Operating Instructions, EL – Education Line of - Mettler
Contents
1. Set target weight Target weight Reference weight which corresponds to 100 96 in centre of pan Note that the minimum weight 10d d display increment Hold the F key down until SEt 100 96 is displayed Press the gt key to select SEt 100 96 or SEt no 96 Percent weighing deactivated The E gt key can be used briefly to confirm or automatic acceptance after 7 seconds 96 e c3 e co I5088g Functions 17 Switching between percent weighing and weight display Place weighing sample in centre of pan The weight of the sample is displayed as a percentage of the target weight Press the 2 key The weight is displayed Return to display in percent pressing the gt key again 5 3 Weighing with free Newton factor and or selectable display increments In this menu option a custom free Newton factor can be defined at will The unit Newton measures the amount of force required to accelerate a mass of one kilogram at a rate of one meter per second squared 1 N 1 kg m s The factor m s is also called gravitational acceleration Newton is dependant on the geographical location and height of the bal ance and its user hence making it necessary to adjust the unit according to the precise location In this menu option a custom free Newton factor can be defined at will This value is t2. HS oFF No handshake HS SoFt Software handshake XON XOFF HS HArd Hardware handshake RTS CTS Functions 16 5 Functions Settings and values saved under a given function are retained until they are replaced or another function is selected The C key can be used to cancel the procedure current 5 1 Recall weight Recall weight value y in progress Requirement The function rEcALL must be activated in the menu Section 4 5 2 Percent weighing Put weight on balance Display shows weight value and stores stable value Remove weight When the weight is removed the Display shows zero Press ihe F key briefly The display shows last stored stable weight value for 5 seconds together with aster isk symbol Affer 5b seconds or by pressing the F key briefly the display goes back to zero This can be repeated unlimited times Every recalled value is marked with the asterisk icon Delete last weight value As soon a new stable weight value is displayed the old value becomes replaced by the new weight value When pressing the gt 0 T key briefly the stored value is set to O and normal tare is executed Note If the power is switched off the stored value is permanently lost 000g Requirement The function F 100 96 must be activated in the menu Section 4
3. 16 1 2 Layout of balances as cse eterne 4 5 2 Percent weighing 1 3 Overview of key functions 5 5 3 Weighing with free Newton factor and or selectable display increments 17 2 Sl rtip ioiese eee 6 2 1 Unpacking standard equipment 6 6 Technical data options optional 2 2 Cautionary notes s 6 equipment disisiran 19 2 3 Setting up leveling preparations for 6 1 Technical data 19 weighing below the balance sssses 6 6 2 ARS2326 interfQC8 ti iot rente t 22 2 4 Adjusting calibration s 8 6 3 MT SICS Interface commands and functions 22 6 4 Optional equipment seenne 24 3 Weighing 6 5 Dimensional drawings in mm 25 3 1 On Off switching 3 2 Simple weighing sss 9 7 Appendiks 26 3 3 Faster weighing with reduced readability 9 7 1 Typical printouts from METTLER TOLEDO ee DeO 9 RS P26 and LC P45 printers 26 3 2 What if Al senec cte Ete pde 27 A gt Menina repe 10 7 3 Maintenance and cleaning ss 28 4 1 Overview ss 10 7 4 Declaration of conformity sssssess 29 4 2 Menu operation Description of menu Options sssssse 11 Getting to know EL balances line 4 1 Getting to know EL balances line 1 1 General Balance features e The EL balance line ranges from high resolutio
4. 4 3 9 Send mode 9th menu option see overview and notes in Section 4 1 Note This menu option is only availab c3 5 oFF e if the Host setting was selected in the 8th menu option Peripheral unit S oFF S Stb S Cont S Auto S All t specifies how a value is transferred to a peripheral device Send mode switched off The next possible stable value will be transferred after the E gt key has been pressed All values are transferred automatically Only stable values are transferred automatically The current value is transferred after the E gt key has been pressed 4 3 10 Send format 10th menu option see overview and notes in Section 4 1 Note This menu option is only availab e if the S OFF setting was not selected in the 9th menu option Send mode It sets the data transfer format S SICS The MT SICS data transfer formats are used Please refer to the Reference Manual MT SICS B S L L S balances 11780447 available from your METTLER TOLEDO dealer or downloaded from the Internet www mt com sics classic More Information please find in the Section 6 3 S PM The following PM balance data transfer formats are used S Stb ui 67890ug S Cont Sui 1 67890Ug SDuinini1 39110 g S Auto Sui 1 67890Lug S All L141 67890ug uDuu41 39110ug unidirectional no MT SICS commands are
