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A&D GX-1000 Instruction Manual

Manual is about: GX Series Multi-Function Balance

Summary of GX-1000

  • Page 1

    Gx series gx-200/gx-300/gx-400 gx-600/gx-800/gx-1000 gx-2000/gx-3000/gx-4000/gx-6100 gx-6000/gx-8000 multi-function balance instruction manual 1wmpd4000087d.

  • Page 2

    © 2008 a&d company ltd. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, or translated into any language in any form by any means without the written permission of a&d company ltd. The contents of this manual and the specifications of the instrument cover...

  • Page 3: Contents

    1 contents basic operation 1. Introduction .............................................................................................................................3 1-1 about this manual................................................................................................................

  • Page 4

    2 10-3 details of the function table .......................................................................................................... 35 10-4 description of the class “environment, display” ............................................................................ 38 10-5 description of ...

  • Page 5: 1. Introduction

    3 1. Introduction this manual describes how the gx series balance works and how to get the most out of it in terms of performance. Read this manual thoroughly before using the balance and keep it at hand for future reference. 1-1 about this manual this manual consists of the following five parts: ba...

  • Page 6: 1-3 Compliance

    4 hold function, provided for weighing a moving object such as an animal. Underhook, for measuring density and weighing magnetic materials. Density mode, for calculating the density of a solid. Multiple weighing units, with most of the common units used around the world. Reference card, provided for...

  • Page 7

    5.

  • Page 8: 2.  Unpacking The Balance

    6 pan support receptor keys weighing pan main unit ac adapter display reference card main unit cover windows communication tools (winct) 1 2 3 4 how to assemble the breeze break (only for gx-200/300/400/600/800/1000) assemble the breeze break as shown below. Follow the numbered sequence. Bubble spir...

  • Page 9

    7 gx-2000/3000/4000/6100/6000/8000 note please confirm that the ac adapter type is correct for your local voltage and receptacle type. 2-2 installing the balance install the balance as follows: 1. Refer to “3. Precautions” for installing the balance. Place the balance on a solid weighing table. 2. G...

  • Page 10: 3. Precautions

    8 3. Precautions to get the optimum performance from the balance and acquire accurate weighing data, note the following: 3-1 before use install the balance in an environment where the temperature and humidity are not excessive. The best operating temperature is about 20°c / 68°f at about 50% relativ...

  • Page 11: 3-2 During Use

    9 3-2 during use discharge static electricity from the material to be weighed (hereinafter referred to as sample). When a sample could have a static charge, the weighing data is influenced. Ground the balance and try the following: eliminate the static electricity by ad-1683 as an accessory. Or try ...

  • Page 12: 3-3 After Use

    10 3-3 after use avoid mechanical shock to the balance. Do not disassemble the balance. Contact the local a&d dealer if the balance needs service or repair. Do not use organic solvents to clean the balance. Clean the balance with a lint free cloth that is moistened with warm water and a mild deterge...

  • Page 13

    11 4. Display symbols and key operation key operation key operation affects how the balance functions. The basic key operations are: “press and release the key immediately” or “press the key” = normal key operation during measurement “press and hold the key” display symbols each key, when pressed or...

  • Page 14: 5. Weighing Units

    12 5. Weighing units 5-1 units with the gx series balance, the following weighing units and weighing modes are available : a unit or mode can be selected and stored in the function table as described on page 15. If a weighing mode (or unit of weight) has been turned off, that mode or unit will be mi...

  • Page 15

    13 the tables below indicate the weighing capacity and the minimum display for each unit, depending on the balance model. Gx-200 gx-300 gx-400 gx-600 gx-800 gx-1000 unit capacity minimum display gram 210 310 410 610 810 1100 0.001 ounce (avoir) 7.40 10.93 14.46 21.51 28.57 38.80 0.00005 pound 0.462 ...

  • Page 16

    14 gx-6000 gx-8000 unit capacity minimum display gram 6100 8100 0.1 ounce (avoir) 215 285 0.005 pound 13.4 17.8 0.0005 pound/ounce 13lb 7.17oz 17lb 13.72oz 0.01oz troy ounce 196 260 0.005 metric carat 30500 40500 0.5 momme 1626 2160 0.05 pennyweight 3922 5208 0.1 grain (uk) 94136 125002 2 tael (hk g...

