Arizona Instrument COMPUTRAC MAX 4000 User Manual Download Page 27

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Summary of Contents for COMPUTRAC MAX 4000

Page 1: ...4000 4000XL MOISTURE ANALYZER Firmware Rev 1 6X December 2017 ARIZONA INSTRUMENT LLC 3375 N Delaware Street Chandler AZ 85225 USA 800 528 7411 602 470 1414 f 602 281 1745 www azic com Email General azi azic com International intl azic com Customer Service support azic com ...

Page 2: ...rieval system without the express written permission of Arizona Instrument LLC ALL RIGHTS RESERVED Copyright 2008 2017 Arizona Instrument LLC PLEASE NOTE There are 2 different instrument models in the MAX 4000 series the MAX 4000 and the MAX 4000XL and features vary between the two models Throughout this manual MAX 4000 is used to refer to both the MAX 4000 and the MAX 4000XL when describing commo...

Page 3: ...play contrast are explained here 7 MOISTURE ANALYSIS TESTING starting on page 34 This section provides a general overview of moisture analysis testing details the steps involved in running a moisture analysis test on the MAX 4000 and provides suggestions for dealing with specific sample types such as liquids 8 MAIN MENU starting on page 40 The options available from each menu in the MAX 4000 are d...

Page 4: ... a USB Keyboard 28 6 11 Installing the Nitrogen Purge Kit 28 6 12 Nitrogen Control Module 30 6 13 Bar Code Reader 32 6 14 Installing Removing the External Filter 33 7 MOISTURE ANALYSIS TESTING 34 7 1 Performing a Test 36 7 2 Preparing Granular and Powdery Samples 39 7 3 Preparing and Testing Liquid Samples 39 8 MAIN MENU 40 8 1 Test Programs 41 8 1 1 Sample Name 43 8 1 2 Temperatures 44 8 1 3 Endi...

Page 5: ... Control Module 76 8 4 7 Login Setup 77 8 4 8 Special Features 79 8 5 Balance Mode 79 8 6 Parameter Expert 80 8 6 1 Develop New Test Program 80 8 6 2 Optimize Existing Test Program 83 8 7 Sample Foils 85 8 8 Audit Log 86 9 WEB SERVER 87 9 1 Calibration Report 88 9 2 LCD View 89 9 3 Test Programs 90 9 4 Test Results 91 9 5 Audit Log 92 10 PERFORMANCE VERIFICATION 93 10 1 The Weight Test 93 10 2 Sod...

Page 6: ...be operated by qualified persons who are familiar with the properties of the sample being analyzed Ensure before getting started that the voltage rating printed on the manufacturer s label is identical to your local line voltage See section 6 3 AC Power Connection on page 16 The MAX 4000 is provided with a power cord that has a protective ground conductor Do not operate the instrument without the ...

Page 7: ...d must keep the work area below the lower toxic limit established by appropriate standards Substances that release corrosive vapors such as acids should be analyzed in the smallest sample size possible to still achieve satisfactory results If vapors condense on the MAX 4000 housing parts stop the testing wipe the surface clean with a suitable neutralizer and place the instrument in a fume hood cap...

Page 8: ...osive environment of 0 40 ºC at 50 relative humidity or 0 30 ºC at 80 relative humidity o Do not expose the instrument unnecessarily to extreme temperatures moisture shocks blows or vibration WARNING SYMBOLS Protective Ground Identifies the connection on the chassis and power inlet module for the safety ground green yellow wire connection Warning Observe information or procedures Electrical Shock ...

Page 9: ...arefully and set it down gently Select a place where it will be safe from bumping jarring excessive air currents and vibration Check the instrument immediately for any visible damage resulting from rough handling during shipment Retain the box and all packaging materials for any future shipment of the instrument If the instrument is returned to AZI for any reason place it in the original packaging...

Page 10: ...ing container Use the packing diagram below that matches your shipping system as a guide If using the foam on the right below orient the bottom foam tray as shown A packing guidance diagram is also included on one of the box flaps Be sure to place the foam block underneath the pan support when packing the instrument See UNPACKING on the previous page for pictures and more information AZI WILL NOT ...

Page 11: ...hs The MAX 4000 stores 2 Test Results and does not have Test Graphs o Tests Results can be viewed printed and downloaded using Internet Explorer with the optional Web Server only available on the MAX 4000XL or sent to a PC over a USB or serial port o The mean standard deviation and relative standard deviation can be calculated for test results o Moisture graphs can be viewed and printed Only avail...

