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Operating instructions Electronic Moisture Analyser

1. Put the cover inside the sample chamber 2 Puton the dish retainer carefully 3 Position removal aid in a way that the handle fits under the groove of the cover 4 Put sample dish on the dish holder 12 DLT BA e 1311 5 Level the instrument with foot screws until the air bubble of the water balance is in the prescribed circle 1 Check levelling regularly 6 To adjust the reading angle unfold both levelling feet of the terminal 6 3 Scope of delivery serial accessories e For drying unit see chap 2 e Terminal e 10 sample dishes e Power cable e Mains adapter e Connecting cable weighing scale heating module terminal e Operating instructions DLT BA e 1311 13 6 4 Connections 1 Drying unit 1 Connection connecting cable weighing scale heating module terminal Connection net adapter weighing scale Power supply heating module Connect connecting cable weighing scale heating module Master switch heating module oy M d e e Adjustable foot screws 14 DLT BA e 1311 zen Housing screws Housing screws for access remove the foot screws Adjustable foot screws Rigid levelling screw 2 Terminal rear view DLT BA e 1311 oY gt 1 2 3 4 USB connector host Connect connecting cable drying unit terminal Not documented RS 232 connection 15 lt 2
2. FS NJ KERN amp Sohn GmbH A WAAGEN GEWICHTE BALANCES WEIGHTS Operating instructions Electronic Moisture Analyser KERN DLT Version 1 1 04 2013 GB gyn EAS DLT BA e 1311 CoB KERN DLT Version 1 1 04 2013 Operating instructions Electronic Moisture Analyser Contents 1 TESANICAL DAMA oo cons 4 2 INSTRUMENT OVERVIEW taa dia ao 6 3 BASIC INSTRUCTIONS ii 7 3 1 PLODEKUSE nn ee a PUN 7 3 2 IMProper USE vetosi ee ee un RR 7 3 3 Warranty nein een 7 3 4 Monitoring of Test RESOULCES iii eon EE ERE aco idad 7 4 BASIC SAFETY PREGCAUTIONSS a ia 02 AAA A dites 8 4 1 Pay attention to the instructions in the Operation Manual 8 4 2 Personnel train NING s icis sa cde e exar oo Re nda UE eran a o DEVE ER UN Vu eR UE RENAL VM dM VEM TUM E EUM UE Maa UE 8 4 3 Danger Informati sssrini EE Een ERREUR FN Uc SE rDst cox Dra pr E M aS KU CE REDUCE DESEE 8 5 TRANSPORT ANDESTO ASES vtm edi De i Nu ted vil es tst i eain 10 5 1 Testing upon acceptance a a ari i 10 5 2 Packaging y return transpor uud dd er Ea taaan 10 6 UNPACKING SETUP AND COMMIS SIONING eem 10 6 1 Installation Site Location of US zuuzu u0nunnunnnnunnunnunnn nun nun nn nun nun nu nnn nun nun nun nn nun nun nn nnn nun nun 10 6 2 UNBSCcKINng and Dlacing eH 12 6 3 Scope of delivery serial accessories u 2200000000 n00nannonnnnnnnnnnnnnunnnnnn nun nnnnnnnnnnnnnnn anne 13
3. 7 Operating elements 7 1 Drying unit Tare zero Print 7 2 Terminal 21 May 2012 11 16 57 Admin 0 000 0 c max 1 2 1 Keyboard 2 Touch screen 18 Tare zero DL T BA e 1311 7 2 1 Keyboard overview ACER Key Non contact sensors Adjustable function TARE PRINT turn off Print measurement result Taring Zeroing LED status display When instrument is ready for operation In standby mode During data transfer Turn on off standby mode Note We recommend that you do not disconnect the instrument from the power supply unless you are intending not to work with it for a longer period of time DLT BA e 1311 19 7 2 2 Touchscreen The colour touch screen is a touch sensitive display device The touch screen not only shows information but can also be used for entering commands by tapping certain areas of the surface Keys on touch screen Do not operate the touch screen by using a pointed or sharp objects This may damage the touch screen 3 4 26 Sep 2012 9 18 16 DEMO l 2 Sof M Y A ss m m SS O lt max 20 DLT BA e 1311 1 Measured value display Displays current measured values for operating procedure Functions and related symbols RQ g A 0 56 C 0 ILLA max DLT BA e 1311 Zoom function Zoom out zoom in measured value display Unit display To change unit touch symbol Stability display Zero indicator Temperat
4. To adjust the touch screen follow the on Carefully press the center of the target Repeat for all points screen instructions Take a pen and touch the centre of the cross as accurately as possible Repeat this process for all points To confirm tap the display Touch ttre screen to exil t Make sure that you do not touch any other areas whilst carrying out o adjustment ES Do not touch the display with your hand U You cannot cancel adjustment 32 DLT BA e 1311 9 4 3 Colour scheme Preferences Ea Ed Tap command button Appearance Brightness A em operas Gem Y ee wo E Tap the required setting 6 colours selectable Examples ee E Brightness IET A Brightness o woo A Touchscreen cal 1 1 Touchscreen cal Appearance Orange gradient Ad Appearance v see 9 u E a Key Sens KeySes DLT BA e 1311 33 lt T O a LLI 9 4 4 Beep tone on key pressure Preferences x Tap command button Beeper Brightness P uw o pene E Bee o o um Beeper x Tap the required setting E a x off switched off on switched on ds un E LLI 34 DLT BA e 1311 9 4 5 Status of non contact sensors Preferences c x Tap command button Key Sens O wee fue Heus oneone Y Gee wo e Sensitivity 10 levels selectable lt T O a LLI Level 1 Distance to sensor 2 cm Level 10 Distance to sensor 30 c
5. 334 115 Netmalatex o 14 160 4256 Nogatmss 25 103 e 0 Noodle dough 055 160 2r 3 Concentrated orange juice 23 115 521 102 DLT BA e 1311 Paper PA 6 Ultramide B3WG5 PA 6 6 Ultramide B3WG5 PBTP Crastin SK645FR PC Macrolon 2805 PC ABS Babyblend T65MN Pepper black powder PMMA Plexiglass 6N Polypropylene Polypropylene Polystyrene sulfonic acid Sodium salt solution POM Hostaform C9021 PS Polystyrene 168 N Purine Curd Curd cheese Fat curd cheese Silica sand Raclette cheese Canola seed Rice US parboiled Red wine Sugar beet pulp pellets Salt Pretzel sticks Sludge Melted cheese Chocolate Chocolate powder Chocolate water Hogwash of kitchen waste Lard Shampoo Soap Mustard Sesame seed Soya bean flour Soya beans granulate Bruised sunflower seed Sunflower oil Spaghetti Rinsing agent Dust Starch derivative Starch glue Spread cheese Soup instant product DLT BA e 1311 Drying temperature C Ce 08 AA E89 10 80 10 80 10 12 80 931 80 85 70 130 1 130 6 5 o 8 1 100 80 E 25 JE 0 EME E 40 3 12 1390 10 14 2 4 10 10 10 2 10 13 3 3 10 10 2 1 1 2 394 1 5 2 5 2 4 2 3 5 2 3 3 4 6 5 3 2 2 5 1 5 3 0 8 70 2 11 12 15 70 25 103 24 100 23 90 2
6. 26 Sep 2012 9 22 42 DEMO 0 000 A O 0 RU 5252 52 max amp x Display of available pages A Use cursor Y to scroll up and down Back to previous view e x gt Exit menu DLT BA e 1311 25 Eum Uu O C LLI c 77 O o LLI 26 9 1 Language To set the language for terminal operation tap the command button on page 2 Language Tap the command button for the required language and all displays will be shown in the language of your choice DLT BA e 1311 9 2 How to set date time To set date and time tap the command button on page 2 Date and time E the numeric entry window will appear EN XN A time EN x Tap the relevant command button and T O a LLI Import entry by tapping or tap x to cancel The display returns to the previous screen DLT BA e 1311 2f 9 3 User profile This menu is used to create edit or delete user profiles Each user is allocated his her own profile with specific settings default settings of instrument complete database You can use an USB stick to transfer it to additional instruments see chap 12 2 The factory setting is Admin This cannot be deleted or renamed Tap command button page 1 2 i C LU e Select Select user profile Create new user profile max 10 profiles Tap command button and the entry window will appear see chap 9 3 1 Rename user profile Copy
7. 6 4 CONNEC HONS ee 14 6 5 Connect terminal to drying Unit ae 16 6 6 Turn ng On tne POWER ttr P 17 OD ECONS ONN ati tl i a m duda cL d i E MIA MT du t Li E 17 6 7 Connecting peripheral instrumentsS 222020002n00 n0nanunanun nun nun nun nun nun nun nnnnn nenn 17 6 8 AUS UMC tias 17 7 OPERATING ELEMENTS ria AARE 18 7 1 A A A 18 7 2 TEMA aran ca D e n 18 7 21 ARENA OM Pe 19 Tee TOUChSCrEeN sr da 20 8 SINGLE WEIGHING Z TAR E lt A 24 9 SETUR MENV oiii aaa d abd a dei a de Ma oM cape ea de M ea eM ud 25 9 1 A ee UV bove ei bo M cvv sea erc E E breui eU aus VEM Veo E cos Sue d aug 26 9 2 How toset date Me nido rias 27 9 3 User FONG teen 28 9 9 1 Alphanumeric entry WINKOW ai 29 9 4 DISplay default Settings neldel UE 30 S MEME EET LU NE 31 9 4 2 Setting touch screen alignMent oooccconcconcconcconcconoconoconncnnnonnncnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnns 32 943 solui ScIellieseadeessauitvodestiequsIm ie ii 33 9 4 4 Beep tone on key pressure occooccccccccncconcconcconoconoconocononnnnonnnnnnnonnnonnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannns 34 9 45 Status or non contact SENASA 35 9 5 Balance Setas II 36 2 DLT BA e 1311 9 6 Settings for weighing scale adjustment 2 22002000 n0nanunnnunanun nun nun annnannnannnnnnnnnen 38 9 6 1 Adjusting a weighing Scale aa 39 9 7 Settings heating module tocada 41 9 7 1 Calibrate adj