  • Page 17: 5-2 Storing Units

    15 5-2 storing units the units or modes can be selected and stored in the function table. The sequence of displaying the units or modes can be arranged to fit the frequency of use. The units stored are maintained in non-volatile memory, even if the ac adapter is removed. Select a unit or mode and ar...

  • Page 18

    16 unit setting example the example below sets the units in the order with g (gram) as the first unit followed by pc (counting mode). 1 press and hold the sample key until ba5fnc of the function table is displayed, then release the key. 2 press the sample key several times to display 1 unit . 3 pres...

  • Page 19: 6. Weighing

    17 6. Weighing 6-1 basic operation (gram mode) 1 place a container on the weighing pan, if necessary. Press the re-zero key to cancel the weight (tare). The balance displays 0.00 g. (the decimal point position depends on the balance model.) 2 place a sample on the pan or in the container. 3 wait for...

  • Page 20: 6-2  Counting Mode (Pc)

    18 6-2 counting mode (pc) this is the mode to determine the number of objects in a sample based on the standard sample unit mass. Unit mass means the mass of one sample. The smaller the variables in each sample unit mass is, the more accurate the counting will be. The gx series balance is equipped w...

  • Page 21

    19 notes if the balance judges that the mass of the samples is too light and is not adequate to be used as the unit mass, it displays lo . Do not use the samples. If the balance judges that the mass of the samples is too light to aquire accurate weighing, it displays an error requiring the addition ...

  • Page 22: 6-3  Percent Mode (Pct)

    20 6-3 percent mode (pct) this is the mode to display the weight value in percentage compared to a 100% reference mass and is used for target weighing or checking the sample variable. Selecting the percent mode 1 press the mode key to select pct (percent mode). If the percent mode can not be selecte...

  • Page 23

    21 6-4 animal weighing mode (hold function) this is the mode to weigh a moving object such as an animal, even when the display of the weighing data fluctuates. The hold function allows the average weight of the animal to be displayed. To use the hold function, set the function in the function table....

  • Page 24

    22 7. Response adjustment / self check function this function detects the influence on weighing that is caused by drafts and/or vibration at the place where the balance is installed and sets the response characteristic automatically. When this function is selected, the balance self-checks the perfor...

  • Page 25

    23 notes if improper performance is found in the self check, the balance displays ch no . Contact the local a&d dealer for repair. If the automatic response adjustment fails, the balance displays ch ng . Check the ambient conditions such as breeze and vibration, also check the weigning pan. Then, pe...

  • Page 26: 8. Calibration

    24 8. Calibration 8-1 calibration group the gx series balance has the following modes as a calibration group. Calibration automatic self calibration (calibration due to changes in temperature calibration using the internal mass (one-touch calibration) calibration using an external weight calibration...

  • Page 27

    25 8-2 automatic self calibration (calibration due to changes in temperature) this function automatically calibrates the balance when the balance detects an ambient temperature change. If glp output is selected in the function table, the balance outputs the calibration report or stores the data in m...

  • Page 28

    26 8-4 calibration using an external weight this function calibrates the balance using an external weight. Operation 1 connect the ac adapter and warm up the balance for at least 30 minutes with nothing on the pan. 2 press and hold the cal key until calout is displayed, then release the key. 3 the b...

  • Page 29

    27 5 confirm that there is nothing on the pan and press the print key. The balance measures the zero point. Do not allow vibration or drafts to affect the balance. The balance displays the calibration weight value. 6 place the displayed calibration weight on the pan and press the print key. The bala...

  • Page 30

    28 8-5 calibration test using an external weight this function tests the balance weighing accuracy using an external mass and outputs the result. This is available only when the “glp output (info)” parameter is set to “1” or “2”. (calibration test does not perform calibration.) operation 1 connect t...

  • Page 31

    29 5 confirm that there is nothing on the pan and press the print key. The balance measures the zero point and displays the measured value. Do not allow vibration or drafts to affect the balance. The balance displays the target weight value. 6 place the displayed target weight on the pan and press t...

  • Page 32

    30 8-6 correcting the internal mass value the gx series balance can correct the internal mass value within the range shown below. This function corrects the internal mass value to conform to an external weight. The corrected mass value is maintained in non-volatile memory even if the ac adapter is r...

