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VWR VWRI611-3279 User Manual

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Top Loading Balances
VWRI611-3279
VWRI611-3281
VWRI611-3456
VWRI611-3448
VWRI611-3450
VWRI611-3547
VWRI611-3548
VWRI611-3533
VWRI611-3534
VWRI611-3535
VWRI611-3536
VWRI611-3537
VWRI611-3549
VWRI611-3550
VWRI611-3538
VWRI611-3539
VWRI611-3540
VWRI611-3541
VWRI611-3542
MAN_VWR_HPB_EN_th_R_7.xx_Rev2
European Catalogue Numbers:
ANAL. BALANCE, LA414I 410G/0.1MG LCD
ANAL. BALANCE, LA514i 510G/0.1MG LCD
ANAL. BALANCE, LA614i 610G/0.1MG LCD
ANAL. BALANCE, LA414I 410G/0.1MG LCD CERT
ANAL. BALANCE, LA514i 510G/0.1MG LCD CERT
SEMI-MICRO BALANCE, SM425i 42G LCD
SEMI-MICRO BALANCE, SM625i 62G LCD
SEMI-MICRO BALANCE, SM1245Di 42-120G LCD
SEMI-MICRO BALANCE, SM1265Di 62-120G LCD
SEMI-MICRO BALANCE, SM2245Di 42-220G LCD
SEMI-MICRO BALANCE, SM2265Di 62-220G LCD
SEMI-MICRO BALANCE, SM2285Di 82-220G LCD
SEMI-MICRO BALANCE, SM425i 42G LCD CERT
SEMI-MICRO BALANCE, SM625i 62G LCD CERT
SEMI-MICRO BALANCE, SM1245Di 42-120G LCD CERT
SEMI-MICRO BALANCE, SM1265Di 62-120G LCD CERT
SEMI-MICRO BALANCE, SM2245Di 42-220G LCD CERT
SEMI-MICRO BALANCE, SM2265Di 62-220G LCD CERT
SEMI-MICRO BALANCE, SM2285Di 82-220G LCD CERT
User Manual
Version 1 Issued 26/11/15
12/09/16

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Summary of Contents for VWR VWRI611-3279

  • Page 1 Top Loading Balances European Catalogue Numbers: VWRI611-3279 ANAL. BALANCE, LA414I 410G/0.1MG LCD VWRI611-3281 ANAL. BALANCE, LA514i 510G/0.1MG LCD VWRI611-3456 ANAL. BALANCE, LA614i 610G/0.1MG LCD VWRI611-3448 ANAL. BALANCE, LA414I 410G/0.1MG LCD CERT VWRI611-3450 ANAL. BALANCE, LA514i 510G/0.1MG LCD CERT VWRI611-3547 SEMI-MICRO BALANCE, SM425i 42G LCD...
  • Page 2 Legal Address of Manufacturer Europa VWR International bvba Researchpark Haasrode 2020 Geldenaaksebaan 464 B-3001 Leuven + 32 16 385011 http://be.vwr.com Country of origin Italy Intended use The precision balances are used for precision scale in the laboratory, industry, universities and wherever required weight measurement accurate and...

  • Page 3: Table Of Contents

    INDEX POSITIONING THE INSTRUMENT ................... 4 1.1 P ............................. 4 REFACE 1.2 P ............... 4 LACE RECOMMENDED TO INSTALL THE INSTRUMENT RECOMMENDATIONS FOR A CORRECT USE OF THE INSTRUMENT ....5 2.1 P ............................. 5 REFACE 2.2 F ......................... 5 IRST POWER ON 2.3 U .........................
  • Page 4 SELECTION OF WORKING MODE WITH TABLET (TBL MODE) ....33 PIECECOUNTING FUNCTION (COUNT) ..............35 21.1 V ............36 ISUALIZATION OF TOTAL AND UNIT WEIGHT OF PIECES 21.2 M ............37 ANUAL INSERTION OF THE UNIT AVERAGE WEIGHT 21.3 A ..................

  • Page 5: Positioning The Instrument

    1. Positioning the instrument 1.1 Preface Balances with resolutions 0.1mg and 0.01mg are instruments of high sensitivity and precision. To achieve reliable and accurate results it is fundamental to install the instrument in a suitable environment to meet the requirements necessary to ensure its proper functioning.

  • Page 6: Recommendations For A Correct Use Of The Instrument

    2. Recommendations for a correct use of the instrument 2.1 Preface To obtain accurate and repeatable weighing pay attention to the following. 2.2 First power on THE FIRST TIME THAT YOU CONNECT THE BALANCE TO THE MAINS, BEFORE USE, WAIT AT LEAST 12 HOURS TO ENSURE THE WARM-UP OF THE INSTRUMENT.