8. SS 26 Apr 2013 8 37 24 Database Air 8 82 sm 0 NENNT ee E ee e 100 Details see chap 11 Step 6 84 DLT BA e 1311 12 2 Edit measurement results Either Selection by name Ln PEOR CI A PR DLT BA e 1311 Touch the Edit button To load the measurement results from the memory touch the or the Selection list button In the input window enter designation memory location and confirm by The stored measurement result will be called up To edit touch the white field description 85 Eum Uu O C LLI The input window will be displayed 1234567 aller jaleo de ef oo lee ee a Jade Description X Confirm input by Enter sof aft ef a o 5 0 alee E ble a ooo mel E ETT D C n test ES a 00000000000 A 26 apr 2013 822552 wl Takeoverby A 1234567 Confirm query Save by Ej 86 DLT BA e 1311 Touch memory location name in list and confirm by ox The stored measurement result will be called up Edit as described before at selection DLT BA e 1311 8 o i C LU 12 3 Delete measurement results Results Database e ES Delete Either Selection by name AS Aa Delete 88 Touch Delete button To load the measurement results from the memory touch the Or ISt button In the input window enter designation memory location and
9. 0 002 g Recommended adjustment weight not added class 100g E2 Environmental conditions e 5 C 35 C ambient temperature e 45 75 air humidity non condensing Standard drying Step by step drying Drying modes Forced drying Gentle drying Y 4 DLT BA e 1311 Shutoff criterion Manual Press Stop key Time Drying is finished after the set time adjustable 1 99 minutes Autostop If the set loss of weight 9o per unit of time drops below the desired value both values adjustable Auto stop absolute If the set loss of weight mg per unit of time drops below the desired value both values adjustable Result display g residual weight o M moisture R dry matter A ATRO DLT BA e 1311 5 2 Instrument overview The instrument consists of a terminal and a drying unit integrated weighing scale heating module lt 2 D n Pos Description 1 2 3 4 5 6 T 8 9 6 DLT BA e 1311 Sample chamber Halogen lamp Temperature sensor Sample dish Heating module yun Burg Balance Buttons Levelling screw Terminal 3 Basic instructions 3 1 Proper use The instrument purchased by you is designed for a fast and reliable determination of material moisture in liquid porous and solid materials by applying the method of thermogravimetrics 3 2 Improper Use Impacts and overloading exceeding the stated maximum load max of the instrument minus a possibly
10. 1 operating temperature see warming up time chap 1 Start up After connection to the power supply the LED status display will start flashing This will finish after about 20 seconds whereupon the display will light up and show the capacity and readability of the integrated weighing scale The instrument will be ready for operation as soon as the weight display appears Weighing 20 Nov 2012 12 51 12 20 Nov 2012 13 03 26 Admin Admin R R 0 000 9 391 A O 0 Ei 6 aig Ed A 0 a Ei Ei E _Start_ Wait for zero display or where applicable set to zero via 0 T key Place goods to be weighed on balance Wait until the stability display appears A p p I x Read weighing result Taring 1 Put weighing container on the weighing pan 2 Wait until stability display appears A then tap the 0 T key 3 After standstill control the zero display appears The weight of the container is now internally saved 4 Weigh the material 5 Wait until the stability display Aappears 6 Read net weight 24 DLT BA e 1311 9 Setup menu This menu item is used to make customised default settings for the instrument The settings are saved together with the current user profile and apply when working with this particular profile When a user profile is called all the related settings will be loaded automatically see chap 9 3 gt To call set up menu tap the command button Setup The menu overview appears
11. 10 L dS e 253 80 L 3 B0 ae N 95 EA JL 0 3 10 ZE 510 80 5 10 25 190 15 100 Lw Drying period approx min 1 Oo IN OO s 1 os N IN Olo O Ojo jo O Es OO EN N CO Co C O A nolo oio 15 20 3 4 x O1 SEX O 4 RW Laaj gt o A co 22 6 4 2 15 1 0 5 9 O0 jo OJN 7 12 3 gt O1 N O gt 4 5 7 Moisture keit approx 6 4 0 23 Se PS sec eee sad ud b Kdo B oooc o NININA O10 19 01 0 13 0 2 Ix 6 18 10 98 10 72 11 77 1 67 35 65 Ao RIS Sid sn N ojo QM 2 75 89 7 86 5 48 12 16 5 92 10 63 59 64 Solids k rper approx al C2 N O N QN Gu 00 aa O CO 6 co 17 67 34 69 36 81 10 O Tobacco granulate Drvin Drying Moisture Solids ying period keit k rper temperature approx min approx approx Tobacco 104 DLT BA e 1311 16 Service maintenance disposal 16 1 Clean Before any maintenance cleaning and repair work disconnect the appliance from the operating voltage O c Wait for the instrument to cool down before cleaning 1 Display Please do not use aggressive cleaning agents solvents or similar agents but a cloth dampened with mild soap suds 2 Wind EE protection ring Remove wind protection ring sample dish we
12. 1311 3 9 6 Settings for weighing scale adjustment Tap command button on page 1 u C n Calibration type el x The available settings are displayed Tan di e Adjustment data e Adjustment mode Calibration type e Calibration data Calibration data Display print data for last adjustment 12 Mag 2012 9 02 58 External weight 20g Correction 0 007 g Calibration Eta x e Calibration type Ext Default Adjustment with external A adjustment weight factory setting 38 DLT BA e 1311 Ext custom Adjustment with external adjustment weight user defined Tap command button Weight Setup and the numeric entry window will appear Enter required value for adjustment weight Import entry by tapping or tap x to cancel The display returns to the previous screen 9 6 1 Adjusting a weighing scale Observe stable environmental conditions A warming up time see chapter 1 is 1 required for stabilization e Carry out adjustment with placed sample dish Ensure that no objects are within the sample dish e We recommend carrying out adjustment in adjusting mode Ext default where adjustment is taking place close to the maximum load allowed for the weighing scales For recommended adjustment weight see chap 1 Adjusting mode Ext also allows adjustment with weights of different nominal values but from a metrological point of view this is not optimal e Info about te
13. chap 1 For this warm up time the instrument must be connected to the power supply 2 Selecting a drying program 1 Set the drying parameters as described in chap 10 1 2 Load a drying program suitable for the sample from the memory see chap 10 2 3 Tap short cut key For allocation see chap 10 2 1 3 Jan 2013 9 42 52 Admin amp 0 0005 A O 0 E p p p p tE ex gt Tap command button Start Moisture determination gt Next tap command button Measure Or Programs Database _ 68 DLT BA e 1311 1 Command button Measure Moisture determination l K o Mawe A Measure DLT BA e 1311 Std 60 C Tap command button Measure _ The currently set drying parameters setting see chap 10 will be shown on the white fields Tap command button Start and measurement will start based on the displayed drying parameters 69 lt T O a LLI ds un E LLI 2 Command button Moisture determination Tap command button EE UE C med Loading drying program from the memory Moisture determination Command button Tap Or Enter the name in the entry window and confirm by ome and the drying parameters will appear aw ela v ujslo e Als oe ris s o jeje lz xjejvjeiw m m Ane da a 70 DLT BA e 1311 Select drying program from list Selection list Confirm by and the drying paramet
14. components such as essential oils that volatilize at different temperatures or for substances that show special behaviour during heating Selectable 3 levels Drying temperatures and duration are freely selectable for each level Measurement on the last level is stopped by the cut off criterion The current settings of each stage are shown in the white fields To change tap blue command button The numeric entry windows will appear Enter required level temperature duration Selectable parameters Level temperature 35 C 160 C Time level 1 and 2 1 99 minutes Import entry by tapping or tap A to cancel Display returns to previous screen 59 10 1 2 Shutoff criterion The point of quitting for drying process is determined by a cut off criterion Cut off criteria ensure that measurements always take place under the same conditions and provide for repeatable measurements Tap command button Drying end on page 1 The available cut off criteria are shown e Manual e Time e Autostop e Autostop absolute Note Irrespective of the selected setting however you can also quit measurement at any time by tapping the command button e Manual Measurement is cut off by tapping the command button e Time Measurement continues until the set drying time has passed Tap the command button accordingly and the numeric entry window will appear Enter the required drying time selectable 1 9
15. off 2b Son 012 aab dd DEMO 99 99 ur 26 Sep 2012 9 56 53 DEMO 137 C A 98 38 Selectable parameters Moisture VoM Solid R Atro 96A M Weight g 0 00 0 t 20 26 78 DLT BA e 1311 mie When an optional printer is connected the measurement log will be edited independently on the settings in the menu see chap 9 8 Note Drying curves cannot be printed by a standard printer Printout example KERN YKB 01N Balance ID User ID Project ID Standard 100 C Time 7 min Preheating W min 2900 g W nom 30000 g 10 Dec 2012 W Start DLT BA e 1311 For headline see chap 9 8 Date time For GLP parameter see chap 12 1 Heating profile Shutoff criterion Preheat Lower weight limit Nominal weight Upper weight limit otart weight Residual weight moisture oignature 79 Step 7 Store measurement results Sep 9 56 47 DEMO 57 C A 09 99 Touch the Save button the input window appears Enter name of a memory location input see see ral for chapter 9 3 1 EI EA ED tie EHE EIER essen tm sal foje Eats EE E ble Bs c Confirm input by Enter raja E e an Fre 80 DLT BA e 1311 test ra x U DP is The GLP parameters are displayed For input description touch the white field BEEN TEST Description E 1234567 BIBEHEBRER P Confirm input by Enter c 7 e LUI Fr A 26 Apr 2