Page 12: ...L and a full scale range of 40 grams that continuously weighs the sample An input power module that can be set to 100 120 VAC or 220 240 VAC A large backlit color graphic LCD A 32 bit microprocessor that controls the test process data handling communications and performs all necessary calculations A lid fan that rapidly cools the heat chamber to reduce time between tests to increase overall throug...

Page 13: ... minute 0 0010 minute Custom Result Equations No Yes Result Resolution decimal points Fixed At 2 Adjustable Linked Tests No Yes Allow Moisture Gain No Yes Graphing No Yes Perform Temperature Calibration Verification No Requires Temp Calibration Kit Perform Balance Linearity Verification No Yes Parameter Expert No Yes Web Server No Optional Audit Log No Yes User Login Yes Yes Contact your technical...

Page 14: ...OQPQ Validation Package for MAX 4000XL Y990 0228 Nitrogen Purge Kit 990 0046 Nitrogen Control module Y990 0214 Null modem cable for PC connection 6000 1044 Color Printer Kit includes printer USB cable Y990 0212 Black White Mini Printer Kit includes printer USB cable thermal paper Y990 0252 Add l Paper 6100 0050 Rear Port Dust Covers Kit Y990 0250 Sample Basket 600 0137 Shipping Container 751 0011 ...

Page 15: ...that is free from vibration that will affect the balance measurements Locate the instrument close to an isolated power outlet that will provide dedicated electrical power Locate the instrument away from a fan heating air conditioning vent or drafts from a window door that might produce force on the balance Maintain an operational clearance of 20 cm 8 inches around the instrument and 1m 3 feet abov...

Page 16: ...nects to the instrument is set for the correct voltage for your environment To change the voltage from 110 to 220VAC or 220 to 110VAC Remove the power cord Pry the fuse holder from the power entry module Ensure only 8 amp timed fuses are installed for 100 120 VAC operation or only 4 amp timed fuses are installed for 220 240 VAC operation Note There are four fuses in the power entry module Two in t...

Page 17: ...ppear to function correctly even if the socket is not grounded but there is a danger of possible electrocution If grounded outlets are not available consider using a ground fault interrupter to protect personnel against electrical shock Plug the power cord into a dedicated electrical power outlet Line noise on the power lines may affect accuracy A dedicated AC power line or an isolation transforme...

Page 18: ...menu screens o Move the cursor up or down while editing a list of items Numeric Keys o Select the numbered item on menu screens o Move to the item on list screens The last numeric digit of the item is used when the choices are two digit numbers For example the 7 key could be used to select 7 17 or 27 etc depending on the choices displayed on the instrument ENT for ENTER o Selects most items o Togg...

Page 19: ...symbols Numeric Keys For numeric items add a numerical digit DEL or DEL Delete the character to the left or right of the cursor CLEAR Erases all characters in the item Change the polarity positive or negative sign of a number This is only displayed when applicable ENT Save the edited value and advance to the next item if one is present ESC Exit an item edit without saving the value unless it is a ...

Page 20: ...e Connection marked PC o The USB Type B connection is used to connect the MAX 4000 directly to a PC using a USB A to B cable AZI P N 200 0165 See Connecting a Computer on page 22 for more information USB Type A Host Connection marked USB o The USB Type A connection can be used to connect various accessories including a USB printer a USB drive a USB keyboard a bar code reader or a Nitrogen Control ...

Page 21: ...he printer and into a GROUNDED power receptacle Turn on the printer Turn on the MAX 4000 if not on When a printer is connected a printer icon will appear in the bottom left corner of the main screen above the CONTRAST soft key The icon varies depending on which printer is connected o Standard Printer o Mini Printer To configure the MAX 4000 for printer use go to section 8 4 1 Printer Setup on page...

Page 22: ...connected to the MAX 4000 with a USB cable AZI P N 200 0165 or a null modem cable AZI P N 6000 1044 Before connecting the MAX 4000 to a PC with a USB cable install the USB driver first See section 6 9 1 USB Driver Setup on page 23 To use a null modem cable connect the TCI serial port on the MAX 4000 back panel to a PC serial port For either a null modem or USB connection Use any serial port commun...

Page 23: ...wse to the CD locate the driver file AZI_USB_Driver zip and copy it to your desktop If the CD is not available Download the driver file from the Drivers page at http www azic com and save it to your desktop If you received these instructions and the driver in an email save the attached file AZI_USB_Driver zip to your desktop Once the driver file AZI_USB_Driver zip is on your desktop Double click t...