  • Page 7: Care And Cleaning Of The Balance

    Pay attention to substances that can Evaporate (alcohol) or Absorb humidity (silicon gel). Because of these types of materials weight may vary constantly in one direction. Be careful to Magnetic materials: magnetic objects will attract each other, the force that results are wrongly interpreted as a load. - With magnetic materials the weighing results are hardly repeatable, the indication remains stable but weighing result provides different results.

  • Page 8: Unpacking / Packing

    3. Unpacking / Packing User Manual - After opening the box from upper side you can find accessories box containing: User manua, Pan, Pan Support, Antiventilation ring, Power Supply, Power Supply Box. Operate on a flat surface so that removal of protection foam is easier. N.B.
  • Page 9 Always use original packing in case of balance return to assistance centre to avoid damages to the instrument. Please note following procedures. - Before re-packing, remove all movable objects and put them in the accessories box. - Following this sequence, re-pack the balance inside its own box: User Manual...

  • Page 10: Balance Overview

    4. Balance Overview 4.1 Front Balance view 4.2 Rear Balance view 1 Draft windshield 7 Level bubble 2 Electronics box 8 Connector 9 poles (pin) female for interface RS232 for printer PC 3 Function keys 9 Rear fixed foot 4 Antiventilation ring 10 Label with balance model and serial 5 Display LCD number...

  • Page 11: Keyboard And Display

    5. Keyboard and display Standby (OFF/ON) or escape ESC. Stability indicator Zero indicator Percentage weighing TARE or zero button.. Piece counting Selection CONFIRM or SEND Battery charge indicator data to printer. Insert data mode Upper threshold Balance setup MENU button. Lower threshold Density measure mode Balance CALIBRATION button.

  • Page 12: Operating

    6. Operating 6.1 Components location - As a first step place Pan Support (1) on balance cone - Lay Weighing Pan ( 2 ) on pan support and check the pan is placed properly. N.B. Scales with capacity 0,01mg on the Pan Support and the Weighing Pan is in one piece: - Put Antiventilation ring ( 3 )

  • Page 13: Balance Levelling

    6.4 Balance levelling - Level the balance with level bubble, adjusting it ( 2 ) until the air Bubble is placed at the centre of the indicator ( - Adjust the balance according to the level bubble: Lift the balance rotate front feet clockwise Lower the balance rotate feet anticlockwise...

  • Page 14: Switch On

    7. Switch on After connecting the balance to power supply, an autodiagnosis of electronic circuits is automatically effected, ending with stand by indication Balance Warm-up: Wait 8 hours from switch on for warm up It is suggested to never disconnect the balance from power socket and use ON/OFF key to put the instrument in standby mode until end of work.

  • Page 15: Calibration

    8. Calibration 8.1 External calibration Calibration is accomplished by pressing CAL button. 1. Press CAL button when pan is empty, dashes are displayed on the display. 2. When calibration weight value starts to flash, load the weight on the pan. 3.
  • Page 16 Moreover, it is possible to calibrate the balance with a calibration weight higher than the one set by default: 1. Press and keep CAL button pressed with empty pan until the acoustic alarm stops, then release the button. On display it will be visualized the string "-CAL-", followed by flashing string "LOAD".

  • Page 17: Internal Calibration

    8.2 Internal calibration In these balance models there are 4 calibration modes: From display zero condition, press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button. The message “unitS” will be visualized on display, press then MENU button until you visualize “Calib”...

  • Page 18: Internal Calibration (I-Cal)

    In this mode, it is also possible to carry out the calibration with the internal reference mass by pressing the CAL button at any moment, first ensuring that no weight is loaded on the plate. 1. Press CAL button with empty pan. The message “CAL”...
  • Page 19 1. After having selected the TEC-CAL calibration mode, press CAL button at empty pan. It will be displayed “CAL”. 2. When the value of calibration weight start flashing on display, load the weight on to the balance pan. 3. Wait the acoustic alarm and that the displayed calibrated weight value stops flashing, then unload the weight from balance pan.

  • Page 20: Tare Function

    9. Tare function 1. Load the container on the pan. The display will show the weight. 2. Press O/T button. “O-t” string will be displayed 3. After reaching stability, the value “0.000” will be displayed. If the stability is not reached (due to air flows or vibrations or other disturbs) the dashes will remain displayed.

  • Page 21: Manual Tare Function

    9.1 Manual tare function This function allows to insert manually the tare values. 1. Press and keep pressed the O/T key whit no objects on the weighing pan until the beep alarm stops, then release the key. 2. Will be shown on the display the following string: 2 Sec 3.