16. or emit various elements 15 6 Sample size originally weighted in quantity Drying times as well as achievable accuracy are significantly influenced by sample distribution In the course of this arise two opposed requirements The lighter the originally weighted in quantity the easier it is to achieve shorter drying times However the heavier the originally weighted in quantity the more accurate a result Genauigkeit hoch niedrig Probengr e 0 5 g Trocknungszeit lang kurz Probengr e DLT BA e 1311 99 15 7 Drying temperature Bear in mind the following factors when setting the drying temperature Surface of the sample Compared with powdery or grainy samples liquid and spreadable samples have a smaller surface for the transmission of heat energy The use of a glass fibre filter improves the heat application Colour of sample Light coloured samples reflect more heat radiation than dark ones and therefore require a higher drying temperature Availability of volatile substances The better and faster the water or other volatile substances can be disposed the lower a drying temperature is required If water is difficult to get to e g in synthetics it has to be calcined at high temperatures the higher the temperature the higher the water vapour pressure Results equivalent to other moisture analysing methods e g drying chamber can be achieved by experimentally optimising the setting parameters such
17. peas Dried carrots Dried chicken duno Dried corn Glass powder DLT BA e 1311 Drying temperature BERN O AS J z ecce cm es B HIBlolegdgiale O gt On e Oo N oa Blg s o oloomoJo 9joo e elo ooo e o O zx O dl 135 135 100 120 160 160 110 160 Drying time approx min 10 10 15 27 4 31 6 N alelo 9 a9 a IIS A Nola y ajo amp N nlala ao LX o NX olw No jalo o e 1 O o Oo oOoi nNn olo co O m o o No OOj oio ol I ty RIS ES NIO gt A 9 NO CO O0 cy O N O Humidity approx 0 11 0 19 O A 00 13 33 83 87 87 76 11 85 0 81 go 2012 NIZIR Malin 7 85 7 86 43 77 26 23 15 19 0 29 O eum IS NIS 99 2 34 07 6 35 14 81 6 21 Solids approx 98 44 96 84 53 06 84 95 81 74 81 74 64 04 55 69 19 15 99 07 86 89 41 03 10 a Drying Drying time Humidity Solids 0 temperature approx Yo C min approx approx 145 98 76 97 85 94 71 9 35 Setting lotion 0 01 Setting lotion extra strong Hair styling gel Oat flakes Hazelnut cores Hazelnut cores peeled Hydranal sodium tatrate 2 hydrate Yoghurt Coffee Coffee cream Coffee seed Cocoa Cocoa seed Limestone Potato powder Potato chips Ketchup Silica gel Adhesive Garlic powder Coal powder Chalk natural Cryst
18. 013 8 22 52 ux Take over input by E 1234567 LA Record Confirm query Stored by Ej DLT BA e 1311 81 u C n 12 Call up edit delete measurement results The instrument offers the possibility to store 300 measurement results or to edit or to delete existing results Men LET MM RPG To call up the menu touch the Start button P L C 2 000 g A O 0 gt gt gt max Touch the Results Database button Results Database The selection is displayed 82 DLT BA e 1311 12 1 Call up the measurement results Results Database e I To load the measurement results from the memory touch the or the Either In the input window enter designation memory location and confirm by The stored measurement result will be called up IE ID IH BED fe EZ ICH ER EZ ED aleje EEE ej jxjejvjsj n m tm auf wer test e ES E 26 Apr 2013 8 22 52 v Touch the button the measurement A log will be displayed Lo Te Selection by name 26 Apr 2013 8 37 24 Admin 8 82 s 0 A E EEE E E eS 100 SS Database Details see chap 11 Step 6 DLT BA e 1311 83 Touch the memory location name in the list and confirm by The stored measurement result will be called up test e ES 2 1234567 a i 26 Apr 2013 8 22 52 y Touch the button the measurement CL log will be displayed 1234567 pese
19. 32 interface 96 DLT BA e 1311 15 General information concerning moisture analysis 15 1 Application In all cases where moisture is added to or removed from products a fast determination of the moisture content is of enormous importance For countless products the moisture content is not only a quality feature but also an important cost factor Very often fixed limits for moisture content apply to the trade in industrial or agricultural goods as well as chemical or food products which are defined by terms of delivery and general standards 15 2 Basics Moisture does not only mean water but includes all substances that evaporate when heated up In addition to water this includes Fats Oils Alcohol oolvents etc There are various methods to analyse moisture in a product KERN DLT uses a method called thermogravimetrics In accord with this method the sample is weighed before and after heating determining the material moisture by looking at the difference The conventional drying chamber method follows the same principle with the exception that this method requires a considerably longer measuring period In accord with the drying chamber method the sample is heated from the outside to the inside by a hot air current so as to remove the moisture The radiation applied in the KERN DLT penetrates mainly the sample in order to be transformed inside it into heat energy that is warming from the inside to the outside A minor amou
20. 9 minutes Import entry by tapping or tap x to cancel Display returns to previous screen 60 DLT BA e 1311 Autostop OI tine 0 1 10 0 x 21 ES 4 E pa le 3 EA Autostop absolute tomo me time ex A ex DLT BA e 1311 e Autostop This cut off criterion is based on loss of weight moisture per unit of time Measurement will be cut off when the loss of weight per unit of time drops below the set value both values are freely selectable sec Tap the command button accordingly and the numeric entry window will appear Enter loss of weight and unit of time Selectable parameters Weight loss 0 1 10 0 ime unit 1 99 minutes Import entry by tapping or tap x to cancel Display returns to previous screen e Auto stop absolute This cut off criterion is based on loss of weight mg per unit of time Measurement will be cut off when the loss of weight per unit of time drops below the set value both values freely selectable mg sec Tap the command button accordingly and the numeric entry window will appear Enter loss of weight and unit of time Selectable parameters Weight loss 1 mg 60 mg Time unit 1 99 minutes Import entry by tapping or tap x to cancel Display returns to previous screen 61 10 1 3 Preheating prior to initial weighing If required you can enable the Preheat function used to pre
21. D n 6 5 Connect terminal to drying unit Use the connecting cable included in the delivery for the connection of weighing scale heating module terminal 1 5 pin connection Al Balance 9 pin connection Heating module 9 pin connection Terminal gt Connect the 15 pin end A of the connecting cable to the socket on the weighing scale 1 gt Connect the 9 pin end B of the connecting cable short to the socket on the heating module 4 gt Connect the 9 pin end C of the connecting cable long to the socket on the terminal 2 Connection for mains cable Connecting mains to instrument 16 DLT BA e 1311 6 6 Turning On the Power Power is supplied to the balance via the external mains instrument The stated voltage value must be the same as the local voltage Only use original KERN mains instruments Using other makes requires consent by KERN After connection to the power supply the LED status display will start flashing This will finish after about 20 seconds whereupon the display will light up and show the capacity and readability of the integrated weighing scale The instrument will be ready for operation as soon as the weight display appears Power supply to the heating module is provided via the supplied mains cable Do not connect the instrument to the power grid unless the information on the instrument sticker matches the local mains voltage To switch on press
22. No no DLT BA e 1311 49 lt 2 D n 9 8 Settings peripheral instruments Tap command button Peripheral on page 1 o hetere A Weighing parameters Y Users Preferences x Tap command button Rs 232 Rs 232 A Page 1 Page 2 Rs 232 el x jx Mode Pre Automatic A GLP Of A Baud rate 1200 Baud 1 2 Print time date In 2 2 CTS of y v Stability In Print heading ot Line feed o0 The current RS232 settings are shown white fields To change tap blue command button 90 DLT BA e 1311 DLT BA e 1311 Baud rate e Mode Tap required setting Dpp250 Manual Not documented Dpp250 Automatic Not documented TIp50 Manual Not documented TIP50 Automatic Not documented Prt Manual print Standard printer Data output after pressing PRINT PRT Automatic Standard printer Automatic data output after end of measuring Continous weight Standard printer continuous data output residual weight Note Drying graphs cannot be printed by a standard printer Dpp 250or Tlp 50 only e Baud rate Setting speed of data transfer selectable 1200 2400 4800 9600 19200 38400 baud e CTS Data flow control by RFR CTS Off deactivated On activated 91 Eum Uu O C LLI ds un Z LLI Stabilit e Stability Stability control prior to data transfer Off deactivated On activated e Header As h