  • Page 33

    31 4 press the print key. Then the balance displays the function switches. Set the function table switch and internal mass correction switch to “1” as shown above using the following keys. Sample key to select the switch to change the value. Re-zero key to change the parameter of the switch selected...

  • Page 34: 9-1  Permit Or Inhibit

    32 9. Function switch and initialization 9-1 permit or inhibit the balance stores parameters that must not be changed carelessly (e.G. Calibration data for accurate weighing, data for adapting to the operating environment, control data for the rs-232c interface). There are five switches for the purp...

  • Page 35

    33 9-2 initializing the balance this function returns the following parameters to factory settings. Calibration data function table the sample unit mass value (counting mode), 100% reference mass value (percent mode) the data that is stored in the balance using the data memory function external cali...

  • Page 36: 10. Function Table

    34 10. Function table the function table reads or rewrites the parameters that are stored in the balance. These parameters are stored in non-volatile memory, and are maintained even if the ac adapter is removed. 10-1 structure and sequence of the function table the function table menu consists of tw...

  • Page 37

    35 10-3 details of the function table environment display condition stability band width hold function zero tracking display refresh rate decimal point auto display-on auto display-off capacity indicator ba5fnc cond 5t-b hold trc 5pd pnt p-on poff g5i 0 1 2 0 1 2 0 1 0 1 2 3 0 1 0 1 0 1 0 1 0 1 clas...

  • Page 38

    36 factory setting data output data output mode auto print polarity auto print difference data memory interval time data number output time/date output id number output data output pause auto feed glp output zero after output dout prt ap-p ap-b data int d-no 5-td 5-id pu5e at-f info ar-d 1 2 3 0 1 2...

  • Page 39

    37 caution the balance may not transmit the data completely at the specified refresh rate, depending on the baud rate or data added to the weighing data such as time, date and id number. Class item p aram- eter description serial interface density function programmable-unit (multi-unit) unit interna...

  • Page 40

    38 10-4 description of the class “environment, display” condition ( cond ) cond 0 this parameter is for sensitive response to the fluctuation of a weight value. Used for powder target weighing, weighing a very light sample or when quick response weighing is required. After setting, the balance displ...

  • Page 41

    39 zero tracking ( trc ) this function tracks zero point drift caused by changes in the environment and stabilizes the zero point. When zero has difficulty stabilizing, select a greater value. When the weighing data is only a few digits, turn the function off for accurate weighing. Trc 0 the trackin...

  • Page 42

    40 10-5 description of the item “data output mode” the parameter setting of the “data output mode ( prt )” applies to the performance when the “data memory ( data )” parameter is set to “2” (to store the weighing data)and when the data is transmitted using the rs-232c interface. Key mode when the pr...

  • Page 43

    41 interval memory mode the weighing data is periodically stored in memory. Required setting dout prt 3 interval memory mode dout data 2 data memory function is used. Stores weighing data. Dout int interval time optional setting dout 5-td1, 2, or 3 adds the time and date. Example “for periodical wei...

  • Page 44

    42 kf format 5if type 2 this is the karl-fischer moisture meter format and is used when the peripheral equipment can only communicate using this format. Z this format consists of fourteen characters excluding the terminator. Z this format has no header characters. Z the polarity sign is placed befor...

  • Page 45: 10-7

    43 10-7 description of the data format added to the weighing data data number dout d-no 1 this format outputs the data number just before the data is transmitted using the rs-232c interface. This format consists of six characters excluding the terminator. When csv format (5if type 5) is selected, th...

  • Page 46: 10-8  Data Format Examples

    44 10-8 data format examples cr stable cr lf cr lf cr lf a&d dp kf mt nu lf positive error overload cr lf cr lf cr lf a&d dp kf mt nu h unstable cr lf cr lf a&d dp kf mt nu cr lf cr lf negative error overload cr a&d dp kf mt nu l lf g cr lf w t + 1 . 7 2 g s 1 . 7 2 g cr lf u s , - 0 0 1 8 3 . 9 6 g...

  • Page 47

    45 note when “pound ounce” is selected, the data is output with the unit of ounce (oz). % % % % g counting mode precent mode ounce (avoir) pound pound ounce troy ounce metric carat momme pennyweight grain tael tael (hk, jewelry) tael (taiwan) tael (china) tola (india) messghal density multi g g g g ...