Page 24: ...ws Logo Testing The driver being installed is a generic Communications Port driver that is part of Windows usbser sys so it is safe to ignore this warning Click Install or Continue anyway to install the driver Click Finish Connect the MAX 4000 to the target computer using a USB cable and then power on the MAX 4000 Windows will detect the MAX 4000 No additional steps are necessary on Windows 7 or W...

Page 25: ...dows additional steps are necessary to complete the installation and the New Hardware Wizard will start automatically The following pictures and descriptions apply to a Windows XP installation If the following dialog box appears DO NOT connect to Windows Update to get the driver Select No not this time and click Next ...

Page 26: ...ware automatically and click Next Again Windows may display a message indicating that the driver has not passed Windows Logo Testing This driver being installed is a generic Communications Port driver that is part of Windows usbser sys so it is safe to ignore this warning Click Continue Anyway to install the driver ...

Page 27: ...stomer Service 800 528 7411 or 602 470 1414 or support azic com Page 27 of 105 Windows will copy a file and finish the wizard Click Finish Windows will then indicate that the driver has been successfully installed ...

Page 28: ...keyboard device can be connected to the MAX 4000 at a time To use the keyboard the bar code reader must first be disconnected from the instrument or USB hub and vice versa For more information on the bar code reader see section 6 13 Bar Code Reader on page 32 6 11 Installing the Nitrogen Purge Kit CAUTION Use of nitrogen or other inert carrier gas does not create an explosion proof system Some app...

Page 29: ... back of the instrument remove the plug from the lower portion of the instrument Install the 012 orifice fitting it has the black insert supplied with the Nitrogen Purge Kit into the opening created when the plug was removed Connect the regulator to the gas source cylinder per the regulator manufacturer s instructions Use tubing to connect the outlet of the regulator to the Y connector supplied wi...

Page 30: ... panel Unpack the module Plug the Type A flat end of the included cable into the MAX 4000 s mating socket marked USB If other USB devices are being used a USB hub is needed to connect multiple devices to the MAX 4000 The hub must be self powered i e use an external power adapter or the Nitrogen Control module will not function correctly Connect the Type B square end of the cable to the mating sock...

Page 31: ...of the module Once a good pressure is triggered the pressure must drop to around 0 5 psi to trigger a low pressure reading To adjust Set the incoming nitrogen pressure to the desired trigger pressure Remove the cap from the hole on the top of the module To set the module to trigger at this pressure insert a regular screwdriver through the hole and turn the screw on the top of the pressure sensor T...

Page 32: ...for more information on LOT NUMBER and PRODUCT ID input The bar code reader connects to the USB Type A Host port marked USB on the back panel of the MAX 4000 Note however that the reader acts like a USB keyboard and only one keyboard device can be connected to the MAX 4000 at a time To use the bar code reader the keyboard must first be disconnected from the instrument or USB hub and vice versa Unp...

Page 33: ...o avoid scratching the finish on the side of the instrument If the instrument is going to be laid on its side Power off the instrument Remove the pan support Lay the instrument on its side on a piece of soft cloth or cardboard to protect the finish After removal installation is complete set the instrument right side up before replacing the pan support and powering on the instrument To install the ...

Page 34: ...s the sample is heated according to the Test Program selected for the test it loses weight due to moisture evaporation The balance records that weight loss and transmits the data to the microprocessor for evaluation The balance readings are averaged to eliminate signal interference or erroneous data The microprocessor interprets the information and compares the sample s weight loss to a standard d...

Page 35: ...concentration agrees within a certain percentage of the actual moisture concentration appearing on the display The percent agreement between the predicted and the actual moisture concentrations will vary depending upon the system s programming and the moisture level of the sample The MAX 4000 is an extremely flexible instrument This flexibility means that some time is required to determine the bes...

Page 36: ...eliable information about the standard deviation of a typical result Each test result is automatically saved and the instrument can calculate the mean standard deviation and relative standard deviation through the Test Results menu Note the MAX 4000 only stores 2 Test Results To perform a test If a clean pan is not already installed then place a new clean sample pan on the pan support Close the li...

Page 37: ...e across the pan will reduce test times and increase precision of results To load difficult samples more easily remove the sample pan from the instrument after the correct amount of sample has been placed on the pan place the filled pan on a level work surface spread the sample with a small flat brush or spatula depending on the consistency of the sample and then replace the loaded sample pan on t...

Page 38: ...ve the 3 gram weight and gently close the lid The test finishes once the ending criteria has been met as shown below left If performing WEIGHT tests When the WEIGHT test completes the final test result screen indicates Pass or Fail by a Green or Red background respectively and a PASS or FAIL below the result as shown below right Open the lid and remove the sample Place a new clean sample pan on th...