23. al sugar Synthetic resin dispersion 37 0 2 2 3 74 19 67 86 5 160 110 a o g eEi oo Biolin jajajaja la gjajaio losa a via o o9o m Ba NIO YA Ajwa ww au O1 W 02 O0 No da OI RR Ios NS loNA woan yo U1 00 gt 4 5 6 5 3 5 4 120 105 12 14 2 5 3 0 12 46 74 44 j N CO Q AJN N NI JIN UO pue VS Aixoiaxia ai ajajaja j s Xliax ow aw OD D O O N O O0O O 0 O O1 O O JO JO O O JO O O OIO JOJO JO O ojo O O O01 OAJO 2s ol w valol2aim BRI w ho ololnlalalo O a w o ES M alar NI w O0 Co olol w R o olna Iano A OIO Ci CI Kh O NI O dl O C2 C2 O1 C2 CO1 Co O1 CO o 2 D Xx aps 160 60 21 Latex 160 38 64 10 8 46 58 3 5 50 37 Latex044 35 12 50 65 Lentis 234 135 12 49 Loamsol 1018 160 Loamday 25 160 80 75 Skmmikpower 4 290 3 6 Lowfatcurdcheee 12 130 18 5 Cornstarch 2 160 Almonds caramelised 35 80 Almonds natura 25 100 Almonds californian Margarine 22 160 19 15 Brckmas 7 160 80 13 Maymnase 1 2 138 Fou 810 130 Miroye 78 60 Mik 23 120 Milkpowder MMP 45 100 Milk powder VMP 45 100 Mozarla 15 160 45 78 Multivitamin candies
24. as temperature heating level and shutoff criteria 15 8 Recommendations Guidelines Prepare standard sample Crush sample as required and spread it evenly in the aluminium dish Prepare special samples For sensitive or hard to spread test materials e g mercury a glass fibre filter is available for use Apply the sample equally on the glass fibre filter and cover it with a second glass fibre filter The glass fibre filter is also useful as a protection when splashing materials are dealt with each splash falsifies the final result 100 DLT BA e 1311 Table of applications ABS Novodur P2H AT Accumulator lead Acryl granulate Activated carbon Activated carbon Sliced pineapple Sliced apple d Sliced apple humid Artesan powder Aspartame granulate Bath milk Cotton seed Blue veined cheese Body lotion Beans Butter Acetyl cellulose Chinese Virility powder CN photographic paper Cornflakes 2 4 Roof tile mass Roof tile mass Dialysis membrane Polyethes polycarbonate l Dialysis membrane Polyethes polycarbonate Indoor sealing compound Dispersion adhesive Dispersion adhesive watery Dolomite Printer ink fluid E filter dust of waste incineration Peas danish yellow Peanut cores Peanut cores 89 r O Refreshment candies Dye powder Fine ceramic mass Film waste River water Fudge sugar mass Formaldehyde urea dispersion Cottage cheese Forage pellets Dried beans Dried
25. be dried resulting in incomplete drying and increased measuring time Sample clusters generate increased heating of the upper layers resulting in combustion or incrustation The high layer thickness or possibly arising incrustation makes it impossible for the moisture to escape from the sample Due to this residual moisture measured results calculated in this way will not be comprehensible or reproducible Preparing a sample from solids e Spread powdery or grainy samples evenly on the sample dish e Grind coarse samples using a mortar or a shredder When grinding the sample avoid any heat supply as this may cause loss of humidity Preparing a sample from liquids e Der adn For liquids pastes or melting samples we recommend to use a glass fiber filter The glass fiber filter has the following advantages e even distribution thanks to capillary attraction e no formation of droplets e fast evaporation due to a greater surface 98 DLT BA e 1311 15 5 Sample material Easy to determine are usually samples with the following characteristics Grainy to powdery pourable solids Thermally stable materials emitting the moisture to be determined easily without other substances evaporating at the same time Liquids that vaporize to leave a dry substance without developing a film Difficult to determine may be samples that are Glutinous or sticky Become incrusted easily or tend to form a film Decompose easily under the influence of heat
26. be heating up to target temperature 1 47 3 Dec 2012 11 53 28 Admin 80 C A 80 RR Adj 2 points 3 Dec 2012 11 54 04 Admin Te 22 Adj 2 points 3 Dec 2012 12 10 34 SSS i 227 Adj 2 points Admin am hee Xoonts 3 Dec 2012 12 10 56 End 48 Temperature adjustment for target temperature 1 will be completed after 15 minutes Compare the temperature displayed on the thermometer with that of the heating module If the two values do not match go to the command buttons and correct then confirm by tapping ex To determine the set temperature the instrument will continue to heat until it reaches target temperature 2 Temperature adjustment for target temperature 2 will be completed after 15 minutes Compare the temperature displayed on the thermometer with that of the heating module If the two values do not match go to the command buttons and correct then confirm by tapping back to menu Tap DLT BA e 1311 4 Show lprint adjustment data e Adjustment data Adjustment data To display or print adjustment data tap the command button Adj 2 points 7 Mag 2012 8 30 20 Pi 80 C Meas 73 C P2 1509C Meas 139 C 5 Delete temperature data e Reset Tap required setting YES X Attention Carry out the reset function only if a temperature recalibrating kit is available that allows you to carry out the necessary recalibration
27. confirm by The stored measurement result will be called up Confirm query delete by Yes or reject using No DL T BA e 1311 Delete Either Touch the memory location name in the list and touch the or Delete To delete the complete memory content touch the e ect a button Delete reject using DL T BA e 1311 89 13 Function menu 26 Sep 2012 9 22 42 Tap Menu command button DEMO 0 000 mr Max amp A O u C n The available settings are displayed Formoisture determination see chap 11 gt GLP see chap 12 1 Database management 90 DLT BA e 1311 13 1 GLP Tap command button GP GLP Setup GLP parameters for printouts T O a LLI GLP database GLP user e GLP Setup GLP Setup Tap command button _GtP Setup and the GLP parameters will appear As gt Balance ID Project ID gt User ID To enter tap relevant white field and the entry window will appear For entry see chap 9 3 1 DLT BA e 1311 91 e GLP database Tap command button GLP Database This function is used to save various GLP users and to change or delete existing GLP users For exporting and importing see chap 12 2 To load GLP parameters from the memory tap command button Tap Or u C n Selection by name Enter a GLP user name in the entry g w rjo v v tjo sjs r
28. cover Draught air movement Table floor vibrations Electromagnetic fields static charging choose different location switch off interfering instrument if possible Check adjustment No resetting to zero before loading the sample Incorrect setting shutoff criterion Sample is not homogenous Drying time is too short Drying temperature too high e g oxidation sample material boiling point of sample exceeded Temperature sensor soiled or defective Heated cover open The mains supply connection has been interrupted mains cable not plugged in faulty DLT BA e 1311 18 Declaration of Conformity vua EC Konformitatserklarung EC Declaration de conformite EC Dichiarazione di conformita EC Declarac o de conformidade EC Deklaracja zgodnosci D GB CZ NL P PL RUS A WAAGEN GEWICHTE BALANCES WEIGHTS N KERN amp Sohn GmbH Declaration of Conformity Konformit ts erkl rung Declaration of conformity Prohl en o shode Declaraci n de conformidad D claration de conformit Dichiarazione di conformit Conformiteit verklaring Declara o de conformidade Deklaracja zgodno ci 3aABNEHNE O COOTBeTCTBMM EC Declaration of Conformity EC Declaraci n de Conformidad EC Conformiteitverklaring EC Prohlaseni o shode EC 3aaBjieHvne o cooTBeTCTBMM Wir erklaren hiermit dass das Produkt auf das sich diese Erklarung bezieht mit den nachstehenden Normen bereinstimmt We h
29. e temperature calibration set acc to fig 4 gt Turn on heating module on the back gt Close cover of heating module gt On the temperature calibration set switch on the digital thermometer by the ON button DLT BA e 1311 43 Call function Tap command button Temperature adj Available settings are displayed Temperature Selectable 35 160 C test 1 Point Single point temperature adjustment adjustment 2 Point Two point temperature adjustment adjustment Adjustment Show print adjustment data data Reset 1 Temperature test o O C n Temperature test l R e Temperature test This function is merely used to check the A temperature no changing of values takes St place W Tap command button Temperature test The numeric entry windows will appear Enter test temperature selectable 35 160 C Tap command button o Stat The test takes 15 minutes At the end of the test compare test temperature with temperature displayed on the DLB A01 If the two values do no match we recommend carrying out temperature adjustment 44 DLT BA e 1311 2 Single point temperature adjustment e 1 Point adjustment Tap command button Password The password query appears Enter password 1122 and confirm by tapping X The currently set test temperature will be shown To change tap UF numeric entry windows will appear Enter test temperature and confirm by tappi