5. Weighing Parameters Weighing Mode Standard Unit 1 g A Zero On System Parameters Auto off 10 min Peripheral Devices P Device Printer Baud 2400 Bit Parity Tb even Handshake Off P Device Host Sendmode Off Baud 9600 Bit Parity 8b no Handshake Soft Function Multiplier Only possible with LC P45 Function is triggered via the printer 04 07 2006 08 23 22 ID 242 SNR 1118015657 Factor 1 65 588 43 g 970 9095 7 1 Typical printouts from METTLER TOLEDO RS P26 and LC P45 printers Function Verification of the calibration adjustment with external weight Only possible with LC P45 Function is triggered via the printer BALANCE TEST 04 07 2006 09 55 12 METTLER TOLEDO Type EL3002 SNR 1120053108 SW 1 0 Welght IDr exem wee Target Actual DIFE i0c2xec e eve xn External test done Signature Function Statistics Only possible with LC P45 Function is triggered via the printer 04 07 2006 10 44 07 ID 666 SNR 1118015657 1 1100 15 g 2 1600 10 g 3 1699 95 g n 3 x 1466 733 g s 321 372 g srel 21 91 4 min 1100 15 g max 1699 95 g d 599 80 g END Notes The operating instructions for the LC P45 include a description of the functions that are triggered via that printer The RS P26 prints all reports in English This applies also to the LC P45 reports that originate in the balance In the case of rep
6. key briefly again toggles the balance back to its full readability Place empty container on the balance The weight is displayed Press the gt 0 T key briefly Add weighing sample to container The net weight is now displayed If the container is removed from the balance the tare weight will be shown as a negative value The tare weight remains stored until the gt 0 T key is pressed again or the balance is switched off Menu 10 4 Menu 4 1 Overview pejjpjsui ueeq soy eopyiejur UD Ji paAD dsip AU lun bjeudueg g uodo nuaw ui pejoejes ueeq SDY Jejuld 10 JSOH JI uMous AjUO aD suoydo nueul eseu amp epouu pues e uodo nueui ui pejoejes ueeq JOU SOY 440 S Ji uwous Ajuo si uoijdo nueul SIUL Cuun pjeudreg g uodo nuaw ui pejoejes ueeq SOY JSOH J UMOYS Ajuo s uodo nuaw SIU sjepoui 9 13 uo A qDIIDAD Ajuo s uodo nuaw SIU q S S Duijes A10 004 SOJON uodo nus 0026 P9 FU ldSi Pe IL h 122251 Y pues 0 0095 P3 009 P3 ou Gg 339 5 l 3504 E goaa Pa Dge Pa ee at PPe at 3305 sul e uu su 3 Eua o 4 3348 3g q l 430 SH Jun Jesayduag g iy 3421 pneg L co Muednia Zi s 9JeuSpUEH E JOE
7. see Section 6 4 The balance must then configured fo suit the peripheral device in a menu dialog Sections 4 3 8 4 3 13 A detailed description of the available interface commands is given in the Reference Manual MT SICS B S L L S balances 11780447 This can be downloaded from the se Internet www mt com sics classic and is only available in English 90 e e6 f EX IJ eee The wide range of features of the EL balances regarding documentation of the results CS ay can be utilized by connecting to a printer e g the RS P26 or LC P45 from METTLER RTS oe OUT TOLEDO Printed results then make a decisive contribution to simplifying GLP GMP compliant work 6 3 MT SICS Interface commands and functions Many of the balances used have to be capable of integration in a complex computer or data acquisition system To enable you to integrate balances in your system in a simple manner and utilize their capabilities to the full most balance functions are also available as appropriate commands via the data interface All new METTLER TOLEDO balances launched on the market support the standardized command set METTLER TOLEDO Standard Interface Command Set MT SICS The commands available depend on the functionality of the balance Basic information on data interchange with the balance The balance receives commands from the system and acknowledges the command with an appropriate response Command formats Commands sent to th
8. 3308 ie 3308 GG 3 Jud Jus 3 31400 15 3308 naggya I Vany yn 5AP H 35n99 zeou 3g P JB 3 3183 35 1 By Bw El Ie 109 a Y 4 y Y ii y o2 I I n P3 J qui aua 3eu S qs 3 CE uoun a uoneaqie Z josey Ho ynys ony 7 0J9Z0 Ny 9 BuiuBieM G Buy aM y n the menu you can change the weighing unit select additional functions and carry out various settings A description of the individual menu options is given in Section 4 3 nuaul Jo MaIAJ9AQ Menu 11 4 2 Menu operation Opening the menu Gig In weighing mode press and hold down the Menu key until MENU appears in the display Release the key the 1st menu option is displayed ext Select menu options The L key is used to select individual menu options with their current settings rESEE one after the other F rEcRLL Change settings F rEcALL Pressing the gt key displays the next setting pressing the 1 10d key displays the previous one Once the desired setting appears in the display the next menu F 100 option can be selected E gt or you can close the menu see following Section Saving settings and closing the menu StorEd Hold the Menu key down until StorEd appears in the display Release the key and the balance reverts to weighing mode All changes are saved 801g Abort 001g Pres
9. accepted Menu 15 4 3 11 Baud rate 11th menu option see overview and notes in Section 4 1 bd 2400 bd 60G Note This menu option is only available if the Printer or Host setting was selected in the 8th menu option Peripheral unit The baud rate data transfer rate determines the speed of transmission via the serial interface The unit is the baud bd 1 bit second The following settings are available 600 bd 1200 bd 2400 bd 4800 bd 9600 bd and 19200 bd For problem free data transmission the sending and receiving devices must be set at the same value 4 3 12 Bit Parity 12th menu option Note This menu option is only availab t sets the character format for the perip see overview and notes in Section 4 1 e if the Printer or Host setting was selected in the 8th menu option Peripheral unit heral device connected to the balance jb E Tb no fb no Tb odd 7b E 7 data bits even parity 7b no 7 data bits no parity 8b no 8 data bits no parity 7b odd 7 data bits odd parity 4 3 13 Handshake 13th menu option see overview and notes in Section 4 1 Note This menu option is only availab This function is used fo select the data e if the Printer or Host setting was selected in the 8th menu option Peripheral unit ransfer mode to suit different serial devices H5 oF F HS Soft H5 Hard