  • Page 48

    46 10-9 clock and calendar function the balance is equipped with a clock and calendar function. When the “glp output (info)” parameter is set to “1” or “2” and the “time/date output (5-td)” parameter is set to “1”, “2” or “3”, the time and date are added to the output data. Set or confirm the time a...

  • Page 49

    47 confirming the date 6 the current date is displayed with all the digits blinking. To change the display order of year (y), month (n) and day (d), press the mode key. The date is output in the order as specified. When the date is correct and the operation is to be finished, press the cal key and p...

  • Page 50: 10-10 Comparator Function

    48 10-10 comparator function the results of the comparison are indicated by hi ok lo on the display. Operating conditions: no comparison comparison when the weighing data is stable or overloaded, excluding “near zero” comparison when the weighing data is stable or overloaded, including “near zero” c...

  • Page 51

    49 9 with cp lnt displayed, press the print key. The current setting is displayed. When the current setting is to be changed, change the setting using the following keys. Enter the tolerance value in percentage to the reference value as 100%. Sample key to select the digit to change the value. Re-ze...

  • Page 52

    50 11. Id number and glp report the id number is used to identify the balance when good laboratory practice (glp) is used. The id number is maintained in non-volatile memory even if the ac adapter is removed. The glp output format is selected at “glp output (info)” of the function table and can be o...

  • Page 53: 11-2 Glp Report

    51 11-2 glp report set the following parameters to output the report. To print the report, set the “glp output ( info )” parameter to “1” and use mode 3 of the ad-8121b. For details on using the printer, refer to “17-1 connection to the ad-8121b printer”. To output the report to a personal computer ...

  • Page 54

    52 calibration report using an external weight when the setting is “info 1”: when the setting is “info 2”: calibration test report using an external weight (calibration test does not perform calibration.) when the setting is “info 1”: when the setting is “info 2”:.

  • Page 55

    53 title block and end block when a weight value is recorded as the glp data, “title block” and “end block” are inserted at the beginning and at the end of a group of weight values, in the glp report. Note to output the report to an ad-8121b , use mode 3 of the ad-8121b. Caution if the data memory f...

  • Page 56: 12. Data Memory

    54 12. Data memory data memory is a function to store weighing data, calibration data and unit mass in memory. Of the data in memory, the balance can only display the weighing data. The weighing data and calibration data in memory are available for outputting at one time to a printer or personal com...

  • Page 57

    55 12-2 memory for weighing data the data memory function can store 200 sets of weighing data (100 set if time and date are added). Even if the ac adapter is removed, the data is maintained in non-volatile memory. It is not necessary that the printer or computer be continually connected to the balan...

  • Page 58

    56 the following commands can not be used during data storage. Q query command for weighing data. S query command for stable weighing data. Si query command for weighing data. Sir query command for continuous weighing data. Setting the function table parameter settings for each output mode are as fo...

  • Page 59

    57 transmitting all memory data at one time confirm that the “serial interface ( 5if )” parameters are set properly. For details, refer to “10. Function table” and “17. Connection to peripheral equipment”. 1 press and hold the print key until recall is displayed. 2 press the sample key to display ou...

  • Page 60

    58 12-3 memory for calibration and calibration test data calibration data (when and how it is performed) and calibration test data can be stored in memory. All the data in memory is available to be output at one time to a printer or personal computer. Up to 50 data sets of the latest calibration or ...

  • Page 61

    59 12-4 memory for unit mass in the counting mode the data memory function can store 20 sets of unit mass for the counting mode. Even if the ac adapter is removed, the data is maintained in non-volatile memory. Among the 20 sets, “p01” is the memory function for the standard counting mode. The unit ...

  • Page 62: 13. Underhook

    60 13. Underhook the underhook can be used for weighing large samples, magnetic materials or for measuring density. The built-in underhook is revealed by removing the plastic cap on the bottom of the balance. Use the underhook as shown below. Caution do not apply excessive force to the underhook. Wh...

  • Page 63: 14. Programmable-Unit

    61 14. Programmable-unit this is a programmable unit conversion function. It multiplies the weighing data in grams by an arbitrary coefficient set in the function table and displays the result. The coefficient must be within the range between the minimum and maximum shown below. If the coefficient s...