30. e w s x cje ejzjxjejvje w m m set da a 2 window and confirm by The saved GLP parameters will be shown Selection list Select GLP user name from list and confirm by Ej The saved GLP parameters will be shown 92 DLT BA e 1311 Record Id e New You can apply this function to create different ne Tap command button _ New and the entry window will appear For entry see a w R d E ug ES E LE WC 9 3 1 Enter user name and confirm a A ET E Ka H Em Ta um E and the display for entering parameters will appear ejz x ejv se w m emer To enter max 20 characters tap the relevant white field and the entry window will appear For entry see chap 9 3 1 Import entry by tapping lt T O a LLI e Edit Change GLP profile Delete Delete GLP profile DLT BA e 1311 93 e Print Print GLP profile E C n Tap required command button Exporting a GLP profile with the help of Backup 0 an USB stick is described below m Ree E Follow the same sequence of operations for importing and follow the instructions shown on the screen Databases management 94 DLT BA e 1311 Backup Backup Filename without extension xi D AVV Ss Bea DLT BA e 1311 e Tap backup Select GLP data or measured data Insert USB stick and confirm by Enter file name in the entry window and confirm by 1 Data will be saved to the USB stick 95 14 RS 2
31. eadline you can set 4 lines containing 40 characters each Print heading Off printout headline deactivated On printout headline activated Printing headline Tap command button Tap line and enter test of your choice in entry window See chap 9 3 1 Print heading e x Confirm input by E II E A ee o a Line N e Line feed at the end of printout Selectable 0 5 92 DL T BA e 1311 e GLP For setting GLP log see chap 12 1 Off GLP printout disabled On GLP printout enabled A es Uu O a LLI DLT BA e 1311 53 10 Drying parameters The optimal drying parameters drying temperature duration depend on the kind and size of the sample and the required accuracy of the measured result Exact parameters can only be determined experimentally For real life examples please refer to our application manual by going to our KERN Homepage www kern sohn com The instrument provides an option that allows you to set drying parameters manually according to sample or to load a suitable drying program with the required drying parameters from the database 10 1 Setting drying parameters manually TE To call the menu tap the Startcommand button 0 000 O 0 n max Then tap the _ Measure command button The list of drying parameters will appear Heating profile Turn off criterion Preheat Start weight Result display Preview list of set drying parameters Lis
32. eight O Mn Weight BETTEN Min weight Lower weight limit 3 100 g Max weigt Upper weight limit Tap the command button accordingly and the numeric entry window will appear Enter desired weight and tolerances Import entry by tapping the instrument is checking the entries Invalid entries such as lower lower weight limit gt upper lower weight limit result in an error message Repeat correct entry Note Minimum initial weight gt 0 500 g Initial weight 0 500 g results in an error message DLT BA e 1311 63 10 1 5 Result display This function is used to determine which unit is to be used for the display and printout of measured results 96 moisture 0 10096 Calculation dry mass 100 0 ATRO moisture W O 999 Y x 100 Explanation of symbols Starting weight weight at start of measuring Residual weight weight value at the end of measurement Weight loss starting weight residual weight W D M ATRO is a unit which is exclusively used in the timber industry 1 The timber humidity ATRO means the percentage of water contained in the timber indicated in percent of the mass of the water free timber It is calculated from the difference between fresh weight SG and dry weight RG Settings Result Tap command button Selectable display modes Moisture M Solid R M swe M A tro Seay BEP 1 1 We
33. elow 12 DL T BA e 1311 26 Sep 2012 9 50 16 Working with the help of an auxiliary DEMO weighing device 39 C The bar graph display moves from the 0 067 left to the right and proceeds equally to x g the weight loaded onto the weighing 0 ee balance red Initial weight lt lower weight limit SS 26 Sep 2012 9 51 42 Drying iin amp 3 0425 0 xO Oo a max green Desired weight within weight limits Esc M ok Or 26 Sep 2012 9 51 49 DEMO 4 2105 0 mnc max red Initial weight gt upper weight limit Step 3 Start measurement _Esc f Ok Comi P d Measurement will start according to the Start Criterion setting see chap 9 7 Automatic Measurement will start automatically as soon as sample chamber has been closed Manual Measurements will start after you have tapped the command button ok l DLT BA e 1311 13 26 Sep 2012 9 52 05 If the sample chamber is open you will be prompted to close the sample hamber Open Close the sample chamber and tap the OK button again DEMO 26 Sep 2012 9 52 49 SN Drying Measurement will start according to the DEMO Start Delay and Stability Control settings see chap 9 7 i C T 74 DLT BA e 1311 Step 4 Display during drying 26 Sep 2012 9 53 4 DEMO 59 C A lt _ 8 1 1 5 15 76 M 9 0 EN 1 EE eee o 5 p 100 4 5 6 7 Bar graph display lo
34. environment that prevents the inhalation of vapours hazardous to health gt Sample materials developing aggressive vapours e g acids may cause corrosion problems on some parts of the instrument DLT BA e 1311 9 5 Transport and storage 5 1 Testing upon acceptance When receiving the instrument please check packaging immediately and the appliance itself when unpacking for possible visible damage 5 2 Packaging return transport Keep all parts of the original packaging for a possibly required return gt Only use original packaging for returning gt Prior to dispatch disconnect all cables and remove loose mobile parts gt Reattach possibly supplied transport securing devices gt Secure all parts such as the glass wind screen the weighing platform power unit etc against shifting and damage 6 Unpacking Setup and Commissioning 6 1 Installation Site Location of Use The instrument is designed to achieve reliable weighing results under normal conditions of use You will work accurately and fast if you select the right location for the instrument 10 DLT BA e 1311 On the installation site observe the following N Remove explosion prone and easily flammable material in the immediate vicinity Emerging vapours sample dish and all parts of the sample chamber are hot N Protect the instrument against direct draughts due to open windows and doors N Avoid extreme heat and temperature fluct
35. ereby declare that the product to which this declaration refers conforms with the following standards T mto prohlasujeme Ze vyrobek kter ho se toto prohlaseni tyk je v souladu s n ze uvedenymi normami Manifestamos en la presente que el producto al que se refiere esta declaraci n est de acuerdo con las normas siguientes Nous d clarons avec cela responsabilit que le produit auquel se rapporte la pr sente d claration est conforme aux normes cit es ci apr s Dichiariamo con ci che il prodotto al quale la presente dichiarazione si riferisce conforme alle norme di seguito citate Wij verklaren hiermede dat het product waarop deze verklaring betrekking heeft met de hierna vermelde normen overeenstemt Declaramos por meio da presente que o produto no qual se refere esta declarac o corresponde as normas seguintes Niniejszym o wiadczamy ze produkt kt rego niniejsze oSwiadczenie dotyczy jest zgodny z ponizszymi normami Ms 3as8BI8eM YTO NPOAYKT K KOTOPOMY OTHOCUTCA MaHHaa neknapaLuMs COOTBETCTBYET MEPE4UNCHEHHBLIM HMKe HOPMAM Electronic Balance KERN DLT 2004 108 EC Standards EN 61326 1 2006 2006 95 EC EN 61010 1 2001 Datum Signatur Date 12 12 2012 Signature Albert Sauter KERN amp Sohn GmbH Geschaftsfuhrer DLT BA e 1311 Managing director 107
36. ers will be shown FARINA FARINA TIPO 00 Standard 115 C Moisture YM Autostop absolute 1mg 25 s pos A emperature profile Wy o reneatin M t Tap to start measurement and the display for determining the initial weight for the sample will appear DLT BA e 1311 71 W O a LLI 3 Carrying Out Measurement F A 3 45 36 Step 1 Preheat A This will be started if preheating level is L C 60 eC enabled When the preheating level is disabled measurement will start at step 2 A prompt appears asking you to close the sample chamber Close the sample chamber and 26 Sep 2012 9 45 43 i i DEMO preheating will start 57 C A A warning symbol A will appear for temperatures gt 50 C You can tap the command button Skip to stop preheating during the preheating phase and after having determined the initial weight of the sample to start measurement Tapping the command button Ese will stop measurement including preheating Step 2 Insert sample dish SS Drying AE Ln gt A prompt asks you to insert an empty sample tray and to tare 43 C Put sample tray on the sample tray holder Then put it inside the sample 0 gt max chamber Always work with a removal aid as this will enable safe working and prevent burns Weigh in sample With the auxiliary weighing device enabled determine the initial weight for desired weight tolerance as described b
