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CONTENTS 

1. INTRODUCTION .............................................................................................................3 

2. UNPACKING ...................................................................................................................3 

3. PART NAMES AND FUNCTIONS...................................................................................4 

4. SETTING UP ...................................................................................................................5 

4-1. Setting up your balance .................................................................................................................5 
4-2. Power source.................................................................................................................................5 
4-3. Breeze break .................................................................................................................................6 
4-4. Storage ..........................................................................................................................................6 

5. OPERATION....................................................................................................................7 

5-1. Turn the power ON and OFF .........................................................................................................7 
5-2. LCD backlight ................................................................................................................................7 
5-3. Units ..............................................................................................................................................8 
5-4. Selecting a weighing unit ...............................................................................................................9 
5-5. Basic operation ..............................................................................................................................9 
5-6. Counting mode (pcs) ...................................................................................................................10 
5-7. Percent mode (%)........................................................................................................................11 

6. COMPARATOR .............................................................................................................12 

6-1. Setting example ...........................................................................................................................12 

7. CALIBRATION ..............................................................................................................14 

7-1. Calibration using a weight............................................................................................................14 
7-2. Gravity acceleration correction ....................................................................................................16 

8. FUNCTIONS..................................................................................................................17 

8-1. Key operation ..............................................................................................................................17 
8-2. Entering the function setting mode ..............................................................................................17 
8-3. Setting example ...........................................................................................................................18 
8-4. Storing weighing units..................................................................................................................19 
8-5. Function list .................................................................................................................................20 

9. OPTIONS.......................................................................................................................22 

9-1. EJ-02 USB interface ....................................................................................................................22 
9-2. EJ-03 RS-232C serial interface ...................................................................................................22 
9-3. EJ-07 / EJ-08 Underhook ............................................................................................................26 
9-4. EJ-11 Breeze break .....................................................................................................................26 
9-5. EJ-12 Carrying case ....................................................................................................................26 
9-6. EJ-13 Density determination kit ...................................................................................................27 

10. ID NUMBER AND GLP................................................................................................30 

10-1. Setting the ID number................................................................................................................30 
10-2. Output example .........................................................................................................................31 
10-3. Calibration test using a weight...................................................................................................32 

Summary of Contents for EJ-120

Page 1: ...1WMPD4001917D ...

Page 2: ...ompany Product specifications are subject to change without any obligation on the part of the manufacturer Compliance with FCC rules Please note that this equipment generates uses and can radiate radio frequency energy This equipment has been tested and has been found to comply with the limits of a Class A computing device pursuant to Subpart J of Part 15 of FCC rules These rules are designed to p...

Page 3: ...ng example 12 7 CALIBRATION 14 7 1 Calibration using a weight 14 7 2 Gravity acceleration correction 16 8 FUNCTIONS 17 8 1 Key operation 17 8 2 Entering the function setting mode 17 8 3 Setting example 18 8 4 Storing weighing units 19 8 5 Function list 20 9 OPTIONS 22 9 1 EJ 02 USB interface 22 9 2 EJ 03 RS 232C serial interface 22 9 3 EJ 07 EJ 08 Underhook 26 9 4 EJ 11 Breeze break 26 9 5 EJ 12 C...

Page 4: ...1 MAINTENANCE 34 11 1 Notes on maintenance 34 11 2 Error codes 34 12 SPECIFICATIONS 36 12 1 EJ series balances 36 12 2 Other weighing units 37 12 3 Options 38 12 4 Dimensions 38 GRAVITY ACCELERATION MAP 39 ...

Page 5: ...elp with use in a dimly lighted place The balance can be operated with an AC adapter or 4 x AA size dry cell batteries for cordless operation The optional RS 232C serial interface can be connected with a printer or personal computer and Good Laboratory Practice GLP data can be obtained The optional USB interface is available for connection to a personal computer 2 UNPACKING When unpacking check wh...