  • Page 22: Weight Units (Units)

    10. Weight units (uniTS) It is possible to select the weight unit that balance will use to display weight. 1. From display zero condition press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button. The message “unitS” will be displayed then press PRINT to confirm.

  • Page 23: Pc Communication Setting (Pc-Prtr)

    11. PC communication setting (PC-Prtr) Connect the balance to PC with proper cable 1. From zero display condition press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button. It will be displayed the string “unitS”, then press the MENU button until it is displayed “PC-PRTR”...

  • Page 24: Printer Serial Communication Selection (Pc-Prtr)

    12. Printer serial communication selection (PC-Prtr) Connect the balance to the printer using the proper cable 1. From zero condition on display, press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button. The message “unitS” will be displayed, then press MENU until you read the message “PC-PRTR”...

  • Page 25: Transmission Speed Selection (Baud Rt)

    Transmission speed selection (bAud rt) 1. From zero condition on display, press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button. The message “unitS” is displayed, then press MENU button until the message “BAUD RT” is displayed and confirm by pressing the PRINT button.

  • Page 26: Autozero Function (Auto 0)

    14. Autozero function (Auto 0) Autozero is an automatic correction of a possible zero drift. Au0 OFF = autozero disabled Au0 1 = soft autozero Au0 2 = medium autozero Au0 3 = heavy autozero Au0 3E = heavy autozero over all range 1.
  • Page 27 4. To escape from parameters setup menu, press the MENU button until the acoustic alarm gets mute, then release the button. 5. The balance will return to standard weighing conditions.

  • Page 28: Filters Selection (Filter)

    15. Filters selection (FiltEr) It is possible to adapt the balance to the different environment conditions thanks to the selection of three filters: FILTER 1: proportion of ingredients condition FILTER 2: stable conditions FILTER 3: unstable conditions 1. From zero condition on display, press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button.
  • Page 29 4. To escape from parameters setup menu, press the MENU button until the acoustic alarm is over, then release the button. 5. The balance will return to standard weighing conditions. NOTE: It is suggested to use FILTER 1 when proportion of ingredients must be performed...

  • Page 30: Stability Function (Stabil)

    Stability function (StAbiL) The stability symbol is displayed when the weight is stable inside a defined range STAB 1 = for stable environments STAB 2 = for not so stable environments STAB 3 = for unstable environments 1. From zero condition on display, press and keep pressed the MENU button until the acoustic alarm gets mute, then release the button.

  • Page 31: Display Contrast Regulation (Contr)

    Display Contrast regulation (Contr) It is possible to regulate the contrast level of display to have a comfortable view of the indication at different angles of usage. There are 15 different levels of regulation: 1. From zero condition on display, press and keep pressed the MENU button until the acoustic signal gets mute, then release the button.

  • Page 32: Display Backlight Setup (Blt)

    18. Display Backlight setup (blt) The balance display is equipped with backlight to make the indication more visible also during low light conditions. There are 3 working modes: = light always switched ON = backlight always switched OFF AUTO = backlight automatically switched on during weighing operations 1.

  • Page 33: Auto Power-Off Function (Time Off)

    19. Auto Power-off function (tiME oFF) This function allows to activate the automatic power-off of the balance after a defined balance idle-time. There are 4 auto power-off modes: disab = Auto power-off disabled 2 Min = Auto power-off after 2 minutes of idle time 5 Min = Auto power-off after 5 minutes of idle time 15 Min = Auto power-off after 15 minutes of idle time...

  • Page 34: Selection Of Working Mode With Tablet (Tbl Mode)

    20. Selection of working mode with Tablet (tbl ModE) Using the appropriate connection box, connect the tabet to the serial output of the balance. 1. From condition of zero on display, press and hold the MENU button until the acoustic signal is over, then release the button.
  • Page 35 5. Press the MENU button until you visualize the messagge “TBL OFF” , then press PRINT to confirm the selection. 6. After you confirm with the PRINT button, the balance will restart automatically and will return to standard working mode.

  • Page 36: Piececounting Function (Count)

    Piececounting function (Count) 1. From zero condition on display, press MENU button until the message “Count “ is displayed then press the PRINT button to confirm. 2. Select the number of pieces to put on the pan as sample by pressing MENU repeatedly to increase and CAL to decrease the number.

  • Page 37: Visualization Of Total And Unit Weight Of Pieces

    9. If the number of pieces is still not enough then the message “Add SMP” is displayed. Add again a quantity of pieces so that to almost double the number you read on display. 10. As soon as it is reached a sufficient number of pieces, this number is displayed and it will be possible to go on with count by loading the pieces count on the balance pan.