37. existing tare load must be strictly avoided Balance may be damage by this Do not operate the instrument in rooms subject to explosion hazard The serial version is not explosion protected The structure of the balance may not be modified This may lead to incorrect weighing results safety related faults and destruction of the moisture analyser The moisture analyser may only be used according to the described conditions Other areas of use must be released by KERN in writing 3 3 Warranty Loss of warranty due to e Our conditions in the operation manual are ignored e The appliance is used outside the described uses e Modifications to or opening of instrument e Mechanical damage and damage caused by media liquids e Natural wear and tear e he appliance is improperly set up or incorrectly electrically connected e The measuring system is overloaded 3 4 Monitoring of Test Resources In the framework of quality assurance the measuring related properties of the moisture analyser and if applicable the testing weight must be checked regularly The responsible user must define a suitable interval as well as type and scope of this test Information is available on KERN s home page www kern sohn com with regard to the monitoring of balance test substances and the test weights required for this In KERN s accredited DKD calibration laboratory test weights and balances may be calibrated return to the national standard fast and at modera
38. ff Temperature The numeric entry windows Setup will appear Enter required temperature available range 35 C 100 C Import entry by tapping OK x or tap to cancel Display returns to previous screen 41 x e Start criterion Manual A Tap required setting Manual Measurement starts after y tapping OK command button Automatic Measurement will start automatically as soon as sample chamber has been closed e Start delay Tap command button Start Delay _ The numeric entry windows will appear Enter required time available range 0 30 sec o i C T Import entry by tapping ox or tap x to cancel Display returns to previous screen e Stability control Tap required setting Off Stability control turned off before start of measurement On otability control turned on before start of measurement e Audio signal End beep Tap required setting Off Turned off A ERES On Turned on sounded after end of measurement 42 DLT BA e 1311 9 7 1 Calibrate adjust temperature We recommend sometimes to check the temperature value of the instrument using the optional temperature calibrating set DLB A01 Before you do this allow the instrument to cool down for at least 3 hours after the last heating phase Preparation gt Remove the separate component parts sample dish according to their sequence Q9 cO 6 gt Install th
39. he command button amp 0 000 0 mc max Moisture determination f Tap command button Programs Database Measure E Moisture determination Your selection will be shown The following chapter describes how to create a new drying program Carry out Change Delete or Print the same way and follow the instructions shown on the screen 66 DLT BA e 1311 10 2 1 Saving a new drying program Record Id w e eit yf ult ole afso r ela e eje iz x ec vie ml a m age ol 4 Record DLT BA e 1311 Tap command button _ New and the entry window will appear For entry see chap 9 3 1 Enter name for the new drying program Confirm entry by tapping Enter and the menu for entering drying parameters will appear Name For entry see chap 9 3 1 For heating profile see chap 10 1 1 For cut off criterion see chap 10 1 2 For preheating see chap 10 1 3 V VW ON ON WV For auxiliary weighing device see chap 10 1 4 For display of results see chap 10 1 5 Y gt Allocate short cut key selectable off F1 F2 or F3 To enter tap on relevant white field Import entry by tapping l Confirm Save query by Ej 67 11 Carrying Out Measurement o Di First set the drying parameters as described in chap 10 during initial start up 1 Start up gt Turn on moisture meter In order to obtain exact results the instrument must have reached its operating temperature see warm up time
40. heat the sample chamber before the actual measurement Tap command button Preheating on page 1 x Off Function deactivated Preheating On Function activated To start measurement tap the v command button _Staft The instrument begins to heat up to the set drying temperature before 26 Sep 2012 RE the measurement process starts amp Current temperature L appears for temperatures lt 35 C L 9 60 Set the drying temperature Close the sample chamber and preheating will start You can tap the command button Skip to stop preheating during the preheating phase and after having determined the initial weight of the sample to start measurement Tapping the command button Will stop measurement including preheating 0 I Preheating is usually not required for standard applications 62 DLT BA e 1311 10 1 4 Weighing assistance The auxiliary weighing device facilitates easy adjustment of a sample s initial weight to the set value with adjustable tolerance range This is particularly useful if you always process samples of the same weight That way the reproducibility of measured results is increased Repeatability will be increased if all the samples initial weight is determined within the tolerance Tap the command button Nominal weight to enable the auxiliary weighing device Nominal weight el x Off Auxiliary weighing device disabled x Nomin weight Nominal weight Mom W
41. ight g Atro A v Weight Note During and after measurement you can change over to the available units see chap 11 64 DLT BA e 1311 10 1 6 Displaying currently set drying parameters Tap command button View ang the currently set drying parameters will appear Steps 60 C 10m 90 C 10m 120 C Autostop 10mg 10s OK Preheating Off Tap ox and the display will return to the Result Solid R previous Screen Sample Weight min nom max 2 900g 3 000g 3 100g 10 1 7 Displaying the last measured result ETNIA ap the command button Last results ang the last measured result will appear 57 C A an 09 00 R Tap Esc and the display will return to the E previous screen gt Drying 0 A a 100 DL T BA e 1311 65 i C LU 10 2 Setting drying parameters by using program database This function allows you to save new drying programs and to change or delete existing ones For exporting or importing incl user profile see chap 12 2 Database Management gt THB database The memory is enough for 300 drying programs A drying program contains all the settings required for measuring the moisture content of a certain sample You can call it by tapping the command button program database or by pressing the short cut key F1 F3 whereupon the moisture meter will immediately start working according to the saved settings Men CE MM Zu To call the menu tap t
42. indows will appear Enter required drying temperature selectable 35 C 160 C Import entry by tapping or tap x to cancel Display returns to previous screen 57 10 1 1 3 Gentle drying Display pictogram during drying Tap command button Ramp 98 This heating profile is suitable for careful drying of substances that tend to form skin such as substances containing sugar or highly volatile substances Skin formation affects the evaporation of the enclosed liquid The temperature keeps rising and reaches the selected drying temperature only after the so called ramp has passed Ramp meaning the time passing between the start of drying and reaching the drying temperature is selectable Selectable parameters Drying temperature 35 C 160 C Ramp up period 1 15 minutes Tap the command button accordingly and the numeric entry window will appear Enter required drying temperature or ramp up period Import entry by tapping or tap x to cancel Display returns to previous screen Note If it is impossible to reach the drying temperature in the set ramp up period you will see an error message Increase ramp up period DLT BA e 1311 10 1 1 4 Step by step drying UCA XN EE a mmm y J u d i 4 PE Display pictogram during drying Tap command button Steps _ DLT BA e 1311 This heating profile is suitable for drying substances that are composed of several
43. m e LEFT Function RIGHT Function While enabling the two sensors you can allocate a function to them tare print RIGHT Function e Disabl Sensor function ed disabled e Tare Sensor function Tare e Print Sensor function Print DLT BA e 1311 35 9 5 Balance settings Tap command button on page 1 The available settings are displayed un E LLI e Weighing Units e Filter e Stability e Autozero e Weighing Units Tap the required setting ki 2 g or mg selectable 36 DLT BA e 1311 e Filter This menu item allows the balance to be Filter set according to specific ambient conditions and measuring purposes Level 1 Setting for dispensing Level 2 The balance reacts quickly and in a sensitive manner very quiet set up location Level 3 The balance reacts slowly and in a robust manner busy set up location Stability e Stability Level 1 Very quiet setup location _ D Level 2 l DO Factory Steady location L setting Level 3 Very busy setup location e Autozero Under this menu item the automatic zero point correction can be switched on or off In switched on state the zero point is automatically corrected at drift or when dirty Off Auto Zero switched off Autozero Niveau1 Auto Zero range 75 Digit Niveau2 Auto Zero range 3 Digits Niveau3 Auto Zero range x 7 Digits Niveau3E Auto Zero range 7 digits in the whole weighing range DLT BA e