Page 39: ...imes greater than 25 minutes and low percent moisture or high percent solids values suggest incomplete drying Pre dried glass fiber filter paper AZI P N 990 0003 and flat bottomed pans AZI P N 990 0010 are recommended to successfully test samples such as these Call AZI consumable parts sales for more information The glass fiber filter paper serves as a support for the liquid sample The sample is a...

Page 40: ...st and second levels of the menu system are shown below and are explained in detail in this section of the manual Throughout this section the key presses necessary to get to the indicated menu are shown at the beginning of each subsection Note that all menus are accessed by first pressing the MENU soft key from the Main Test screen After making changes in the SETUP MENU press ESC until back at the...

Page 41: ... now be selected CUT Copy the current program into temporary memory and delete it from the list The program can be optionally inserted at another location Use this carefully The Factory programs cannot be deleted with this option COPY Copy the current program into temporary memory which can be optionally inserted at another location INSERT or INSERT Insert the program that is in temporary memory i...

Page 42: ... drive The TEST PROGRAM REPORT column headings are abbreviations for the following Number of the Test Program ID Name of the Test Program TST Test Temperature IDL Idle Temperature HST High Start Temperature SSZ Sample Size SWN Sample Window LFT Lift compensation amount LINK Indicates if this Test Program is linked to the next one MAX 4000XL EC MODE Ending Criteria COMPUTRAC MAX 4000 TEST PROGRAM R...

Page 43: ...e ENT key There are 8 categories of test parameters for each Test Program as shown each explained in more detail in the following pages Refer to section 6 4 User Interface Operation on page 18 for instructions on how to edit items 8 1 1 Sample Name To get here navigate MENU TEST PROGRAMS ENT to edit a program SAMPLE NAME Use any name or number to identify the product under test ...

Page 44: ...sults for each increasing temperature will usually rise to a plateau where several temperature increases do not change the results significantly Beyond this plateau results can rise dramatically A sample tested at these increased temperatures may show burning or charring Results along the plateau usually correlate well with the standard or reference method results Repeated testing should be done a...

Page 45: ...een tests An appropriate idle temperature can save 10 to 120 seconds of test time and several minutes of cool down time if properly used A common idle temperature value is 50 ºC or 80 ºC for most products For plastics a 100 ºC idle is desirable Any value between 25 C and 150 ºC can be used Too high a value causes low results because the sample is evaporating while the starting weight is being meas...

Page 46: ...isture loss curve shape does not fit the Prediction model then it will produce poor results Prediction does not work on all samples For RATE the MAX 4000 ends the test after the sample weight loss rate has fallen below a preset value This is the most common ending criteria and works well with samples that show a consistent moisture rate loss at some point in the process The parameter may be set fo...

Page 47: ...EDICT TEMP RATE and TEMP TIME OR RATE to prevent a test from ending before the temperature reaches within 2 degrees of the preset test temperature Generally this is not needed Use the TIME THEN RATE ending criteria TIME RATE to end the test when the sample weight loss rate falls below the preset value after the set time has elapsed This ending criterion is useful for Samples that take a long time ...

Page 48: ... faster tests Generally it is best to use a thin layer of sample that just covers the surface of the pan Very light or very expensive test materials may necessitate weighing as little as 150 milligrams With a sample size of 0 2g and a sample window of 0 1g samples as small as 0 1g can be tested Note however that the standard error will be larger for samples this small unless the moisture content i...

Page 49: ...us test temperature the amount of cool down time between tests and the current idle temperature The temperature fluctuations cause the balance readings to drift and are reflected as an error in the result Because the conditions that cause the temperature fluctuations are not always constant the error often appears as a higher standard deviation on higher moisture samples Obtaining an accurate Pan ...

Page 50: ...d place it on the external balance Tare the balance to zero out the weight of the loaded syringe Start a test with the desired Test Program that uses Syringe Tare When prompted to load the sample discharge the sample onto the sample pan from the syringe While the test is running reweigh the syringe on the external balance The displayed value will correspond to the initial sample weight but it will...

Page 51: ...Q1 soft key to enter the equation for the custom Primary result or the EDIT EQ2 soft key to enter the equation for the custom Secondary result Only the MAX 4000XL has Custom Equations Enter the unit NAME for the custom equation Next enter the equation EQ As the custom equation is entered the item turns red when the equation is incomplete or invalid to prevent an invalid equation from being used Se...