Page 6: ...ight or other setting values to the balance Switches the weighing units Weighing pan Round pan for EJ 120 EJ 200 EJ 300 EJ 410 EJ 610 Leveling foot Spirit level LCD ON OFF key SAMPLE key PRINT key RE ZERO key UNITS key Calibration switch cover bottom EJ 02 EJ 03 slot AC adapter jack Battery cover Security slot Use a security cable commercially available STABLE NET ZERO Battery indicator ACAI indic...

Page 7: ... corrosive gases may exist Allow the balance to reach equilibrium with the ambient temperature before use Switch the power ON at least half an hour before use so that the balance can warm up When the balance is installed for the first time or the balance has been moved carry out calibration as described in 7 CALIBRATION 4 2 Power source For the power source the AC adapter or 4 x AA size dry cell b...

Page 8: ...w four batteries LR6 R6P AA size into the battery box taking extreme care of the polarities 5 Push the battery box into the balance as before 6 Attach the battery cover The battery indicator turns on when the balance is powered by the batteries It will change as the battery voltage decreases New Æ Æ Æ Coming close to lb0 4 3 Breeze break An optional breeze break is available See 9 4 EJ 11 Breeze b...

Page 9: ...is range the balance will be tared to zero and the NET indicator and the ZERO indicator turn on 2 Press the ON OFF key again and the power will be switched OFF Auto power off function It is possible to have the power automatically switched OFF if zero is displayed for approximately 5 minutes See 8 5 Function list and set the function to poff 5 2 LCD backlight The LCD backlight will turn on when th...

Page 10: ...e to specify the unit that will be shown first when the power is switched ON For details see 8 4 Storing weighing units Conversion table Units Name Conversion to gram oz Ounce avoir 028 349523125 g lb Pound UK 453 59237 g ozt Troy ounce 031 1034768 g ct Metric carat 000 2 g mom momme 003 75 g dwt Pennyweight 001 55517384 g GN Grain UK 000 06479891 g t tola 011 6638038 g tl tael Hong Kong general S...

Page 11: ...lance if the weight is within 2 of the weighing capacity around the power on zero point The ZERO indicator turns on When the weight exceeds 2 of the weighing capacity it will be subtracted from zero as a tare weight In this case the ZERO and NET indicators turn on Precautions during operation Make sure that the STABLE indicator is on whenever reading or storing a value Do not press the keys with a...

Page 12: ... shows zero 5 Place the number of samples specified on the pan In this example 25 pieces 6 Press the PRINT key to calculate and store the unit weight Remove the sample The balance is set to count objects with this unit weight Counting the objects 7 Place the objects to be counted on the pan Counting mode using the ACAI function ACAITM Automatic Counting Accuracy Improvement is a function that impr...

Page 13: ...isplays the weight value in percentage compared to a reference 100 weight Selecting the percent mode 1 Press the UNITS key to select percent Storing the reference 100 weight 2 Press the SAMPLE key to enter the reference weight storing mode 3 Press the RE ZERO key to display 100 0 4 Place the sample to be set as the reference weight on the pan 5 Press the PRINT key to store the reference weight Rem...

Page 14: ... four display divisions The upper limit and lower limit numerical values are common to each of the weighing counting and percent mode The example for EJ 120 200 300 410 610 is as follows Upper limit value 001010 10 10g 1010pcs 101 0 Lower limit value 000990 9 90g 990pcs 99 0 6 1 Setting example This example will be Compares plus data except those near zero Selecting a comparison mode 1 Press and h...

Page 15: ...p 7 With Cp lo displayed press the PRINT key Enter the lower limit value using the following keys SAMPLE key To select the digit blinking to be changed RE ZERO key To set the value of the digit selected Hold down the key to switch the sign and see step 6 PRINT key To store the value and proceed to the next step UNITS key To cancel the value and proceed to the next step 8 Press the PRINT key Unit a...

Page 16: ...ays Cal 0 To change the calibration weight value proceed to step 4 To use the calibration weight value in the balance memory proceed to step 5 4 Press the SAMPLE key The display shows the calibration weight value in grams that is stored in the balance Use the following keys to change the value SAMPLE key To select the digit blinking to be changed RE ZERO key To set the value of the digit selected ...