44. ng Tap command button 3Dec2012 9 24 00 Adjustment starts The current EH temperature and the remaining time will 100ec A be shown on the display D1 To determine the set temperature the instrument will be heating up to target temperature SS Adj 1 point DLT BA e 1311 45 STA 3 Dec 2012 9 35 31 Temperature adjustment finishes after 15 Er J 1 point zul min Compare the temperature displayed a 100ec A on the thermometer with that of the 100 oC heating module If the two values do not match go to the command buttons and correct then confirm by tapping Ej 3Dec2012 9 36 03 gt Adj 1 point Admin Tap back to menu 46 DLT BA e 1311 3 Two point temperature adjustment Password Ed alejo e ol ERS T JK LX Km ES 2 Points adjustment 3 Dec 2012 11 05 27 SSS 2 poi Qu Adj 2 points Admin Spp 399 DL T BA e 1311 e 2 Point adjustment Tap command button The password query appears Enter password 1122 and confirm by tapping gel The currently set upper and lower test temperature will be shown a ni oe 1 ern n E iial To change tap The numeric entry windows will appear Enter test temperature and confirm by tapping Tap command button Adjustment starts The current temperature and the remaining time will be shown on the display To determine the set temperature the instrument will now
45. ng operation Therefore only take hold of the instrument by the marked handles 8 DLT BA e 1311 CAUTION The moisture meter works with heat is Maintain sufficient space in the environment of the instrument to prevent heat build up distance from the instrument 20cm upwards 1m Ss Do not cover plug glue up or make any other changes to the heat vent of the sample t Never place combustible materials on under or next to the instrument as the environment of the instrument heats up to a high temperature iS Careful when removing the sample The sample itself the sample dish and the heating unit may be very hot CAUTION Fire or explosion Ss Explosive easily flammable samples and samples that go into a chemical reaction when subjected to heat may not be analysed with the moisture analyser Sample materials developing aggressive vapours e g acids may cause corrosion problems on some parts of the instrument cs fin doubt carry out a risk analysis Ss For samples of that kind choose a drying temperature that is low enough to prevent inflammation or explosion is Wear safety goggles WARNING Substances containing poisonous or caustic components or those producing toxic gasses during the drying process cause irritations eyes skin respiratory system cause nausea or lead to death Ss Sample materials emitting toxic substances must be dried with a special extraction system in place Create an
46. nt of radiation is reflected by the sample a reflection that is less in dark samples than in light coloured ones The depth of penetration of the radiation depends on the permeability of the sample In samples of low permeability the radiation only penetrates the outer layers of the sample possibly resulting in imperfect drying incrustation or burning For that reason the preparation of a sample is of great importance 15 3 Adjustment to existing measuring method Quite frequently the KERN DLT replaces a different drying method such as a drying chamber as the KERN DLT achieves shorter measuring times during a simplified operation For that reason the conventional measuring method must be matched to the KERN DLT in order to achieve comparable results e Carry out parallel measurement Lower temperature setting for KERN DLT than drying chamber method e Result of KERN DLT does not match reference Repeat measurement with changed temperature setting Vary shutoff criterion DLT BA e 1311 97 15 4 Preparing a sample Prepare one sample at a time for measuring This prevents the sample from exchanging moisture with its surroundings If several samples have to be taken at the same time they should be packed in airtight boxes so that they do not undergo changes during storage To receive reproducible results spread the sample thinly and evenly on a sample dish Patchy spreads will produce inhomogeneous heat distribution in the sample to
47. ss of moisture Current loss of weight unit of time Heating profile Command button Cancel measurement back to previous screen Shutoff criterion Command button Show drying curve Command button Cancel measurement Current temperature O po cw 2 Or s 9e De xs Display of results tap to change over DLT BA e 1311 19 Step 5 Switch over display 1 Display drying curve The graph for the drying curve shows the progress of drying in real time To display the drying curve tap the Graph button 2b Son AM E Y DEMO 98 34 un 0 A o E 100 Esc Graph Stop gt Back to previous display tap the Graph button again SS 26 Sep 2012 9 55 18 Drying en 20 89 sw A 0 I NM ss s 10096 amp 76 DL T BA e 1311 2 Switch over display of result 26 Sep 2012 pid Tap symbol to change the unit 2 90 C A 20 89 wm A 0 m co O O 100 Tap required unit E 5 see chap 10 1 5 3 Zoom function Q Zoom out Q Zoom in Zoomed out measured value display Zoomed out drying curve T 26 Sep 2012 9 55 58 26 Sep 2012 9 53 47 ple DEMO DEMO 56 C 135 C Q A R A 98 A O90 mum m m ee ee mmm 10 o t 20 19 DLT BA e 1311 Tf Step 6 End of measurement show print measured results gt When drying is complete you will hear an acoustic signal For menu setting acoustic signal on see chap 9 7 and the heating will be turned
48. st weights can be found on the Internet at http www kern sohn com 26 Sep 2012 9 22 42 DEMO 0 000 A O 0 cm max amp gt Tap command button DLT BA e 1311 39 10 29 32 Admin gt Wait until the weighed value for the required adjustment weight appears flashing 12 Dec 2012 10 29 53 Admin gt During the flashing display put the required adjustment weight carefully in the centre of the sample dish The flashing display disappears After successful adjustment the balance automatically returns to weighing mode 12 Dez 2012 10 13 22 Men Adm in 100 000 A ee ee ee ee A Max gt Take away adjustment weight In case of an adjustment error e g objects on the weighing plate the display will show an error message repeat adjustment 40 DLT BA e 1311 9 7 Settings heating module Setup ex o Hesp Weighing parameters 1 Preferences J Jis Standby temp ot A Start Automatic 1 4 Start Delay 10s v Test stability on End beep On Temperature adj Standby temp 0f A Temperature Setup 1 1 DLT BA e 1311 Tap command button Heater setup on page 1 Displays the available default settings e Standby temperature e Start criterion e Start delay Stability control e Acoustic signal after completed measuring e Temperature adjustment e Standby temperature Tap required setting Off Turned o
49. sults y ica 85 12 3 Delete measurement results conconconconconconconconccnconccanonncancnncan cnn ran ron cnn rnnrnnrnnrnnrnnrnnanannnananes 88 13 FONG TION ME N AEAEE R 90 13 1 e mer MM A A EHE E ES OEM 91 13 2 Database Manageme nl araia ais Ua cas 94 14 no 232 INTERFACES a ea 96 15 GENERAL INFORMATION CONCERNING MOISTURE ANALYSIS 97 15 1 PAD DINCAUIOM eter pr 97 15 2 DASS 97 15 3 Adjustment to existing measuring method cesses eere eee nennen 97 194 Preparing 3 UI 98 199 Sample Mata iaa 99 15 6 Sample size originally weighted in quantity 2u02200 2000 n00nan0nnnnnnnnnunnnnnn nun rere 99 19 7 Dymo temperature exe pups axi ia 100 15 8 Recommendations GUIdelines conconconconconconconccnncnncancnncancnnrnnranrnnrnnrnnronrnnrnnronrnannaananena 100 16 SERVICE MAINTENANCE JDISPOSJAL isc toi eaae rae pU ea 105 16 1 A Hu dH tme Sato 105 16 2 Service maintenan6 e sec adas 105 Dor ee tasas 105 17 ib ES P ME dal cs D RR ERR TU D 106 18 DECEARATION DOFEONFORMILY 2a iia 107 DLT BA e 131 1 3 1 Technical data Temperature range au Du p J Choice of steps at 1 C Maximum load Max 160 g Warm up time A 2h Minimum for drying Weighing mode 0 001g Readability d Moisture analysis mode 0 01 9o Weighing mode 0 001g Reproducibility Weighed in quantity 10 Moisture analysis mode g 0 03 Preheating before determining Y initial weigh
50. t clean and dry thoroughly before fitting 3 Sample dish Please do not use aggressive cleaning agents solvents or similar agents but a cloth dampened with mild soap suds Take care that the instrument is not penetrated by fluids and polish it with a dry soft cloth Loose residue sample powder can be removed carefully with a brush or manual vacuum cleaner Remove any spilt sample material immediately 16 2 Service maintenance gt The instrument may only be opened by trained service technicians who are authorized by KERN gt Ensure that the integrated balance is regularly calibrated see chap Testing instruments control 16 3 Disposal gt Disposal of packaging and instrument must be carried out by operator according to valid national or regional law of the location where the appliance is used DLT BA e 1311 105 17 Instant help Fault Display is not lit up The display does not change when a sample is being loaded The weight display changes constantly the stability display does not appear Incorrect measuring result Measurement is taking too long Measurement is not reproducible Drying does not start 106 Possible cause Please switch your instrument on The mains supply connection has been interrupted mains cable not plugged in faulty Power supply interrupted Sample dish dish holder is fitted incorrectly Sample dish has contact with wind protection device or heated