10. balance using a damp cloth Your balance is made of high quality durable materials and can therefore be cleaned with a standard mild cleaning agent Please observe the following notes e Onno account use cleaning agents which contain solvents or abrasive ingredients as this can result in damage to the terminal overlay e After working with chemicals it is advisable to wash or clean the weighing pan and the bottom plate if draft shield fitted e Although all materials are of high quality corrosion may occur if corrosive substances are de posited on chrome steel for an extended period of time and if air is excluded for example by a coating of grease e Ensure that no liquid comes into contact with the balance or the AC adapter e Never open the balance or AC adapter they contain no components which can be cleaned repaired or replaced by the user e Soiled protective covers can be replaced on all balance types see Optional equipment Disposal n conformance with the European Directive 2002 96 EC on Waste Electrical and Electronic Equip ment WEEE this device may not be disposed of in domestic waste This also applies to countries outside the EU per their specific requirements Please dispose of this product in accordance with ocal regulations at the collecting point specified for electrical and electronic equipment f you have any questions please contact the responsible authority or the distributor from which you purc
11. off Retro Q no AcEra 4 3 7 Auto shut off S ROFF 19 ROFF 30 AGFF e Autozero switched on The zero point is automatically corrected e g if drift occurs or the weighing pan becomes dirty Autozero switched off The zero point is not automatically corrected This setting is advantageous for special applications e g evaporation measurements f the automatic shut off function is activated the balance automatically switches itself off affer a selected period of inactivity i e with no key being pressed or changes of weight occurring A OFF 10 Automatic shutoff after 10 minutes inactivity A OFF Automatic shutoff not activated A OFF 30 Automatic shutoff after 30 seconds inactivity A OFF 2 Automatic shutoff after 2 minutes inactivity A OFF 5 Automatic shutoff after 5 minutes inactivity Menu 14 4 3 8 Peripheral unit 8th menu option see overview and notes in Section 4 1 Gz Pr intEr Ha5t ed ISPLAY Printer Host Aux display Peripheral devices can only be connected if the balance has been equipped with an RS232C interface The balance automatically saves the appropriate settings Sections 4 3 9 4 3 13 for every peripheral device Connected fo a printer Connection to any desired peripheral device Connection of an optional auxiliary display unit communications parameters cannot be selected
12. 2 g 0 02 g 0 02 g Sensitivity temperature drift 10 ppm C 10 ppm C 10 ppm C 10 ppm C 10 C 30 C Settling time typical 1 58 15s 15s 15s Adjustment weight internal no no no no Adjustment weight external optional 200g 200g 200g 500g Interface RS232C optional External dimensions of balance 194x225x67 mm W D H External dimensions of packaging 350x275x140 mm W D H Weighing pan 120mm Net weight with packaging 1 0 kg 2 1 kg 1 2 kg 2 2 kg Level indicator yes yes Number of leveling screws 2 2 EL portable EL2001 EL4001 EL6001 EL6000 Max capacity 2200g 4200 g 6200 g 6200g Readability 0 1g 0 1g O 1g lg Repeatability sd 0 1g 0 1g 0 1g lg Linearity 0 2g 0 2g 0 2g 2g Sensitivity temperature drift 10 ppm C 10 ppm C 10 ppm C 10 ppm C 10 C 30 C Settling time typical 2s 2s 2s ls Adjustment weight internal no no no no Adjustment weight external optional 2000 g 2000 g 5000 g 5000 g Interface RS232C optional External dimensions of balance 194x225x67 mm W D H External dimensions of packaging 350x275x140 mm W D H Weighing pan 160 mm Net weight with packaging 1 3 kg 2 3 kg Level indicator yes yes yes no Number of leveling screws 4 4 4 Technical data options optional equipment 22 6 2 RS232C interface Every balance can be equipped with an optional RS232C interface for connection to a peripheral device e g printer auxiliary display or PC with a 9 pin male connector
13. Operating Instructions METTLER TOLEDO EL Education Line of balances e Analytical and Precision e Portable Www mt com classic Operating instructions in a nutshell J Press key briefly AS Press and hold key down until the desired display appears W automatic sequence Switching on Recall weight Recall weight Free Newton factor value selectable display increment e Dmg 7 HS 1185 g 85858585 A eS Co E v eb ieg z 000 g G F FRE nn SIC Switching off LANI Co s a e Eme y Tm 2612 g Fs srt El Simple weighing e 23 T G00 g Gare aoig d AAN R o 118203 g Uu cep v 125000 g Adjusting calibration internal t x WYyt Z tas EAL nt 5 Be v Rog 7 s s EE CAL dont v p 10800 000 g 9 1935 Adjusting calibration external SF 160 Cal CAL E v Taring ep0 O d GG v Cal CAL donE v These functions must be activated AAN in the menu section 4 3 2 uuu g Contents 3 Contents 1 Getting to know EL balances line 4 5 F ncllonis i e 16 IMEEC I o vtsesceterceeviesseeaesteentexcaces satssaponeas neioeeeeys 4 5 1 Recall weight Recall weight value
