Mettler Toledo LJ16 Betriebsanleitung

Installation andOperating InstructionsMETTLER TOLEDOInfrared DryersLJ16LP16ATRO0...-999 %STARTSTOP100...0 %0...-100 %ATRO100...999 %%°CMODEENTER

8Inserting the spacer boltPrepare spacer bolt (1):The spacer bolt must have a length of approx. 66 mm. If the bolt is shorter:• Hold knurled nut (2)

9Function check• Tap pan support (7) with your hand and check whether the balance display reacts.• Check whether the display shows a constant value wh

104. Keypad assignment4.1 Keys with direct functionCalculation mode keysCalculation of the dry weightIn this calculation mode, the dry weight of the s

11Switch keyThis key allows selection between weight and percentage display during the drying operation.Note regarding calculation mode ATRO value: If

12Print interval keyThis key is used – before the start of a drying operation – to call up the stored print interval timeof 0 ... 9.9 minutes to the d

135. Operation5.1 Operation of the LJ16Controls(1) Control bar of the balance (tare bar)(2) Keypad of the dryerSwitching display on/off• Press control

14Changing weighing speed or reproducibilityThe LJ16 can be adapted to the ambient conditions. For this, the appropriate setting should beselected for

155.2 Operation of the LP16Controls(1) Control bar of the balance (tare bar)(2) Keypad of the dryerSwitching display on/off• Press control bar briefly

16Changing weighing speed or reproducibilityThe LP16 can be adapted to the ambient conditions. For this, the appropriate setting should beselected for

175.2.1 Automatic switch-off criterionThe LP16 and LJ16 have an automatic switch-off criterion.The adjacent curve shows the typical weight profile of

Leerseite

185.3 Performing a drying operation with the LJ16 or LP16Switching off with manual stopSwitching off with the time switch Switching off as soon as the

19Switching off as soon as a preset weightloss per time interval is reachedLoad sample• Open drying cover.•Mount aluminum pan on the pansupport.• Tar

205.4 Attachment of accessoriesAttachment of the LC-P45 Printer for recording results numericallyPrintout with time,date and sample numberAttachment t

216. What if ...?Possible cause• Spacer bolt too short• Draft shield not mounted correctly• Compensation weight not installed in draftshield• Spacer b

22Error/DisplayLamp of the MODE key flashes (LP16 only)Drying unit does not heatThe parameters to be changed can not becalled upNo entry possibleWhen

23Possible cause• Connection dryer - balance interrupted•A drying operation has been performedbeforehand• Drying operation has not been started• The c

24Error/DisplayDrying operation is not aborted until after3'10", 3'30" or 5' although the sample nolonger loses weightThe mes

257. Maintenance7.1 Changing the fusesChanging “3.15 A slow-blow” fuse• Disconnect power cable of the dryer!• Lever out holder (1) of the microfuse us

267.2 CleaningThe draft shield should occasionally be freed from dust and dirt.The reflector must be kept clean.A cloth and some soapy water suffice f

278. Appendix8.1 AccessoriesDescription Order No.Aluminum pan, set of 80 13865Pan support 600210Spacer bolt 13942Compensation weight No. 2 13794Draft

12.1 The infrared dryer3.1 Preparing for mounting the LJ163.2 Preparing for mounting the LP163.3 Mounting the LJ16 and LP164.1 Keys with direct functi

288.2 Technical dataLP16 (e.g. with PM480) LJ16Power supply 115 V/230 V (selectable) 115 V/230 V (selectable)admissible range 115 V 93 V ... 132 V 93

29LP16 (e.g. with PM480) LJ16Dimensions (W x D x H) 195 x 330 x 260 mm 195 x 330 x 260 mmWeight incl. balance approx. 7 kg approx. 7 kgInterface (for

© Mettler-Toledo GmbH 1999 704719D Printed in Switzerland 9902/2.12Mettler-Toledo GmbH, Laboratory & Weighing Technologies, CH-8606 Greif

21. Cautionary notesYour infrared dryer corresponds to state of the art technology and meets the requirements regarding instrument safety. This notwit

3Certain samples require special care!Certain types of samples may possibly represent a hazard to personnel or tangibles through:Fire or explosion• Fl

42. General2.1 The infrared dryerThe infrared dryer is used to determine water or moisture content. This type of analysis isemployed primarily in the

53. Mounting3.1 Preparing the balance for mounting the LJ16Checking the set voltageBefore first-time operation of the dryer, the associated balance mu

63.2 Preparing the balance for mounting the LP16Removing the weighing pan• Take off weighing pan (1) and pan support (2).Installing the compensation w

73.3 Mounting the LJ16 and LP16 drying unitNoteBefore mounting, the preparatory measures must have been carried out.LJ16, see section 3.1.LP16, see se