Page 52: ...ard result types a selection of 3 to 4 decimal digits is typical The MAX 4000XL can be set to display from 1 to 5 decimal digits while the MAX 4000 has a fixed 2 decimal digit result SECONDARY RESULT MAX 4000XL only Enabling SECONDARY RESULT will display a 2nd result value in addition to the PRIMARY RESULT The SECONDARY RESULT is always determined by a user created custom equation Refer to the PRI...

Page 53: ...pensated when the lift value is a significant portion of the total weight change during a test For example some plastic resins are controlled to a moisture content of 0 01 so for a 30 gram sample the weight change is only 3 milligrams Similarly some lyophilized drugs are so valuable that the sample weighs only 150 milligrams At 2 moisture the weight change is only 3 milligrams The MAX 4000 automat...

Page 54: ...subsequent Test Program must contain the parameters for the bound water test As this test ends the next Test Program is initiated and so on up to 4 programs total Tests that utilize Syringe Tare cannot be linked together Results from linked tests are displayed on the MULTIPLE TEST VIEW screen as shown here using gypsum as an example For example for gypsum Free water evaporates from the sample at r...

Page 55: ...pressing ENT again Press ENT again to deselect a result Selected results are indicated by the yellow triangle to the left of the selected results as shown below The selected results will then be used when the DELETE ANALYZE or PRINT soft keys are selected DELETE If no results are selected then the result that is highlighted by the cursor is deleted Otherwise DELETE erases the selected results Norm...

Page 56: ...ghlighted by the cursor There are 3 pages of data for each test result If there is a graph available for this test then the GRAPH soft key is displayed and can be used to view the graph When viewing Test Results from linked tests the middle soft key on the above screens will change to M VIEW Pressing M VIEW will display the MULTIPLE TEST VIEW screen which shows the final result of each of the link...

Page 57: ...cific curves that are available for viewing on the graph will vary depending on the ending criteria for the test being viewed The PREDICT soft key is only shown on tests that use the Prediction ending criteria while the TEMP soft key is only available on tests that do not use the Prediction ending criteria As shown in the three TARTRATE graphs above the soft keys are used to toggle whether or not ...

Page 58: ...p the instrument in a new location The balance linearity should be stable throughout the balance s life Linearity verification can be performed if desired but only on the MAX 4000XL NOTE From a cold start allow the MAX 4000 to warm up for 60 minutes prior to balance calibrations and verifications for optimum accuracy The instrument should not be moved jarred or otherwise disturbed in any way durin...

Page 59: ... verification on the MAX 4000XL The report includes the information on both screens shown here and can be printed with the PRINT soft key on either screen To enable linearity verification reporting on the MAX 4000XL see section 8 3 1 C Linearity Verification Setup on page 61 If linearity verification reporting has been enabled the DETAIL button will be present and pressing DETAIL will display the ...

Page 60: ... The heat chamber must be less than 50 C otherwise the instrument delays the calibration until the chamber cools adequately If this occurs the lid can be opened to speed up the cooldown Follow the instructions A 20g weight is used to calibrate the balance The weight is loaded twice during the span calibration one time for calibration and a second time for verification During the weight loading and...

Page 61: ...e used then a combination of different sized weights can be used to create equal weight increments See the examples below for clarification COUNT The number of weight increments Depending on your specific needs the linearity of the balance can be verified across the full range of the balance to 40 grams or across any smaller range such as from 0 to 2 grams or 0 to 10 grams The range to be verified...

Page 62: ...U PERFORM LINEARITY VERFICATION Select the PERFORM LINEARITY VERIFICATION menu item The introduction screen is displayed press GO to continue The heat chamber must be less than 30 C and the cool down fan must be off otherwise the verification aborts with a Too hot message and must be restarted Follow the instructions Two examples are shown on the previous page During the weight loading and removal...

Page 63: ...ily 8 3 2 Temperature Calibration To get here navigate MENU CALIBRATION MENU TEMPERATURE CALIBRATION MENU All six menu options shown are available on the MAX 4000XL but on the MAX 4000 only the first option VIEW CALIBRATION REPORT is available since Temperature Calibration and Verification functionality is only available on the MAX 4000XL The MAX 4000XL temperature calibration routines calibrate a...

Page 64: ... place the tweezers tips under the pan support and pry the pan support straight up and out of the balance stem Be careful excess force on the balance can result in costly repairs Set the pan support aside during the calibration Place the RTD calibration disk onto the top of the balance cover so that the disk support sinks into the center hole of the balance cover Turn the RTD calibration disk so t...

Page 65: ...U TEMPERATURE CALIBRATION MENU VIEW CALIBRATION REPORT View Calibration Report shows the last calibration last verification and the Temperature Calibration Kit information The report can be printed with PRINT but be sure to disconnect the TCI from the instrument s TCI port prior to printing any reports DETAIL gives a listing of the temperature verification results ...