14. dels with 160 mm weighing pan 120 mm weighing pan pan holder draftshield element for operation without a draft shield 12102970 12102980 00229119 12120788 11120340 12102982 12102987 necessary for use together with draft shield 12102988 D RS232 interface necessary Technical data options optional equipment 25 6 5 Dimensional drawings in mm EL portable EL precision METTLER TOLEDO 238 335 2 EL analytical with mg draft shield EL analytical with 0 1 mg draft shield Appendix 26 7 Appendix Function Adjusting BALANCE CALIBRATION 04 07 2006 09 50 12 METTLER TOLEDO Type EL3002 SNR 1120053108 SW 1 0 Weight ID Weight 2000 00 g External Cal done Signature Function Percent weighing WEIGHING Ref 10 008 g 100 00 60 01 599 59 deu Function Free factor FREE FACTOR WEIGHING Formula factor weight Factor 12 73 Step 0 01 49 94 amp Function List Printout of the current bal ance settings LIST OF SETTINGS 04 07 2006 09 52 12 METTLER TOLEDO Type EL602 SNR 1120053108 SW 1 0 TDNR 08
15. e availability of the accessories supplied with the instruments Mettler Toledo AG 2007 11780854B Printed in Switzerland 0710 2 12 Mettler Toledo AG Laboratory amp Weighing Technologies CH 8606 Greifensee Switzerland Phone 41 44 944 22 11 Fax 41 44 944 30 60 Internet http www mt com
16. e balance comprise one or more characters of the ASCII character set Here the following must be noted Enter commands only in uppercase The possible parameters of the command must be separated from one another and from the command name by a space ASCII 32 dec in this description represented as v1 The possible input for text is a sequence of characters of the 8 bit ASCII character set from 32 dec to 255 dec e Each command must be closed by C L ASCII 13 dec 10 dec The characters C L which can be inputted using the Enter or Return key of most entry keypads are not listed in this description but it is essential they be included for communication with the balance Example S Send stable weight value Command S Send the current stable net weight value Response SuSWUWeightValuewUnit Current stable weight value in unit actually set under unit 1 Sul Command not executable balance is currently executing another command e g faring or timeout as stability was not reached Sut Balance in overload range Su Balance in underload range Example Command S Send a stable weight value Response SuSuuuuu100 00ug The current stable weight value is 100 00 g Technical data options optional equipment 23 The MT SICS commands listed below is a selected list of available commands For additional commands and further informa tion please refer to the Reference Manual MT SICS for B S L L S balances 11780447 downloadab
17. ertificate for further details see METTLER TOLEDO Weights brochure or see wWW mt com weights 11795461 Antitheft device Cable with lock for all models 00590101 Auxiliary display Auxiliary display including RS cable and seperate AC adapter Auxiliary display with switchbox 00224200 12120057 Density kit For analytical balances 0 1 mg 1 mg 00033360 Draft shield for EL portable models Glass cylinder see also weighing pan 12102988 Draft shield for EL analytical and precision models For mg balances 150 mm 12105346 Interface RS232 The interface must be fitted in the factory Retrofitting is only possible if carried out by a METTLER TOLEDO sevice facility Interface cable e RS9 RS25 m f length 2 m 11101052 e RS9 RS9 m f length 1 m 11101051 e RS9 RS9 m m length 1 m 21250066 e RS232 USB converter cable 11103691 In use cover e for EL analytical and precision models for EL portable models Printer Application printer LC P45 Plain paper printer 24 characters with additional functions time date statistic multiplier etc Printer Report printer RS P26 Plain paper printer 24 characters with additional functions date and time Software LabX direct balance software for easy data transfer to PC Transport case For EL portable models without draftshield accomodates balance AC adapter batteries and weights Weighing pan Only for EL portable mo
18. hased this device Should this device be passed on to other parties for private or professional use the content of this regulation must also be related hank you for your contribution to environmental protection Appendix 29 7 4 Declaration of conformity The undersigned declare on behalf of Mettler Toledo AG Im Langacher CH 8606 Greifensee that the balances METTLER TOLEDO EL EL IC to which this declaration relates serial number specified on the product are in compliance with the below mentioned EEC Directives including all amendments 73 23 EEC Low Voltage Directive 89 336 EEC Electromagnetic compatibility and that following standards have been applied IEC EN61010 1 2001 EN61326 1997 A1 98 A2 01 A3 03 class B EN61326 1997 A1 98 A2 01 A3 03 Minimal requirements for Canada USA and Australia CAN CSA C22 2 No 61010 1 04 UL Std No 61010A 1 FCC Part 15 class A AS NZS CISPR 22 AS NZS 61000 4 3 Greifensee 03 10 2007 Mettler Toledo AG Laboratory amp Weighing Technologies Y dy E A fee Ren Lenggenhager Marcel Strotz General Manager Manager SBU LAB Basic Weighing To protect your METTLER TOLEDO product s future METTLER TOLEDO Service assures the quality measuring accuracy and preservation of value of all METTLER TOLEDO products for years to come Please send for full details about our attractive terms of service Thank you 1780854 Subject to technical changes and to th