  • Page 38: Manual Insertion Of The Unit Average Weight

    21.2 Manual insertion of the unit average weight It is possible to insert the unit average weight of the sample, if known. In this way can be avoided the sampling of the units. 1. From zero condition on display, press the MENU button until the message“Count”, then press the PRINT button to confirm.

  • Page 39: Automatic Update Of Unit Weight

    It is possible to use the optional alphanumeric keyboard to insert the weight of the unit sample as following: 1. From zero condition on display, press the MENU button until the message“Count”, then press the PRINT button to confirm. Select MANUAL by pressing repeatedly the MENU button. 2.

  • Page 40: Density Determination Of A Solid Or A Liquid (Dens)

    22. Density determination of a solid or a liquid (dEns) The software for density determination allows to calculate the density of a solid or a liquid through the under balance hook or through the optional hydrostatic kit. 22.1 Density determination of a solid 1.
  • Page 41 5. It is also possible to set a different value if the balance is equipped with the optional alphanumeric keyboard. 6. Once the wished value is set, press PRINT button. 7. Now it will be asked to weigh the solid in air, confirm this with PRINT button. 8.

  • Page 42: Density Determination Of A Liquid

    22.2 Density determination of a liquid 1. From zero condition on display, press the MENU button until the message “dEnS” is displayed, then press the PRINT button to confirm. 2. Using the MENU button, select the function “d Liquid” and confirm this with PRINT 3.
  • Page 43 7. It is now asked to weigh the glass float in air, confirm this with PRINT 8. Now perform a tare if necessary and put the glass float to the weighing hook. Press then the PRINT button to acquire the value. During the acquisition of the value the message WEI AIR will be flashing.

  • Page 44: Maximum Load Determination Function (M Load)

    Maximum load determination function (m LoAd) The function M LOAD allows to measure the maximum load for a solid. 1. To activate the function M LOAD from zero display condition, press repeatedly the MENU button until the message “M Load” is displayed, then press the PRINT button to confirm.

  • Page 45: Percentage Weighing Function (Perc)

    Percentage weighing function (PErc) This function allows to read the weighing value as a percentage of a reference weight. The reference weight is took as 100% percentage value (factory setting). There are two modes for acquiring the reference weight: one is automatic (with the reference weight) and one manual (by inserting manually the value of the reference weight).

  • Page 46: Mode With Manual Insertion Of The Reference Weight

    5. Press the MENU button to visualize the weight in gram and vice-versa. 6. Press the ON/OFF button to escape from the percentage weight function. NOTE: If the reference weight is lower than 10 digits after the acquiring sequence of the weight, the string ERROR 07 will be displayed.
  • Page 47 4. Press PRINT button when the desired value of the reference weight is inserted 5. Load now the sample and read the percentage value. 6. Press the MENU button to visualize the weight in gram and vice-versa. 7. Press the ON/OFF button to escape from the percentage weight function. 8.

  • Page 48: Animal Weighing Function (Anim Wei)

    Animal weighing function (Anim WEi) This function allows to acquire the averaged weight of moving objects or animals for a time period that can be set. 1. From zero condition of the display press the MENU button until will be displayed the “anim UEi”...

  • Page 49: Totalizing (Add)

    Totalizing (Add) This function allows to effect sum of consecutive weighings. 2. From zero condition of the display press repeatedly the MENU button until will be displayed the “add” message, then press the PRINT button to confirm. 3. The Tare is automatically effected. 4.
  • Page 50 8. Confirm with the PRINT button. Follow all the above steps for all weights to sum up to a maximum number of 99. 9. Pressing the MENU button it is possible to show in sequence the informations respectively of total weight, number of weighings effected and current weight. Before the output function: If the balance is equipped with a printer or connected to a PC, automatically after pressing the print button, will be printed or sent to PC the weigh number and its value.

  • Page 51: Threshold Function (Hol)

    Threshold function (HoL) Threshold function allow to determinate if the weight loaded on the pan is above or below the two threshold fixed by the user. 1. From zero condition of the display press the MENU button until will be displayed the string “H o L”, then press the PRINT button to confirm.

  • Page 52: Both Thresholds Set

    5. If the value of the thresholds is correctly inserted, the balance will be back to the weighing mode with the indication of the threshold state (H = higher threshold, L = lower threshold, OK= weight within the two set thresholds). NOTE: If the values are not inserted correctly will be displayed the string ERROR 07.