Page 66: ...rd of 1 5 C to match your quality standards or standard operating procedures SOP s POINTS TO VERIFY options are o All Cal Points All 10 standard calibration points are verified o 1 2 3 4 Custom Pt s Up to 4 custom calibration points can be verified instead of the 10 standard calibration points CUSTOM TEMP VERIFICATION POINTS If custom calibration points are going to be used those temperatures are ...

Page 67: ...attempts If the calibration fails it will repeat two additional times by default or up to the number of ATTEMPTS entered if the value is changed from the default Then press GO to continue Wait for the calibration to finish Open the lid and wait for the MAX 4000 to cool Disconnect the TCI and remove the temperature calibration disk Gently but firmly install the pan support into the balance stem Dur...

Page 68: ... instructions Then press GO to continue During the verification press DETAIL to view real time results at each verification point if desired Wait for the verification to finish Open the lid and wait for the MAX 4000XL to cool Disconnect the TCI and remove the temperature calibration disk Gently but firmly install the pan support into the balance stem During the verification the Temperature Calibra...

Page 69: ...hour format This is usually the start of a shift INTERVAL The interval between calibrations in weeks If the interval is set to 0 the reminder will occur daily 8 4 Setup Menu To get here navigate MENU SETUP MENU The SETUP MENU is used to program the MAX 4000 with information relevant to all operations and tests As explained in the following sections from the SETUP MENU it is possible to set up or m...

Page 70: ...rument s serial number with a TXT extension for example 4000005 TXT and saved to the drive As reports are printed they are appended to this file along with a footer listing the date and time Always wait 5 seconds after a report finishes prior to removing the drive to allow the instrument to close the file Otherwise drive corruption can occur OUTPUT TO PRINTER enables reporting to the printer If us...

Page 71: ...a progress report beginning at the start of a test along with the final results This is useful while developing a test program o First Prediction prints a progress report beginning at the start of the first prediction along with the final results o Test End only prints the final results after a test REPORT INTERVAL determines how often the progress report data is printed Times of 1 5 10 15 and 30 ...

Page 72: ...red you can choose which items are printed on the report Select or deselect the items that you want printed from the Test Results using ENT to toggle the check marks There are two pages of options use NEXT Pg to switch between pages When the options are configured as desired press ESC until back at the Main Menu to save the changes 8 4 2 C Company Name To get here navigate MENU SETUP MENU REPORT S...

Page 73: ...tored in non volatile memory and is not dependent on the battery 8 4 4 Ethernet Setup To get here navigate MENU SETUP MENU ETHERNET SETUP An optional Web Server can be purchased for the MAX 4000XL and then the instrument can be accessed from your local area network LAN or intranet by a Windows PC with Internet Explorer version 6 or higher The Ethernet Setup menu provides the necessary options to c...

Page 74: ...sign a new IP address each time the MAX 4000XL is powered on the end user would need to check the MAX 4000XL Ethernet Setup screen to verify that the correct instrument IP address is used by Internet Explorer to access the MAX 4000XL Therefore the Manual mode is generally preferred MAC ADDRESS is factory set and is unique to every Internet device It may be helpful to your IS department STATUS disp...

Page 75: ...lose the lid when the fan turns off The lid may be closed prior to the fan turning off but the instrument will take longer to reach a stable idle temperature DISPLAY LOW SAMPLE LOAD allows the user to see the sample weight continuously while loading sample and reduces the chance of overshooting the intended sample size as explained on the next page If LOT NUMBER is enabled then the following scree...

Page 76: ... get here navigate MENU SETUP MENU NITROGEN CONTROL MODULE This menu enables the Nitrogen Control module See section 6 12 Nitrogen Control Module on page 30 The following options are available ENABLE N2 DURING TESTS enables the module and requires that it be connected with good pressure When appropriate error messages are displayed during a test and when returning to the main screen at the end of ...

Page 77: ...N KEY is the key required to access the LOGIN SETUP menu USERS soft key Access the USER EDIT screen to perform edits to the user list USER EDIT screen keypad functions are ENT Edit the user record CUT Copy the current user into temporary memory and delete it from the list The user can be optionally inserted at another location ADD Add a new user to the list INSERT or INSERT Insert the user that is...

Page 78: ... key on the Main Test Screen will change to LOGIN or LOGOUT as shown below depending on whether a user is currently logged in When User Login is activated on the MAX 4000XL a test cannot be performed unless a user is logged in Pressing LOGIN will display the USER LOGIN screen Highlight the desired user and press ENT to access the USER KEY ENTRY screen for that user or press ESC to return to the Ma...