19. hen either multiplied F FAC M by the weighing result in grams i e reading factor x weight or it is divided CF FAC d by the weight i e reading factor weight The range over which this factor can be selected depends on the weighing range and the readability of the model concerned locair Gravity Acceleration The ability to select the display increments makes it possible fo specify how the weighing result is to be presented the choice of display incre Berlin Brussels Cairo Guayaquil Helsinki Kuala Lumpur London Los Angeles Madrid Melbourne Miami Nairobi New York Oslo Paris Reykjavik Shanghai Singapur Tokyo Washington 9 8127 9 8114 9 7932 9 7806 9 8190 9 7802 9 8120 9 7955 9 7996 9 7997 9 7903 9 7753 9 8026 9 8192 9 8093 9 8226 9 7941 9 7802 9 7979 9 8009 ments being limited by the set factor and the resolution of the balance model itself Functions 18 Requirement The function F FAC M or F FAC d must be activated in the menu Section 4 3 Entering the free Newton factor and or the display increments 1189 g Hold the F key down until F FAC M or F FAC d appears in the display Press the 2 key fo select FAC M FAC d or noFAC M noFAC d Function deactivated F Far Pn Release the key Either the factor 1 appears as default value or the factor that was saved most recently DAMA GI This val
20. ility 0 0001 g 0 0001 g 0 0001 g Repeatability sd 0 0001 g 0 0001 g 0 0001 g Linearity 0 0002 g 0 0002 g 0 0002 g Sensitivity temperature drift 2 5 ppm C 2 5 ppm C 2 5 ppm C 10 C 30 C Settling time typical 4s 4s 4s Adjustment weight internal no yes no Adjustment weight external optional 100g 200g Interface RS 232C yes optional in Asia External dimensions of balance 238x335x364 mm W D H External dimensions of packaging 520x385x555 mm W D H Weighing pan 90 mm Usable height of draft shield 225 mm Net weight with packaging 5 8 kg 8 4 kg Level indicator yes Number of leveling screws 2 Technical data options optional equipment 20 EL analytical mg EL203 IC EL203 EL303 IC EL303 EL403 IC EL403 Max capacity 220g 220g 320g 320g 420 g 420g Readability 0 001 g 0 001 g 0 001 g 0 001 g 0 001 g 0 001 g Repeatability sd 0 001 g 0 001 g 0 001 g 0 001 g 0 001 g 0 001 g Linearity 0 002 g 0 002 g 0 002 g 0 002 g 0 002 g 0 002 g Sensitivity temperature drift 6ppm C 6ppm C 6ppm C 6ppm C 6ppm C 6 ppm C 10 C 30 C Settling time typical 3s 3s 3s 3s 3s 3s Adjustment weight internal yes no yes no yes no Adjustment weight externa 200g 200 g 200g optional Interface RS232C yes optional in Asia External dimensions of ba
21. ing pan 160 mm the antistatic e in use cover plate a secured by two screws and the adapter ring b must also be removed in order to fit the in use cover 2 2 Cautionary notes e EL balances must not be operated in hazardous areas with the standard supply AC adapter Before connecting the AC adapter verify that the voltage printed on it corresponds fo the local AC power supply voltage If this is not the case please contact your local METTLER TOLEDO dealer e EL balances may only be used indoors in a dry environment e or use with CSA Certified or equivalent approved power source which must have a limited and SELV circuit output 2 3 Setting up leveling preparations for weighing below the balance The optimum location The correct location makes an important contribution to the accuracy of the weighing results of high resolution analytical and precision balances e Stable vibration free position as horizontal as possible e No direct sunlight e No excessive temperature fluctuations e No drafts The best location is on a stable bench in a corner protected against drafts as far away as possible from doors windows radiators or the louvers of air conditioners Leveling Some models are equipped with a level glass and two or four leveling feet to compen sate for minor irregularities in the surface on which the balance stands The balance is e
22. justing with internal adjustment weight factory setting CALE Adjusting with external adjustment weight 4 3 3 Functions 3rd menu option see Section 5 for their use n addition to simple weighing the following functions can be selected with the i key F rECALL Recall weighing F nonE No function simple weighing F 100 Percent weighing F FAC M Multiply free Newton factor value by weight change size of display increment F FAC d Divide free Newton factor value by weight change size of display increment This setting allows you to adapt the balance to the weighing mode Select Std standard for all normal weighing processes With doS dosing for dispensing substances in liquid or powder form the balance reacts very rapidly to the slightest changes of weight With robuSi absolute weighing the balance only reacts to more significant changes in weight so that the weighing result is very stable Menu 4 3 5 Weighing unit 1 5th menu option UNIT 1 Unik ig Unie kg Unie img Depending on requirements the balance can operate with the following units 13 Unit Conversion factor Comments g gram factory setting kg kilogram lkg 1000g not with 0 1 mg and 1 mg balances mg milligram 1 mg 20 001 g with 0 1 mg and 1 mg balances 4 3 6 Autozero 6th menu option see overview and notes in Section 4 1 This menu option allows you to switch the automatic zero correction on or
