OHAUS MB120 Instruction Manual Download

Page: 66 / 76

EN-60 MB120

Removing Glass for Cleaning

If the inside of the glass is dirty, lift up the heating
chamber, release the glass for cleaning by pressing both
sides of the glass holder.

Attention:

Caution when releasing the glass from the

glass holder.

Reassemble after cleaning.

WARNING:

Do not touch or clean the

Halogen heater.

Cleaning air inlet

The air inlet of the fan is located at the rear of the

instrument and its exterior should be cleaned from time to

time to free it from any dust deposits.

Summary of Contents for MB120

Page 1: ...Instruction Manual MB120 Moisture Analyzer...

Page 2: ......

Page 3: ...ting to a Power Supply 7 3 6 Switching the Moisture Analyzer on and off 7 4 MAKING A SIMPLE MEASUREMENT 8 5 MENU 10 6 SETUP 11 6 1 Weight and temperature adjustment 11 6 1 1 Weight adjustment 11 6 1 2...

Page 4: ...tGuide 40 7 3 2 Create method manually 44 7 4 Default method 44 8 RESULTS 45 8 1 Test results 45 9 HOW TO OBTAIN THE BEST RESULTS 48 9 1 Measurement principle of the Halogen Moisture Analyzer 48 9 2 S...

Page 5: ...MB120 EN 3 12 1 Admissible ambient conditions 63 12 2 Specifications 64 13 COMPLIANCE 64 A 1 APPLICATION EXAMPLES 62...

Page 6: ...6 1 Turns On or Off display 2 When pressed sends Print command 3 When pressed either starts or stops the drying process 4 When pressed performs Tare function 5 Leveling indicator 6 Leveling Feet Used...

Page 7: ...emically resistant construction Ergonomic operating controls and a large easily readable display Easy to follow menus for simplified operation Built in functions for manual automatic timing printing i...

Page 8: ...parameters so that a similar sample can be run without the need to enter all new data The color touch screen also indicates the method name selected temperature actual temperature time and moisture c...

Page 9: ...termining the moisture in samples Use the instrument exclusively for this purposes Any other type of use and operation beyond the limits of technical specifications without written consent from OHAUS...

Page 10: ...mple vessels used may still be very hot e During operation you should never open the heating module itself as the ring shaped heating reflector or its protective glass can reach 400 C If you have to o...

Page 11: ...following accessories are part of the standard equipment of your new Moisture Analyzer 1 Box Aluminum sample pans 1 Pan support 1 Glass fiber Pad 1 Draft shield 1 Tray Pan 1 Power cable 1 Pan Handle 1...

Page 12: ...locked position the arm of the pan support points directly towards the front of the analyzer 3 4 Leveling the Moisture Analyzer Exact horizontal positioning and stable installation are prerequisites...

Page 13: ...instrument may not operate properly Connect the power cord to the power supply socket located at the rear of the Moisture Analyzer and to the power supply outlet The Moisture Analyzer becomes operatio...

Page 14: ...nt operates with the factory settings If the display is not visible and the unit is plugged into a power source press the On Off button Directly start a measurement Open the cover on the Moisture Anal...

Page 15: ...psed time duration of the test moisture and curve The test automatically stops at the end of the measurement If you want to end the test sooner press the button Congratulations You have just performed...

Page 16: ...emperature automatically Method Library Press the Method library button to access the Method library menu The Method library contains up to 100 methods All methods which were previously entered can be...

Page 17: ...1 1 Weight adjustment The Moisture Analyzer can be adjusted with an external mass of 50 grams Adjustment of the Moisture Analyzer is not absolutely necessary for a correct moisture determination as t...

Page 18: ...utton The display highlights the action you should take Follow the instructions on the display Remove the sample pan Place the required weight on the pan support The display indicates if the adjustmen...

Page 19: ...per housing Press the Start to initiate the temperature adjustment process Follow the screen prompts throughout the process The dryer unit is heated to a temperature of 100 C You can observe the progr...

Page 20: ...burns Be careful when removing the temperature calibration kit from the dryer unit as it can be very hot Allow it to cool down by opening the cover before removing Remove the calibration kit Replace t...

Page 21: ...een Press Exit to return to Home screen Press the Temperature adjustment history button Here you will find the last temperature adjustment result Press Back to return to previous screen 6 2 User setti...

Page 22: ...the dialog language the date format is changed and appears on all records in the MM DD YYYY format 6 2 2 Brightness Press the Setup button to access the Setup menu Press Back to return to Home screen...

Page 23: ...ound Press the Setup button to access the Setup menu Press Back to return to previous screen Press User settings button to access the User settings menu Press Back to return to previous screen Press E...