Page 79: ...s been enabled preventing the deletion of Test Results or Audit Log Events For more information regarding the special features available on your instrument please call your AZI technical sales representative or Customer Service 8 5 Balance Mode To get here navigate MENU BALANCE MODE BALANCE MODE allows the use of the MAX 4000 as a high precision balance when not analyzing samples The balance has a...

Page 80: ...LOP NEW TEST PROGRAM For new Test Programs the Parameter Expert PE queries the user about his reference method sets up a Test Program and walks the user through a series of tests to determine the highest acceptable test temperature To speed development tests are stopped if it looks like they will not end in a reasonable time and a higher test temperature is tried instead After development PE progr...

Page 81: ...NAME This is used for the new Test Program name If an existing Test Program with the same name already exists then PE will query if it should overwrite the existing Test Program REF METHOD TEMP Enter the temperature used by the reference method APPLICATION Enter the application type o Chemical o Chemical Pharmaceutical o Food o Plastic RESULT TYPE Enter the result type output Moisture Solids or Dr...

Page 82: ...ures the tests are faster At the end of every test you must determine if the sample burned or degraded Generally burned or degraded samples produce wrong and erratic results so the temperature must be lowered on the next test PE continues to have the user run tests at various temperatures until the optimum ending criteria is found Once the Test Program has been developed exit the Parameter Expert ...

Page 83: ...hile PE determines the proper ending criteria A higher test temperature improves test speed while a lower test temperature improves test repeatability The current selected Test Program will be optimized If this is not the desired Test Program exit PE and select the proper Test Program from the Test Program menu and then return to PE PE queries information on the current sample TARGET RESULT Enter ...

Page 84: ...2 470 1414 or support azic com Page 84 of 105 PE is ready to perform a single test to determine the proper rate ending criteria After running the single test optimization is complete and the Test Program is automatically updated and ready for use ...

Page 85: ...being painted When placed into the MAX 4000 the foil weight is subtracted from both the start weight and end weight so that only the spray product will be considered in the moisture determination To use the foils for testing SPECIAL TARE in the Test Program must be set to Foil See section 8 1 5 Tare Options on page 49 Adding new foils Press ADD The first foil in the list is the last one added LIFO...

Page 86: ...g events are logged Power on Calibrations Test Program Additions or Deletions Test Program Changes Test Result Deletions System Errors Some errors such as memory errors cannot be logged as a memory error may prevent the error data from being stored in memory Generally hardware errors are immediately displayed on the top line of the screen in red and the instrument halts so access to the Audit Log ...

Page 87: ...Explorer 11 with compatibility view instead The Web Server provides the following functions View the instrument LCD screen View and print or save a combined balance and temperature calibration report Save download instrument Test Programs to a local PC or transfer upload them from a PC to instrument s View and save Test Result and graph data as spreadsheet compatible comma separated values csv fil...

Page 88: ...rt azic com Page 88 of 105 9 1 Calibration Report The calibration report is viewed by selecting CALIBRATION REPORT in the left bar This report is a combination of the balance and temperature calibration reports The report can be downloaded to the PC as an HTML file ...

Page 89: ...AZI Sales Customer Service 800 528 7411 or 602 470 1414 or support azic com Page 89 of 105 9 2 LCD View Selecting LCD VIEW in the left bar allows remote monitoring of the instrument ...

Page 90: ...the instrument from the PC Thus Test Programs can be retrieved from one MAX 4000XL instrument and saved to another Typically set up one MAX 4000XL with the desired Test Programs transfer the Test Programs to the PC and then transfer the Test Programs from the PC to other MAX 4000XL instruments Test Programs are saved in a comma separated format on the PC and can be read by Microsoft Excel though a...

Page 91: ... through the Web Server data can only be deleted at the instrument Test Results are saved in a comma separated format which can be read by Microsoft Excel The Report Items to Print See section 8 4 2 B Report Items to Print on page 72 controls which items are included in the report Graph data contains only the data points that are used by the instrument to generate the graph so the actual visual gr...

Page 92: ...pport azic com Page 92 of 105 9 5 Audit Log Available on the MAX 4000XL only The Audit Log is viewed by selecting AUDIT LOG in the left bar The log can be downloaded to the PC as an HTML file See section 8 8 Audit Log on page 86 for more details on the Audit Log ...