23. lance 238x335x287 mm W D H External dimensions of packaging 520x385x555 mm W D H Weighing pan 100 mm Usable height of draft shield 150 mm Net weight with packaging 5 1 kg 7 9 kg Level indicator yes Number of leveling screws 2 EL precision EL2002 IC EL2002 EL3002 IC EL3002 EL4002 IC EL4002 Max capacity 2200g 2200 g 3200 g 3200 g 4200 g 4200 g Readability 0 001 g 0 01g 0 01g 0 01 g 0 01 g 0 01 g Repeatability sd 0 01 g 0 01 g 0 01 g 0 01 g 0 01 g 0 01 g Linearity 0 02 g 0 02 g 0 02 g 0 02 g 0 02 g 0 02 g Sensitivity temperature drift 6 ppm C 6ppm C 6ppm C 6ppm C 6ppm PC 6 ppm C 10 C 30 C Settling time typical 1 58 1 58 LSS 15s 1 5s 1 5 5 Adjustment weight internal yes no yes no yes no Adjustment weight external 2000 g 2000 g 2000 g optional Interface RS232C yes optional in Asia External dimensions of balance 238x335x11 mm W D H External dimensions of packaging 520x385x360 mm W D H Weighing pan 180 mm Net weight with packaging 4 kg 6 4 kg Level indicator yes Number of leveling screws 2 Technical data options optional equipment 21 EL portable EL202 EL302 EL402 EL602 Max capacity 220g 320 g 420g 620g Readability 0 01g 0 01 g 0 01 g 0 01 g Repeatability sd 0 01 g 0 01 g 0 01 g 0 01 g Linearity 0 02g 0 0
24. lance must be adjusted to match the gravitational acceleration at its location Adjusting is necessary e before the balance is used for the first time e at regular intervals during weighing service e after a change of location To obtain accurate results the balance must be left switched on for 60 minutes to reach operating temperature before starting the adjustment procedure Adjusting with internal weight EL IC models only To carry out this operation in the second menu option Adjustment select CAL int factory setting section 4 1 of rT dz 3 T Cal Unload weighing pan DT Press and hold the Cal key down until CAL appears in the display then v release key cm ane The balance adjusts itself automatically The adjusting is finished when the message Cal done appears briefly in the display followed by 0 00 g The balance is again in weighing mode and ready for operation Adjusting with external weight v 850 g CAL Have required adjusting weight ready v Unload weighing pan S Press and hold the Cal key down until CAL appears in the display Release z cO00 key The required adjustment weight value flashes in the display Place adjustment weight in centre of pan The balance adjusts itself auto mati cally When 0 00 g flashes remove adjustment weight The adjusting is finished when
25. le from the Internet under www mt com sics classic S Send stable weight value Command S Send the current stable net weight value SI Send value immediately Command SI Send fhe current net weight value irrespective of balance stability SIR Send weight value immediately and repeat Command SIR Send the net weight values repeatedly irrespective of balance stability Z Zero Command Z Zero the balance Reset Command e Resets the balance to the condition found after switching on but without a zero setting being performed SR Send weight value on weight change Send and Repeat Command SR Send the current stable weight value and then send continuously the stable weight value after every weight change The weight change must be at least 12 5 of the last stable weight value minimum 30d ST Send stable weight after pressing transfer key Command ST Inquiry of actual status of the ST function SU Send stable weight value with currently displayed unit Command SU As the s command but with the currently displayed unit Technical data options optional equipment 24 6 4 Optional equipment AC adapter AC adapter universal EU USA AU UK 100 240 VAC 50 60 Hz 0 3 A 12 VDC 0 84 A 11120270 AccuPac B S Rechargeable external power source for 18 hours weighing operation independent of AC power supply 21254691 Adjustment weights Available as OIML weights E1 E2 F1 with calibration c
26. n analytical balances with a read ability of O 1 mg through to precision and portable balances with a readability of 0 001 g to 1 g The weighing ranges extend from 120 g to 6 2 kg e In addition to basic operations such as weighing taring and adjusting calibra tion miscellaneous functions such as Recall weight Percent weighing or Free Newton factor can be activated e Several EL balances are fitted with a glass draft shield in the factory with other models a draft shield is available as an optional extra EL analytical Keys Display Model plate with the following data Max maximum capacity d readability 4 Weighing pan 5 Draft shield element not on all models 6 Draft shield supplied as standard with models with a readability of 0 1 mg and 1 mg 7 Leveling feet not all models 8 Hanger opening for weighing below the balance underside of balance 9 AC adapter socket 10 RS232C interface optional on EL portable 11 Lug for optional antitheft device 12 Leveling control not all models 13 Compartment for batteries only with EL portable models Keys and display are identical for all EL balances Getting to know EL balancees line 5 1 3 Overview of key functions The balances have two operator control levels the weighing mode and the menu The function of each individual key depends on the operator control level and how long the key is pre