Page 24: ...he power supply A built in battery will maintain all data To set the date and time proceed as follows Press the Setup button to access the setup menu Press Back to return to previous screen Press Devi...

Page 25: ...2 compatible interfaces for communication with USB storage devices printers and computers The following sections describe the hardware and software provided with the Moisture Analyzer Press the Setup...

Page 26: ...et the Device port Select the com1 for RS232 com4 for USB Set the Baud rate Select the desired baud rates to 1200 2400 4800 9600 19200 38400 57600 or 115200 Default setting is 9600 Set the Data bits S...

Page 27: ...ress Exit to return to Home screen Press the Print settings button to access the Print settings menu Press Print adjustment result automatically to switch ON or OFF Press Print measurement result auto...

Page 28: ...k to return to previous screen Press Exit to return to Home screen Press GLP and GMP Data to access the GLP and GMP Data menu Press Company name Department or Instrument ID buttons to define related i...

Page 29: ...is completed press OK to exit 6 4 User management 6 4 1 Create new user account There are four groups available and the default group with all access rights is administrator The administrator group c...

Page 30: ...ess User management menu Press User Information to edit related settings Press Back to return to previous step Press New button to create a new account Key in the user name and press OK to save Press...

Page 31: ...s group settings Three groups are available The group with all access rights is administrator The administrator group cannot be edited or deleted All other groups can be edited or deleted If the passw...

Page 32: ...ta management menu Press Back to return to previous step Press Exit to return to Home screen Press Export and import settings and methods to access the export and import menu 6 5 1 1 Export data Press...

Page 33: ...to cancel data export Press Export to execute 6 5 1 2 Import data Press Import data from USB flash drive to select location and import data from USB drive Press Back to previous step Press Import from...

Page 34: ...step Press File name to change the file name Press Location to select the backup location Press Cancel to cancel the backup After selecting the backup location the Backup button is available Press Can...

Page 35: ...o execute 6 5 3 Export event logs Press Export event logs to access the export event logs menu Press File name to change file name Press Location to select the export location Press Cancel back to pre...

Page 36: ...ON All methods test results and user account will be deleted when performing a reset After factory reset press OK to restart the instrument 6 5 5 Software update Press Software update to access the up...

Page 37: ...w the information of the moisture analyzer You can view Instrument type Terminal Software Drying unit software and SNR information 6 6 2 Help Press Help to access the help information menu 6 6 2 1 Lev...

Page 38: ...type of display and many other parameters Please keep in mind the importance of preparing your sample the distribution of the sample on the weighing pan the type of sample and the temperature range R...

Page 39: ...elect the export location Press Export selection to select methods to export Press Cancel to return to previous screen After selecting the export location and methods the Export button is available Pr...

Page 40: ...drying program profile contains four settings Standard Fast Ramp and Steps This section describes each of the drying profiles Review the profile descriptions Depending upon the sample material to be a...

Page 41: ...measurements to ensure good reproducibility and avoid overheating of the instrument 7 2 3 Switch off criterion This menu offers you different switch off criterion Switch off criterion defines when th...

Page 42: ...ure or for relatively inaccurate fast measurements to determine a trend A60 Less than 1mg loss in 60 seconds used for most types of samples A90 Less than 1mg loss in 90 seconds used for slow drying su...

Page 43: ...t loss 0 01 to 5 00 Enter the time 5 seconds to 300 seconds 7 2 4 Display mode Display mode Display result offers you the choice of whether your display indicates MC DC RG or grams during the measurem...

Page 44: ...rt weight is known A consistent sample size is required when using Start weight Select the Start weight Enable the Start weight and press the ON button Set the Start weight and press the OK button Pre...

Page 45: ...ting mode in the manual operating mode the sample chamber does not automatically close when the Start Stop button is tapped However the initial weight important for the determination of the moisture c...

Page 46: ...g temperature automatically You can use this function with or without a reference moisture value To start press Method library on the Home screen The method library is displayed Press the New button P...

Page 47: ...out reference moisture value follow the on screen instruction to finish the analysis process When the process is finished the SmartGuideTM will provide a suggested heating method including drying prog...

Page 48: ...ce moisture value input a reference moisture value and press the OK button Follow the on screen instruction to finish the analysis process When the process is finished the SmartGuideTM will provide a...

Page 49: ...amber is above 40 C Wait for the temperature to drop before processing if you encounter this kind of situation When the optimization process is finished the SmartGuideTM will provide an optimized heat...

Page 50: ...reate method manually Enter either a method name or identifying number and press the OK button Press each selection to set desired values Press the Save button when you finish 7 4 Default method The a...