  • Page 64: 15. Density Measurement

    62 15. Density measurement the gx series balance is equipped with a density mode. It calculates the density of a solid using the weight of a sample in air and the weight in liquid. The density mode was not selected for use when the balance was shipped from the factory. To use the mode, change the fu...

  • Page 65

    63 the relation between the water temperature and density is shown below. Entering the density directly ( ldin 1 ) in the density mode, press and hold the mode key until the density currently set (unit : g / cm 3 , factory setting : 1.000g / cm 3 ) is displayed. Use the following keys to change the ...

  • Page 66

    64 measuring procedure 1 confirm that the balance is in the mode to measure the weight of the sample in air. (“g” displayed and processing indicator blinking) 2 confirm that the balance indicates zero. If it does not indicate zero, press the re-zero to reset the displayed value to zero. 3 place the ...

  • Page 67: 16.

    65 16. Rs-232c serial interface / external input rs-232c the balance is a dce device. Connect the balance to a personal computer (dte), using a straight through cable or a modem cable. Transmission system : eia rs-232c transmission form : asynchronous, bi-directional, half duplex data format : baud ...

  • Page 68

    66 external input pin 18 and pin 19 perform the same function as pressing the print and re-zero keys respectively by connecting each pin to pin 7 for at least 100 m seconds. Use of example the external input connector (ax-hdb-25p/ctf) and the foot switch (ax-sw128) are sold separately..

  • Page 69

    67 17. Connection to peripheral equipment 17-1 connection to the ad-8121b printer set the following parameters to use the ad-8121b printer. Function setting description dout prt 0-3 selects a print mode. Dout ap-p 0-2 selects the polarity for the auto print mode. Dout ap-b 0-2 selects the auto print...

  • Page 70

    68 17-3 using windows communication tools (winct) when windows is used as an operating system in a personal computer, the provided winct can be used to transmit the weighing data to the personal computer. The winct has two communication methods: “rscom” and “rskey”. For details on winct, refer to th...

  • Page 71

    69 5 using the gx series balance memory function the weighing data, instead of outputting it immediately to an external device, can be stored in the balance’s memory. Later, all of the weighing data stored can be output to a personal computer at one time. 6 using a personal computer as an external i...

  • Page 72: 18. Commands

    70 18. Commands 18-1 command list commands to query weighing data c cancels the s or sir command. Q requests the weighing data immediately. S requests the weighing data when stabilized. Si requests the weighing data immediately. Sir requests the weighing data continuously. E sc p requests the weighi...

  • Page 73

    71 commands to control the comparator function hi: ∗∗∗. ∗∗ g sets the upper limit value. E.G.,hi:+2.34 g (to set the upper limit value to 2.34 g: represents a space.) lo: ∗∗∗. ∗∗ g sets the lower limit value. E.G.,lo:+1.23 g (to set the lower limit value to 1.23 g: represents a space.) ?Hi outputs t...

  • Page 74: 18-3 Command Examples

    72 18-3 command examples on command r command standby mode zero display all segments are displayed personal computer time balance on command n cr lf command received command completed akcr lf akcr lf o all segments weighing mode zero display in process personal computer time balance r command r cr l...

  • Page 75

    73 cal command error code command received command completed zero display zero display personal computer time balance cal command a c l cr lf akcr lf akcr lf weighing mode (unstable) weighing mode personal computer time balance r command r cr lf akcr lf akcr lf cr 1 lf 1 e , c e when the cal command...

  • Page 76

    74 weighing with a tare sets the display to zero zero display personal computer time balance r command r cr lf akcr lf akcr lf place a container zero display tr command r cr lf akcr lf akcr lf t tares Ｐ Ｔ ， ＋ ０ ０ １ ２ ６ ． ８ ７ ｇ Ｓ Ｔ ， ＋ ０ ０ １ ０ ０ ． ０ ０ ｇ cr lf s command r ?Pt command p ? T cr lf in pr...

  • Page 77

    75 setting a negative target value and filling with a sample until the display becomes zero place a container zero display personal computer time balance r command cr r lf akcr lf akcr lf cr lf g 0 0 0 0 1 : t p . Pt: command to set a target weight of 100 g before command execution akcr lf akcr lf t...