27. orts triggered by the LC P45 the following languages may be selected German English French Spanish or Italian 7 2 What if Error Error message Overload Appendix 27 Rectification Remove sample from weighing pan zero again tare Underload Check whether weighing pan is positioned properly No stability e in taring or adjusting calibration Wait for stability before pressing key Ensure more stable ambient conditions Remove weighing pan and clean if necessary Error 2 Wrong adjustment weight on pan or none at all Place required adjustment weight in centre of pan Reference weight Percent weighing foo small Increase reference weight Internal fault Contact METTLER TOLEDO customer service Wrong weighing pan or pan missing or not empty Place correct pan or empty pan on balance Adjustment aborted with the C key No display e AC adapter not plugged in e Batteries discharged only with compact models Check AC power supply Plug AC adapter into power supply Replace batteries Appendix 28 7 3 Maintenance and cleaning O ll m Service Regular servicing of your balance by a service technician prolongs its working life Ask your METTLER TOLEDO dealer for details of servicing options Cleaning Every now and then clean the weighing pan draftshield element draftshield depending on the model and housing of your
28. play increment Press the 2 key The weight is displayed Press the 2 key again to return to the calculated value a etoo OCOC OCS a Technical data options optional equipment 19 6 Technical data options optional equipment 6 1 Technical data Standard equipment of EL balances e AC adapter fo national standard 100 240 VAC 50 60 Hz 0 3 A 12 VDC 0 84 A Balance power input 6 14 5VAC 50 60Hz 4VA or 7 20VDC 4W e Draft shield on models with 0 1 1 mg resolution e All models can weigh below balance Materials e Housing base EL analytical EL precision models die cast aluminum painted EL portable models plastic ABS PC e Top housing plastic ABS PC e Weighing pan 18 10 chromium nickel steel Batteries only with portable models e 4x AA LR6 1 5 V alkali manganese pical 20 h with 2 9 Ah capacity Protection e Protected against dust and water e Pollution degree 2 e Installation category class II e EMC see declaration of conformity Ambient conditions The technical data are valid under the following ambient conditions e Ambient temperature 10 C 30 C e Relative humidity 10 96 to 80 96 at 31 C linear decreasing fo 50 96 at 40 C noncondensing Operability is assured at ambient temperatures between 5 and 40 C EL analytical 0 1 mg EL104 EL204 IC EL204 Max capacity 120g 220g 220g Readab
29. s the C key briefly The balance reverts to weighing mode Changes are not saved Note cC eX KO eO If no entry is made within 45 seconds the balance reverts to weighing mode Changes are not saved 4 3 Description of menu options 4 3 1 Reset or recording of balance settings 1st menu option RESET Reset balance settings rESEE Select Reset press and hold down the Menu key until the message r donE confirms that all menu settings have been reset The balance then reverts to uj r dank weighing mode and works with the factory settings Section 4 1 550g Recording balance settings rESEL Select Lis and hold down the Menu key until the message StorEd is dis played The current balance settings are transmitted to the peripheral device connected fo the optional RS232C interface To do this the setting Printer must always be selected at the 8th menu option Peripheral unit The current balance settings are saved at the same time Menu StorEd exo Menu 12 4 8 2 Adjustment 2nd menu option EL IC models only n this menu option you can select whether you wish to adjust the balances using the internal or the extternal adjustment weight iM ra E 5 8 4 3 4 Weighing mode 4th menu option Std CAL int Ad
30. ssed Key functions in weighing mode Press briefly hh Press and hold down A Weighing mode Reduce readability Cal e Adjust calibrate Switch on off e Switch off Zero tare Cancel function METTLER TOLEDO Switch Call function Change settings A function must be activated in the menu otherwise F nonE appears in the display Transfer weighing data via Show menu hold key interface with activated down until MENU printer appears Confirm settings Key functions in menu mode Press briefly fy Press and hold down amp 3 Change settings 1 10d Reduce value Reduce value by 1 step rapidly Close menu without saving changes METTLER TOLEDO Change settings Increase value rapidly Increase value by 1 step Select next menu item Save changes and close menu Startup 6 2 Startup 2 1 Unpacking standard equipment The standard equipment for every bal ance comprises a e AC adapter to national standard SLY Weighing pan Weighing pan support draft shield element depending on model e Draft shield standard supply with models of 0 1 1 mg readability for other models available as an optional extra Operating Instructions Protective cover for EL portable balances placed on the balance over the weighing cell cone with instruction sheet This protective cover must not mislaid 1 Inthe case of models having the large weigh