Page 93: ...ccuracy of the instrument To become familiar with the instrument See section 7 1 Performing a Test on page 36 to perform the weight test Both a 3g and a 5g weight are required Test Results should fall between 37 480 and 37 520 The final test result screen indicates Pass or Fail by a Green or Red background respectively and a PASS or FAIL after the result The TEST RESULTS list also indicates Pass o...

Page 94: ...y configured to use approximately 8 grams of sample and run at 150 C Test Results should be within a range of 0 1 of the assayed value on the label of the chemical Sodium tartrate assayed moistures typically range from 15 61 15 71 Discard the first test result of the day for stability reasons If desired perform the sodium tartrate test multiple times to determine the instrument s repeatability Thi...

Page 95: ...re to keep the instrument interior clean reduces its accuracy and repeatability as sample material collecting in the test chamber prevents free movement of the pan support In addition sample material collecting on the rim of the heater shroud prevents the lid from closing completely causing erratic results Excess material may also fall into the system s interior causing balance problems Routine cl...

Page 96: ...on the aluminum shroud as it is corrosive and will remove the coating and pit the aluminum Cleaning frequency will vary depending on the application and frequency of use We recommend that you establish a periodic cleaning schedule to ensure instrument to instrument correlation and performance Call AZI Customer Service if you have any questions Testing of some materials may cause a brown discolorat...

Page 97: ...heater box Use a small brush or cotton swab to remove excess buildup Dry the interior of the test chamber with paper towels or a cloth when clean Do NOT use a heavy spray of cleaner into the heater and or shroud area Excessive moisture could affect wiring and its insulation Allow the heater elements and enclosure to dry for at least 15 minutes to ensure that they are completely dry Reinstall the h...

Page 98: ...ance No graphical display Graphics not selected Press GRAPH key at Main Test screen No heat Voltage selection wrong Check power module at rear of instrument set to correct voltage See section 6 3 AC Power Connection on page 16 Wiring failure in heater circuit Call AZI for assistance Heater failure Call AZI for assistance Door sensor failure Check for heat symbol during a test or elevated idle temp...

Page 99: ...l results vary too much Test temperature incorrect Determine new temperature ending criteria to use or Use Parameter Expert to develop a new Test Program on the MAX 4000XL or Call AZI for assistance Ending criteria incorrect Sample size too small Increase sample size See section 8 1 4 Sample Size Options on page 47 Samples not uniform Grind sample See section 7 2 Preparing Granular and Powdery Sam...

Page 100: ... AZI for assistance Dirt in chamber Clean instrument See section 11 1 Heat Chamber on page 95 and section 11 3 Heater Cleaning on page 96 Dirt or grime on pan support See section 11 4 Pan Support on page 97 Test ends prematurely and the result is 0 moisture Possibly unstable balance Watch the weight displayed on the main screen when instrument is idle If it appears to be unstable or fluctuating gr...

Page 101: ...t Programs NOTE Modifying the Test Programs while they are on the USB drive although possible is not recommended Modification can cause the file to become unable to be uploaded or read by the instrument To load a copy of all of your Test Programs from a USB drive to a MAX 4000 XL The MAX 4000 model only has 6 user Test Programs make sure to delete enough Test Programs from the instrument so there ...

Page 102: ...y Menu driven NIST Traceable using an accessory Temperature Calibration Kit with a 1 5 C precision Calibration points every 25 C from 50 C to 275 C Verification points at every calibration point or up to four user programmable verification points Programmable calibration reminder Temperature Control 1 C of setpoint Test Temperatures User programmable idle temperature test temperature high start te...

Page 103: ...ft Internet Explorer allows a user to Download a complete calibration report View the LCD screen Download and upload Test Programs Download Test Results and Test Graph data View and download the Audit Log Memory Storage for MAX 4000 10 Test Programs 6 user programs and 4 factory 2 Test Results and no Test Graphs MAX 4000XL 250 Test Programs 245 user and 5 factory 1 000 Test Results with the last 1...

Page 104: ...other than AZI s own service representatives power surges or spikes negligence in use maintenance storage transportation or handling or acts of God If a MAX product is defective in workmanship or materials the owner s sole remedy shall be repair or replacement of the defective part or parts as provided above Under no circumstances shall AZI be liable in any way to the owner or any user for any dam...

Page 105: ...ark property of CompuServe Incorporated Windows Excel Internet Explorer and Microsoft Edge are registered trademarks of Microsoft Corporation in the United States and other countries Formula 409 is a registered trademark of The Clorox Company Copyright 2008 2017 Arizona Instrument LLC All Rights Reserved Arizona Instrument LLC Computrac MAX 4000 MAX 4000XL Moisture Analyzer Part Number 700 0111 Re...

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