51. t of measured results o4 DLT BA e 1311 Measure l ES EN SN _ Temperature profe Don E Display of available pages lt T O a LLI Use cursor Y to scroll up and down Back to previous view e x gt Exit menu DLT BA e 1311 55 10 1 1 Setting a heating profile This function offers various heating profiles that provide optimal matching of drying features to the sample in use Tap command button Temperature profile on page 1 The available heating profiles are shown e Standard drying e Forced drying e Gentle drying e Step by step drying 10 1 1 1 Standard drying This heating profile is suitable for most samples The sample is heated to the set drying temperature Display pictogram during drying selectable 35 C 160 C Tap command button _ Standard The numeric entry windows will appear Enter required drying temperature selectable 35 C 160 C Import entry by tapping or tap x to cancel Display returns to previous screen 56 DLT BA e 1311 10 1 1 2 Forced drying Display pictogram during drying Tap command button o Fat DLT BA e 1311 This heating profile is suitable for samples with high moisture content such as liquids The temperature will be exceeded for a short time after the start so as to compensate for latent heat and to accelerate the drying process Then the temperature is controlled down to the set value The numeric entry w
52. te cost DLT BA e 1311 T 4 Basic Safety Precautions 4 1 Pay attention to the instructions in the Operation Manual gt Carefully read this operation manual before setup and commissioning even if you are already familiar with KERN balances gt Versions in other languages are non binding translations The only binding version is the original document in German 4 2 Personnel training The instrument may only be operated and maintained by trained personnel 4 3 Danger Information The moisture analyser is used to analyse the moisture content of materials This instrument must be used exclusively for this purpose Any other usage may cause a risk to personnel damage to the instrument or other material damage The moisture analyser should be used mainly for the drying of aqueous substances The moisture analyser may not be used in a hazardous area The appliance may only be operated and maintained by trained personnel Carefully read this operation manual before setup and commissioning even if you are already familiar with KERN instruments A Hazards during and after measuring Ensure correct installation of all components see chap 5 3 Careful when removing the sample The sample itself the sample dish and the heating unit may be very hot Use the sample retainer at all times as it allows safe working and prevents burns Individual parts of the case e g the ventilation grids may heat up considerably duri
53. the main switch on the rear side of the instrument The instrument must be connected to a standard socket with earth terminal Do not eliminate the protective effect by using an extension lead without earth terminal For power supplies from power grids without earth terminals call a specialist to establish equivalent protection according to the relevant installation regulations 6 6 1 Commissioning In order to obtain exact results the instrument must have reached its operating temperature see warm up time chap 1 For this warm up time the instrument must be connected to the power supply The accuracy of the instrument depends on the local acceleration of gravity otrictly observe hints in chapter Adjustment 6 7 Connecting peripheral instruments Before connecting or disconnecting of additional devices printer PC to the data interface always disconnect the moisture analyser from the power supply Only use accessories and peripheral devices by KERN as they are ideally tuned to the instrument 6 8 Adjustment To obtain accurate measurement results you need to adjust the integrated weighing scale and the heating module Adjusting is required Before working with the instrument for the first time Atregular intervals After changing location For information on how to carry out an adjustment for integrated weighing scales see chap 9 6 1 for temperature adjustment see chap 9 7 1 DLT BA e 1311 17 ds un Z LLI
54. uations e g due to installation next to radiators N Do not expose the instrument to extreme dampness for longer periods of time Non permitted condensation condensation of air humidity on the appliance may occur if a cold instrument is taken to a considerably warmer environment In this case acclimatize the disconnected instrument for ca 2 hours at room temperature A Avoid direct sunlight N Air humidity should be kept between 4596 and 7596 and non condensing N Sufficient distance to heat sensitive materials in the immediate vicinity of the instrument Protect the instrument against high humidity vapours and dust Major display deviations incorrect weighing results may be experienced should electromagnetic fields e g due to mobile phones or radio equipment static electricity accumulations or instable power supply occur Change location or remove source of interference Avoid static charging of the material to be weighed weighing container and windshield Place the instrument on a firm level surface Avoid jarring during weighing DLT BA e 1311 11 6 2 Unpacking and placing Take the instrument carefully out of its packaging remove the plastic jacket and install it at the designated work space The instrument is supplied part assembled Immediately after unpacking check if the delivered items are complete Assemble the separate component parts according to their sequence D o TY 2 3 4
55. ure indicator The bar graph display moves from the left to the right and proceeds equally to the weight loaded onto the weighing balance Its full width is reached at maximum load Parameter display Displays the parameter set for the measurement in progress otatus bar Drying shows the drying process in progress Or To call functions menu tap on Menu Date and time display Tap to set date time Benutzername Tap to call User Profiles menu 21 6 Function keys Functions and related symbols gt gt Tap to change from one key to the next gt gt Setup Print Start Tap to call Moisture Setting menu and to start measuring Setup Tap to call Instrument Setting menu Print Tap to read out print data User specific shortcut keys F1 F2 F3 for calling the 3 most EEE frequently applied drying programs Cal Tap to start adjusting OT Tap to tare zero set the weighing scale 22 DLT BA e 1311 Keys available during and after measuring Esc Tap to cancel measuring Print Tap to print a measuring log Restart Tap to restart measuring c 7 e LUI Save Tap to save the mesaurement result Param Tap to display the currently set drying parameters Graph Tap to portray a drying curve Stop Tap to finish measuring DLT BA e 1311 23 8 Single weighing tare e In order to obtain exact weighing results your balance must have reached the
56. user orofile Delete user profile User profile standard cia Select required profile from list e New e Rename e Copy e Delete 1 For entry of user name max 20 characters 28 DL T BA e 1311 9 3 1 Alphanumeric entry window Mod 1 Comman button Mod 3 New ES USERI 7 joe se ede ee ys LIESS EA FA e lt gt 2 Jo0 m Age al DLT BA e 1311 Upper case lower case letters Delete character entered last Delete all entered characters Position cursor forward back Confirm entry and Character selection Mod 1 Mod 2 Mod 3 9 4 Display default settings Tap command button on page 1 Preferences x Displays the available default settings HC e Alignment of display e Colour scheme Appearance y e Beep tone on key pressure Bep o o e Status of non contact sensors EP E C n e Brightness 30 DLT BA e 1311 9 4 1 Brightness Preferences el Tap command button Brightness Brightness 0 a E o pene m Beever or mo Tap required setting 10 levels selectable om 77 I n DLT BA e 1311 31 9 4 2 Setting touch screen alignment If the alignment of the non contact areas of the display does not exactly match the position of the command buttons you can correct it by using this function Preferences ex Tap command button Touchscreen cal eve 9 a ET peras Brain Y E wo mo
57. ust temperature coooccccnoconcconcconeconcconoconcconcconconncnnncnnncnnncnnnnnnncnnncnnncnnnnnnnnnnnnnns 43 9 8 Settings peripheral instruments 220 22002200002000n0nan0nanunnnunnnunnnunnnunnnunnnunnnnnn nun 50 10 DRYING PARAMETER Sii 54 10 1 Setting drying parameters manually uu 22u00220002n0000n0nannnnannon anno nnnnnnnnnnnnnnnnnnnn nun nnnnnnn 54 10 1 1 Selting a neaung prolllee sn sea 56 OMA Standard AVN a ELE 56 1021212 Forced dMine P 57 OMS Cenie AA nee V ala 58 10 14 Siep Dy Step OI Me 59 10 1 2 Pon O ste ea agua a A 60 10 1 3 Preheating prior to initial WeighiNg occccocncoccncocnnccononocnnonononacononnnonononnnnonannnnnnonnnnnonones 62 10 1 4 bAF eeigeEctii ge M TP PS 63 10 1 5 RESUILAISDIA Vs TR CES 64 10 1 6 Displaying currently set drying parameters ssesssessesssesnreenee eee nenne 65 10 1 7 Displaying the last measured result oocooccccnconcconioncconionoconoonocanonnocanonnonanonnonanonnnnaninns 65 10 2 Setting drying parameters by using program database 66 10 2 1 Saving a New drying program sudeste due celestis his opie ds 67 11 CARRYING OUT MEASUREMEN Ts 22 Bean 68 12 CALL UP EDIT DELETE MEASUREMENT RESULTS e 82 12 1 Call up the measurement results ooncconccnncccnccnoccccccncncncnnnnnnonnnonnnonnrnnnrnnnrrnnrrnnrrnnrrnnrennnrnannnns 83 12 2 Edit measurement re

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