31. the message CAL done appears briefly in the display followed by 0 00 g The balance is again in weighing mode and ready for operation Notes e This adjustment procedure can be terminated at any time with the C Cancel key The balance reverts to weighing mode Weighing 9 3 Weighing 3 1 On Off switching i On o 89898989 A gt 3 3 Faster weighing with reduced readability Switching on Remove any load from weighing pan and press On key briefly The balance performs a display test all segments in the display light up briefly When zero is displayed the balance is ready for operation Switching off Press and hold the Off key down until OFF appears in the display Release The key Place weighing sample on the weighing pan Wait until the stability detector disappears Read the result The balance has the facility for speeding up the weighing operation by reducing its readablity number of decimal places gt iedg The balance is operating with its normal readability and speed Press the 1 10d key and the balance operates with reduced readability one decimal place less but displays the weighing result quicker Pressing the 1 10d
32. tive cover over the weighing cell cone first then open the cover of the battery compartment on fhe underside of the balance and insert the batteries Caution ensure correct polarity as specified inside the battery compartment Close battery compartment again When the balance is operating on its batteries the border around the battery symbol in the display lights up The number of segments that are lit is an indicator of bat tery condition 3 fully charged O discharged When the batteries are almost completely discharged the last segment flashes Recommended battery type AA LR6 1 5 V alkali manganese NiMH nickel metal hydride rechargeable batteries which are recharged in an external battery charger can be also be used The intervals between recharging are not as long as the service life of a nonrechargeable battery Notes Batteries are not included in the standard supply e Battery operation is automatically overridden when the AC adapter is connected fo the AC power supply e To prolong battery disposable or rechargeable life it is advisable to activate Auto shut in the menu see Section 4 3 7 e All discharged batteries must be disposed of in an environmentally responsible manner No attempt must be made to incinerate or disassemble them e EL analytical and EL precision models cannot be operated with batteries Startup 8 2 4 Adjusting calibration To obtain accurate weighing results the ba
33. ue can now be changed Pressing the gt key increases the factor Pressing the 1 10d key reduces the factor Pressing the key once changes the value by one increment If the key is held down the value changes increasingly rapidly Confirm the selected factor with the E gt key it will not be saved STR automatically StEP appears in the display and the program changes A automatically to allow the display increments to be entered The smallest possible display increment appears as default value or the last value that was saved This value can be changed in the same way as for the free Newton factor see above Confirm the selected display increment with the E gt key it will not be saved automatically AMAA The appropriate calculation is then made using the weight on the pan in grams and the selected factor the result being displayed with the selected display increment PST e No units are displayed the symbol if being displayed instead The calculation is CLASS always based on the weight in grams Note f you only want to change the display increments set the free factor NS e at dene n 9 id Toggling between displaying the calculated value and the measured weight Place the sample on the weighing pan The appropriate calculation is then made using the weight of the sample and the selected factor the result being displayed with the selected dis
34. xactly horizontal when the air bubble is in the middle of the level glass Note The balance should be leveled each time it is moved fo a new location Startup 7 Preparations for weighing below the balance To carry out weighing operations below the balance get rid of the special cover on the underside of the balance Note never put the balance without the protective cover over its cone down on its head only on its side This exposes the opening for the hanger making weighing below the balance possible Antitheft device All models are provided with a lug for attaching an antitheft device see optional equipment in Section 6 4 Power supply Plug the AC adapter into the AC adapter socket on the balance and connect to the power supply The balance performs a self test This test is finished when OFF appears Press the On key briefly the balance is in operational readiness Before any work is performed with the balance it must be adjusted Section 2 4 Notes To achieve accurate results with analytical balances they must be left switched on for at least 60 minutes to reach operating temperature before carrying out the first weighing operation Battery operation portable models only Models in the portable line of balances can also be operated independently of the AC power supply by using their batteries To do this always fit the protec
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