Page 17: ...ing info 1 or info 2 is selected glp is displayed The calibration report is output and end appears again Press the CAL switch or UNITS key to return to the weighing mode Note The value set in step 4 is stored in memory even after the power is switched OFF If the balance is to be moved to other places set the gravity acceleration value of the area where the calibration using a weight is to be done ...

Page 18: ...L switch until Cal appears and release the switch 2 The balance displays Cal 0 3 Press the RE ZERO key The display shows the gravity acceleration value stored in the balance Use the following keys to change the value SAMPLE key To select the digit blinking to be changed RE ZERO key To set the value of the digit selected PRINT key To store the value and return to step 2 UNITS key To cancel the valu...

Page 19: ...ter key Selects a parameter Cancel key Cancels the operation and goes to the next class or returns to the weighing mode 8 2 Entering the function setting mode In the weighing mode press and hold the SAMPLE key to enter the function setting mode and display func Each time the SAMPLE key is pressed the class appears one after another Once a class is selected the items are available for selection See...

Page 20: ...ey to display poff 1 4 Press the SAMPLE key several times to display aCai 1 5 Press the RE ZERO key to select aCai 0 6 Press the PRINT key to store the parameters Cp Hi appears after end 7 Press the UNITS key to return to the weighing mode func poff 0 poff 1 aCai 1 Press and hold To confirm To store aCai 0 end Cp Hi Returns to the weighing mode Each pressing switches the parameter Each pressing sw...

Page 21: ...y to select the weighing unit The selected weighing unit is shown with the STABLE indicator At this stage the weighing unit is not stored in memory 6 Repeat steps 4 and 5 to store all weighing units to be used 7 Press the PRINT key to store the selected weighing units in memory id appears after end 8 Press the UNITS key to return to the weighing mode Note When the balance is switched ON it starts ...

Page 22: ...le plus data 4d 5 Compares data 4d or 4d Cp Comparator mode 6 Compares stable data 4d or 4d Conditions to compare d the minimum display division 0 Command and stream modes 1 Command and PRINT key 2 Command PRINTkeyandauto printA 3 Command PRINTkeyandauto printB prt Data output mode 4 Command mode only Auto print A data Auto print B data 0 No pause general equipment pUse Data output pause 1 1 6 sec...

Page 23: ...after 5 seconds 2 Turns off after 10 seconds 3 Turns off after 30 seconds 4 Turns off after 60 seconds func ltUp LCD Backlight control 5 Always on To control how the LCD backlight turns off Weight change or key operation will turn the backlight on CpHi Comparator upper limit Setting the upper limit value Cplo Comparator lower limit Setting the lower limit value See 6 COMPARATOR Unit Weighing units...

Page 24: ...nnot be used for bidirectional communication 9 2 EJ 03 RS 232C serial interface This interface allows an EJ series balance to be connected with a printer or a personal computer The RS 232C serial interface has the following four modes Stream mode Outputs data continuously Key mode Outputs data by pressing the PRINT key Auto print mode Outputs data which meets the conditions of auto print Command m...

Page 25: ...n or odd or 8 bits non parity Start bit 1 bit Stop bit 1 bit Code ACII Terminator CRLF CR 0Dh LF 0Ah LSB 0 1 2 3 4 5 MSB 6 Stop bit Parity bit Data bit Start bit Pin connections D Sub 9 pin male connector The interface is designated as DCE Data Communication Equipment 1 15V 5V 0 5V 15V EJ 03 1 N C 2 Transmit data 3 Receive data 4 N C 5 Signal ground 6 Data set ready 7 Request to send 8 Clear to se...

Page 26: ...ta momme d w t Weighing data penny weight GN Weighing data grain N Force data Newton t l Weighing data tael t Weighing data tola DS Calculated density specific gravity value The terminator is always CRLF Example of output data Weighing data gram S T 0 0 1 2 3 4 5 g CR LF Counting data Q T 0 0 0 1 2 3 4 5 P C CR LF Percentage data S T 0 0 0 1 2 3 4 CR LF Out of range gram O L 9 9 9 9 9 9 9 g CR LF ...