  • Page 53: Rs232 Interface Features

    RS232 interface features 1. General features The balance transmits the value visualized on the display following serial RS232C standard, allowing to print the value of weight to a PC monitor or to a serial printer. In the case of connection to a PC, it will be possible to select the transmission in continuous mode or transmission at user command through pressing of the PRINT button.
  • Page 54 3. Connection of the balance to PC To receive/transmit data, link the connector of the balance to the serial port of your Personal Computer as shown below: Balance Side Side Connector 25 pins Connector Balance Side Side Connector 9 pins Connector 4.
  • Page 55 Density mode (only in transmission at user command mode) 1° 2° 3° 4° 5° 6° 7° 8° 9° 10° 11° 12° 13° 14° 15° 16° 17° Density value Space Weight unit Piececounting mode (only in transmission at user command mode) Number of pieces 1°...
  • Page 56 Animal weighing mode (only in transmission at user command mode Time 1° 2° 3° 4° 5° 6° 7° 8° 9° 10° 11° 12° 13° 14° 15° 16° 17° 18° Time space space Time value space Averaged Weight 1°. 2° 3° 4°...
  • Page 57 5. Selection of interface to printer Selecting the PRINTER mode, the serial output of the balance is set to work with serial printers. In this case the printing is effected only when the PRINT button is pressed and with stable weight.
  • Page 58 Threshold function 12-02-2013 12:00 12-02-2012 12:00 12-02-2011 12:00 Weight: 0.00g Weight: 49.20g Weight : 249.42g -LOW- - OK - -HIGH- 7. Map of RS232 interface Connector CONNECTOR 1: CONNECTION FOR KEYPAD, PC AND PRINTER pin 1 = Power +5V for keyboard pin 2 = Tx signal pin 3...

  • Page 59: Error Codes

    29. Error codes ERROR MESSAGE ON MEANING POSSIBLE SOLUTIONS DISPLAY Protect the balance from air Weight not stable after operation of flows or from vibrations of ERR01 tare working table Protect the balance from air impossible to start the calibration flows or from vibrations of ERR02 to instability of the balance...

  • Page 60: Maintenance And Care

    Maintenance and care Regular maintenance of yours balance guarantee accurate measurements. 1) Cleaning Before cleaning the balance unplug the power supply of the balance from the voltage supply of your room. Do not use aggressive cleaning product (as solvents or similar), use a humid towel with soft detergent, Avoid liquids to go inside the instrument during the cleaning.

  • Page 61: Quick Guide To Balance Parameters Setup

    Quick guide to balance parameters setup To enter the balance parameters setup menu, press and keep pressed the MENU button until the acoustic alarm gets mute. Use then the MENU button to go to next parameter, use the CAL button to go to previous and the PRINT button to confirm the choice.

  • Page 62: Quick Guide To The Use Of The Balance Programs

    Quick guide to the use of the balance programs To enter the balance programs menu, press the MENU button. Use then the MENU button to go to next parameter, use the CAL button to go to previous and the PRINT button to confirm the choice.

  • Page 63: Technical Features Scale

    Technical features scale The models below indicated are all for internal usxe. Max altitude use: 4000m; Pollution grade: 2; Overvoltage category: II Power supply included: INPUT: Switching 100-240Vac~ 50/ 60Hz, OUTPUT: 24V DC 550mA Max absorbed power 13.2VA Enviroment condition Selectable filters adaption: Autozero:...

  • Page 64: Optional Accessories

    • Complete technical service contact information • Access to VWR’s Online Catalogue, and information about accessories and related products • Additional product information and special offers Contact us For information or technical assistance contact your local VWR representative or...

  • Page 65: Warranty

    VWR International warrants that this product will be free from defects in material and workmanship for a period of two (2) years from date of delivery. If a defect is present, VWR will, at its option and cost, repair, replace, or refund the purchase price of this product to the customer, provided it is returned during the warranty period.

  • Page 66: Equipment Disposal

    Equipment disposal This equipment is marked with the crossed out wheeled bin symbol to indicate that this equipment must not be disposed of with unsorted waste. Instead it's your responsibility to correctly dispose of your equipment at lifecycle -end by handling it over to an authorized facility for separate collection and recycling.
  • Page 67 E-mail: vwr_india@vwr.com Fax: 09 80 45 52 00 2790-221 Carnaxide E-mail: info@fi.vwr.com Tel.: 21 3600 770 New Zealand Fax: 21 3600 798/9 Global Science - A VWR Company France E-mail: info@pt.vwr.com 241 Bush Road VWR International S.A.S. Albany 0632, Auckland Spain Le Périgares –...

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