  • Page 78

    76 18-4 control using cts and rts depending on the “ct5” parameter of “serial interface ( 5if )”, the balance performs as follows: ct5 0 regardless of whether the balance can receive a command or not, the balance keeps the cts line hi. The balance outputs data regardless of condition of the rts line...

  • Page 79: 19. Maintenance

    77 19. Maintenance do not use organic solvents to clean the balance. Clean the balance with a lint free cloth that is moistened with warm water and a mild detergent. The mass of the internal mass may change due to corrosion or other damage caused by the operating environment, or due to aging. Check ...

  • Page 80: 20-2 Error Codes

    78 weighing method does the weighing pan touch the breeze ring or anything? Is the weighing pan installed correctly? Is the re-zero key pressed before placing a sample on the weighing pan? Is the sample placed in the center of the weighing pan? Has the balance been calibrated using the internal mass...

  • Page 81

    79 display error code description ec, e20 calibration weight error the calibration weight is too heavy. Confirm the calibration weight value. Press the cal key to return to the weighing mode. Ec, e21 calibration weight error the calibration weight is too light. Confirm the calibration weight value. ...

  • Page 82

    80 display error code description clock battery error the clock backup battery has been depleted. Press any key and set the time and date. The clock and calendar function works normally as long as the ac adapter is connected to the balance. If this error appears frequently, contact the local a&d dea...

  • Page 83: 20-3  Asking For Repair

    81 display error code description ec, e06 format error a command includes incorrect data. E.G. The data is numerically incorrect. Confirm the command. Ec, e07 parameter setting error the received data exceeds the range that the balance can accept. Confirm the parameter range of the command. Other er...

  • Page 84: 21. Specifications

    82 21. Specifications gx-200 gx-300 gx-400 gx-600 gx-800 gx-1000 weighing capacity 210 g 310 g 410 g 610 g 810 g 1100 g maximum display 210.084 g 310.084 g 410.084 g 610.084 g 810.084 g 1100.084 g minimum weighing value (1 digit) 0.001 g repeatability (standard deviation) 0.001 g linearity ±0.002 g ...

  • Page 85

    83 gx-2000 gx-3000 gx-4000 gx-6100 gx-6000 gx-8000 weighing capacity 2100 g 3100 g 4100 g 6100 g 6100 g 8100 g maximum display 2100.84 g 3100.84 g 4100.84 g 6100.84 g 6108.4 g 8108.4 g minimum weighing value (1 digit) 0.01 g 0.1 g repeatability (standard deviation) 0.01 g 0.1 g linearity ±0.02 g ±0....

  • Page 86: 22. Options

    84 22. Options glass breeze break glass breeze break animal weighing bowl kit density determination (gx-10) (gx-11) (gx-12) kit (gx-13) for gx-200/300/400/600 for gx-2000/3000/4000/ for all models except gx-200 only for gx-200/300/400/600 800/1000 6100/6000/8000 the mass of the animal weighing 800/1...

  • Page 87

    85 ad-8920 remote display connected to the gx series using the rs-232c interface to display the weighing data away from the balance. Ad-8922 remote controller connected to the gx series using the rs-232c interface to display the weighing data and to remotely control the balance. Ax-sw128 foot switch...

  • Page 88

    86 ad-1683 dc static eliminator z used to minimize weighing errors due to static electricity on the material. Ad-1684 electrostatic field meter z this option measures the amount of the static charge on the sample, tare or peripheral equipment and displays the result. If those are found to be charged...

  • Page 89: 23. External Dimensions

    87 23. External dimensions.

  • Page 90: 24. Terms/index

    88 24. Terms/index terms stable value the weight data when the stabilization indicator appears. Environment ambient conditions such as vibration, drafts, temperature, static electricity and magnetic fields which affect the weighing operation. Store to save the weighing data, unit mass or calibration...

  • Page 91

    89 index keys and symbols cal key ...................................... 11, 15 mode key ............................ 11, 12, 15 on/off key ............................... 11, 32 print key .................................. 11, 15 re-zero key......................... 9, 11, 15 sample key ..............

  • Page 92

    90 - i - id number.................................................... 50 inhibit ...................................................... 32 initializing the balance................................. 33 interval memory mode................................. 41 - k - key mode ..............................