Page 51: ...name Press Back to return to Home screen 8 1 1 Result data and curve Press result item to access the detail data Press Back to return to previous step Press Delete to delete the results Press Export...

Page 52: ...turn to previous step After select the items the OK button is available Press result item to remove Press to remove all items Press Cancel back to previous step Press OK to execute 8 1 3 Result export...

Page 53: ...to check one result data and export it Press Export to export this result Press Export to export this result Press File name to edit file name Press Location to select export location Press Cancel to...

Page 54: ...avimetric methods chemical and electrical methods for moisture determination are also common A familiar chemical method is Karl Fischer in which the water content is determined by titration This metho...

Page 55: ...is results The size depends on the homogeneity of the test material the accuracy of the test material the accuracy of the measurement method and the desired accuracy of the measurement result Mechanic...

Page 56: ...ion Experience with this type of preparation has been good particularly for products containing sugar Further the shielding of the sample against direct IR radiation by covering the test substance can...

Page 57: ...ixtures With applications of this type you should thus work with extremely small amounts of samples and with the necessary care In cases of doubt a careful risk analysis must be performed Selection of...

Page 58: ...an give off different amounts of moisture at different drying temperatures This is the case with substances in which the strength of the bonds binding the moisture varies or those which tend to show s...

Page 59: ...Ramp drying can also be used successfully with substances which form a skin T emperature profile Final temperature Ambient temperature Ramp drying Time Start Fast drying The fast drying program is sui...

Page 60: ...s stopped and the final result is displayed Auto Switch Off The automatic switch off criterion is divided into three selectable levels A30 Less than 1mg loss in 30 seconds used for rapidly drying subs...

Page 61: ...ple continuously loses weight Fats oils plasticizers or other volatile components can lead to superimposed profiles owing to their slower vaporization than water The difficult to volatilize components...

Page 62: ...ustment and test dataare shown as follows Weight adjustment printout Temperature adjustment printout WEIGHT ADJUST EXTERNAL Weight Adjustment end 19 Dec 2017 11 20 Type MB120 SNR 1234567 User Name Adm...

Page 63: ...00 21 94 MC 00 03 13 24 64 MC 00 05 00 29 36 MC 00 05 21 31 94 MC Total time 00 05 21 Dry Weight 6 873 g Moisture Content 3 225 g End Result 31 94 MC Note Signature Measurement end 19 Dec 201715 35 EN...

Page 64: ...nized the command Commands sent to the Moisture Analyzer must be terminated with a Line Feed or carriage return line line feed CRLF Data output by the Moisture Analyzer is always terminated with a car...

Page 65: ...cleaning Use a lint free cloth for cleaning Clean the exterior of the instrument and the drying compartment components with a mild cleaning agent Although the housing is extremely rugged and resistan...

Page 66: ...g both sides of the glass holder Attention Caution when releasing the glass from the glass holder Reassemble after cleaning WARNING Do not touch or clean the Halogen heater Cleaning air inlet The air...

Page 67: ...6 3A 250VAC for 100 120VAC power supply or 2 5A 250VAC for 200 240VAC power supply according to the heating element Attention If the fuse is good and power is available at the outlet the cord or inst...

Page 68: ...obtain a repeatable result You have selected a drying time that is too short Extend the drying time or select a suitable switch off criterion Weight loss per unit of time The sample does not come com...

Page 69: ...Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 relative humidity at 40 C Warm up time At least 30 minutes after connecting the instrument to the power supply when...

Page 70: ...atistics Pan size mm 90 Interface RS232 USB host USB device Adjustable Feet and Level Yes Dimensions WxHxD cm 21x18x35 Net wt kg 5 23 Shipping wt kg 8 35 13 COMPLIANCE Compliance to the following stan...

Page 71: ...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 r...

Page 72: ...ried Foods ZZ2001 Cake 3 g uniform mix of crumb step 140 C 3 min 110 C 4 min A30 8 min 19 04 ZZ2002 Cracker 3 g grind uniform crumb fast 76 C A60 4 30 min 1 42 ZZ2003 Potato chip 3 g small pieces stan...

Page 73: ...g grind 30 sec standard 140 C A60 9 min 11 45 Personal Care ZZ5001 Liquid hand soap 1 g spread thin on pad step 190 C 3 min 130 C 1 min A30 6 min 83 57 ZZ5002 Soap 2 g shaved thin into dish standard...

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Page 76: ...ration 7 Campus Drive Suite 310 Parsippany NJ 07054 USA Tel 1 973 377 9000 Fax 1 973 944 7177 www ohaus com With offices worldwide 30241176 P N 30241176 20 Ohaus Corporation all rights reserved Printe...

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