Page 27: ...Auto print mode B Set the function to prt 3 The balance transmits the weight data when the display is stable the STABLE indicator is on and the data is greater than 4d or less than 4d The next output can be obtained after the display returns between 4d and 4d Command mode In the command mode the balance is controlled by commands that come from the personal computer and so on Command list Command t...

Page 28: ...e underhook into the mounting hole Caution Do not apply excessive force to the underhook When not in use remove the underhook and attach the cap to prevent dust from getting into the balance 9 4 EJ 11 Breeze break The EJ 11 Breeze break is mainly used for the 0 01 g minimum display models but all of the EJ series balances can use this option Remove the fixing frame Install the breeze break frame i...

Page 29: ...he pan stand Density specific gravity measurement The density for a liquid can be set two ways One is to set the water temperature and the other is to set the density value directly The factory setting for density of a liquid is 25 C as water temperature the density value ρ 0 99704 g cm3 is used for calculation The density specific gravity is calculated by the following formula S X ρ S Density spe...

Page 30: ...9 0 99938 0 99924 0 99910 0 99894 0 99877 0 99860 0 99841 20 0 99820 0 99799 0 99777 0 99754 0 99730 0 99704 0 99678 0 99651 0 99623 0 99594 30 0 99565 0 99534 0 99503 0 99470 0 99437 0 99403 0 99368 0 99333 0 99297 0 99259 40 0 99222 0 99183 0 99144 0 99104 0 99063 0 99021 0 98979 0 98936 0 98893 0 98849 50 0 98804 0 98758 0 98712 0 98665 0 98618 0 98570 0 98521 0 98471 0 98422 0 98371 60 0 98320...

Page 31: ... LO blinks and the balance starts to measure the weight in water 5 Place the sample on the lower pan in water Adjust the amount of water so that the sample is about 10 mm below the water surface 6 Wait for the STABLE indicator to be displayed and press the SAMPLE key Then the balance reads the weight in water and shows the density specific gravity of the sample 7 To continue the density measuremen...

Page 32: ...he ID number 1 Press and hold the SAMPLE key to display func 2 Press the SAMPLE key several times to display id 3 Press the PRINT key Enter the ID number using the following keys SAMPLE key To select the digit blinking to be changed RE ZERO key To set the character of the digit selected See the table below for the display character set PRINT key To store the value and proceed to the next step UNIT...

Page 33: ... ASCII 0Dh LF Line feed ASCII 04Ah A D MODEL EJ 300 S N 1234567 ID ABCDEF DATE 09 03 21 03 15 40 PM CALIBRATED EXT ACTUAL 0 00 g 299 99 g TARGET 300 00 g SIGNATURE A D CRLF MODEL EJ 300 CRLF S N 1234567 CRLF ID ABCDEF CRLF DATE CRLF CRLF TIME CRLF CRLF CAL TEST EXT CRLF ACTUAL CRLF 0 00 g CRLF 229 99 g CRLF TARGET CRLF 300 00 g CRLF SIGNATURE CRLF CRLF CRLF CRLF CRLF CRLF Manufacturer Model Serial...

Page 34: ...bration test is to confirm the weighing accuracy using a weight target weight and output the results as a GLP report Set the function to info 1 or info 2 to perform the calibration test Calibration test does not perform calibration 1 Press and hold the calibration CAL switch CC appears after Cal Release the switch when CC is displayed Pressing and holding the SAMPLE and PRINT keys will also displa...

Page 35: ...o point is weighed and the weight value is displayed for a few seconds 5 Place the target weight with the same value as displayed on the pan Press the PRINT key to weigh it The weight value is displayed for a few seconds 6 end appears 7 glp is displayed and calibration test report is output 8 end appears again Remove the weight and press the UNITS key to return to the weighing mode CC 0 0 0 CC 0 T...

