures for their samples AMB MOISTURE BALANCE EXAMPLES MATERIAL
24. time is the time between one set of results and the next set of results e The interval time indicates how often the current results are output to the RS 232 interface e When using Mode 1 2 or 3 the test will stop when 3 results are the same indicating that there is no more moisture to be taken from the sample 3 4 PROCEDURE TO SET PARAMETERS The parameters can only be set when the balance Is In the weighing mode 3 4 1 Substance Temperature Selection Press the Func key to display the first parameter SubSt The modE display will show the current value for SubSt Select a value from 0 to 9 using the AN key When SubSt 0 is selected press the Func key to step to the Mode function or if one of the other 9 values for SubSt is selected press the Func key to step to the next function SubCoF selecting a value for the correction e The values may have been previously selected and stored as described in appendix A You can choose to use the values stored or enter a new value e To use the stored value as shown in the tEmP Display window press the Func key to step to the modE parameter e To change the number press the WA key to increment the flashing digit e Press the gt key to change the flashing digit to the next digit to the right e When the correction value has been set press the Func key e fin doubt about a value to set select SubSt 0 or set the value of SubCoF 0 00 The display will
25. ve 73 23 EEC Adam Eguipment Co Ltd Bond Avenue Denbigh East Estate Milton Keynes MK1 1SW United Kingdom FCC COMPLIANCE This eguipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment The equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at own expense Shielded interconnect cables must be employed with this eguipment to insure compliance with the pertinent RF emission limits governing this device Changes or modifications not expressly approved by Adam Eguipment could void the user s authority to operate the eguipment Adam Eguipment Company 2006 ADAM EGUIPMENT is an ISO 9001 2000 certified global organisation with more than 30 years experience in the production and sale of electronic weighing equipments Products are sold through a world wide distributor network supported from our company locations in the UK USA SOUTH AFRICA and CHINA The company and their distributors offer a full range of Technical Services suc
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