Page 36: ...on the pan Remove the object from the pan Range over notice This will be shown if the weight sensor receives strong force upward Check if there is anything sandwiched around the weighing pan There is a possibility that the weight sensor itself may have a failure Unit weight error The sample weight is too light to set the unit weight in the counting mode or 100 reference weight in the mode Sample q...

Page 37: ... key Battery error Warning to show that the batteries are exhausted Replace them with new one or use the AC adapter Warning to show that the battery voltage is too high Check the battery AC adapter error Warning to show that the output voltage of an AC adapter is too high Check if the AC adapter is the correct type Warning to show that the output voltage of an AC adapter is too low Check if the AC...

Page 38: ... Approximately 870 g Calibration weight factory setting 100 g 200 g 300 g 400 g 600 g In case of Umin 0 factory setting MODEL EJ 1500 EJ 2000 EJ 3000 EJ 4100 EJ 6100 Weight capacity 1500 g 2100 g 3100 g 4100 g 6100 g Min display d 0 1 g 0 1 g 0 1 g 0 1 g 0 1 g Repeatability Std deviation 0 1 g 0 1 g 0 1 g 0 1 g 0 1 g Linearity 0 1 g 0 1 g 0 2 g 0 2 g 0 3 g Sensitivity drift 20 ppm C 10 C 30 C 50 F...

Page 39: ...apacity 3 2000 5 6000 8 2665 10 9335 16 2665 tl T Min display 0 0005 0 0005 0 0005 0 0005 0 0005 MODEL EJ 1500 EJ 2000 EJ 3000 EJ 4100 EJ 6100 Capacity 52 91 74 08 109 35 144 62 215 17 oz Min display 0 01 0 01 0 01 0 01 0 01 Capacity 3 307 4 630 6 834 9 039 13 448 lb Min display 0 001 0 001 0 001 0 001 0 001 Capacity 48 23 67 52 99 67 131 82 196 12 ozt Min display 0 01 0 01 0 01 0 01 0 01 Capacity...

Page 40: ... EJ 6100 EJ 08 Underhook for EJ 1500 EJ 2000 EJ 11 Breeze break EJ 12 Carrying case EJ 13 Density determination kit for EJ 120 EJ 200 EJ 300 EJ 410 EJ 610 12 4 Dimensions EJ 120 EJ 200 EJ 300 EJ 1500 EJ 2000 EJ 3000 EJ 410 EJ 610 EJ 4100 EJ 6100 Unit mm 190 Min 59 φ110 208 133 190 140 Min 59 127 208 133 ...

Page 41: ... m s2 Cape Town 9 796 m s2 Rio de Janeiro 9 788 m s2 Chicago 9 803 m s2 Rome 9 803 m s2 Copenhagen 9 815 m s2 San Francisco 9 800 m s2 Cyprus 9 797 m s2 Singapore 9 781 m s2 Djakarta 9 781 m s2 Stockholm 9 818 m s2 Frankfurt 9 810 m s2 Sydney 9 797 m s2 Glasgow 9 816 m s2 Taichung 9 789 m s2 Havana 9 788 m s2 Tainan 9 788 m s2 Helsinki 9 819 m s2 Taipei 9 790 m s2 Kuwait 9 793 m s2 Tokyo 9 798 m s...

Page 42: ...40 World map ...

Page 43: ...13 ...

Page 44: ...nsburg Deutschland Telefon 49 0 4102 459230 Telefax 49 0 4102 459231 A D Australasia Pty Ltd 32 Dew Street Thebarton South Australia 5031 AUSTRALIA Telephone 61 8 8301 8100 Fax 61 8 8352 7409 A D KOREA Limited 한국에이 엔 디 주 대한민국 서울시 영등포구 여의도동 36 2 맨하탄 빌딩 8층 8th Floor Manhattan Bldg 36 2 Yoido dong Youngdeungpo ku Seoul KOREA 전화 82 2 780 4101 팩스 82 2 782 4280 A D RUS CO LTD Компания ЭЙ энд ДИ РУС 1213...

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