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AD-1690

Leak Tester

INSTRUCTION MANUAL

1WMPD4002043B

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Summary of Contents for AD-1690

Page 1: ...AD 1690 Leak Tester INSTRUCTION MANUAL 1WMPD4002043B ...

Page 2: ...oduced 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 covered by this manual are subject to change for improvement without notice ...

Page 3: ... 4 3 2 Accessories 4 4 CONFIRMING BEFORE USE 5 5 MEASUREMENT PREPARATION 7 6 KEY OPERATION 8 7 MEASUREMENT 9 8 CHANGING THE JUDGMENT CONDITION 11 9 FUNCTION 14 10 MAINTENANCE AND NOTES 17 11 RS 232C INTERFACE 21 12 SPECIFICATIONS 22 12 1 Optional accessories and Sold separately 23 12 2 Dimensions 23 ...

Page 4: ...mits of a Class A computing device pursuant to Subpart J of Part 15 of FCC rules These rules are designed to provide reasonable protection against interference when the equipment is operated in a commercial environment If this unit is operated in a residential area it may cause some interference and under these circumstances the user would be required to take at his own expense whatever measures a...

Page 5: ...for judging leakage and it can not measure pressure values accurately The Leak Tester displays 20kPa as a reference pressure and measures leakage as a pressure change from this amount This Leak Tester is designed to test the leakage of a pipette or dispenser and prevent foreign particle from invading the Leak Tester when evacuating the air at the nozzle of the instrument This Leak Tester is protec...

Page 6: ...or hole 1 AC adaptor jack Main unit bottom side Air filter unit Inside Air filter element Main unit Plug for accessory adapter opening right Connector hole 2 For micro pipette with more than 5000μℓ to less than 10000μℓ For micro pipette with 1000μℓ For micro pipette with more than 20μℓ to less than 200μℓ For micro pipettes of less that 10μℓ Adapter Disconnect button Tip Attachment Large Tip Connec...

Page 7: ...s correct for your local voltage and receptacle type The AC adapter plug is protected against dust and may be difficult to insert When inserting the plug turn the plug while pushing on it 2 Main unit conformation Press the ON OFF key The display is REDY that means READY and the Leak Tester is in the measurement standby mode With the right and left air plugs installed press the START key When displ...

Page 8: ...emoving either the right or left air plug If an air plug is not removed the pressure inside the instrument remains in a state of vacuum When not starting another measurement immediately reconnect the air plugs and close the cover on the AC adapter jack to avoid dust from invading the main unit ...

Page 9: ...e air plug or tube lightly 2 When connecting confirm that the air plug or adapter tube is pushed in the connector hole firmly 2 Connecting the attachment pipette side The accessory attachments provided have three different pipettes tip sizes Select the attachment in order that the tip and pipette size match up then connect the attachment to the adapter When the pipette does not match up with the a...

Page 10: ...fficult to insert When inserting the plug turn the plug while pushing on it 6 KEY OPERATION Key Description Turns the power supply of the main unit on and off These keys are in two positions to the right and left These two keys have same function Start or stop the measurement Enter into the setting mode by pressing and holding for 2 seconds Store the setting condition that was changed by pressing ...

Page 11: ... the pump stops 20kPa is approximately 0 2 atmospheres that means that the air has been partially evacuated While stabilizing the inside pressure the display may change by 0 1 to 0 2 kPa The main unit measures the quantity of the pressure changed by the monitor time set MEAS display Factory setting monitor time is 3 seconds quantity of pressure changed is 0 3kPa 3 Measurement result When the quant...

Page 12: ...ttachment If the pipette has the ejector for releasing the tip remove the pipette by operating the ejector When measuring another pipette press the START key again after connecting the pipette to be measured return to 2 Starting measurement The leak tester starts the measurement At this time the display is the measurement result When kept in a state of having the air evacuated in the case of not r...

Page 13: ...and fa1l is displayed The Leak Tester judges the leak by the quantity value of pressure change of the pressure increase Unit kPa Changing the minimum value is by 0 1kPa Factory setting 0 3 kPa Change the value by using the DUPN or DOWN key The value displayed with the mark left side of the display is the value in memory But while changing the displayed value the mark turns off Press the SET key to...

Page 14: ...conds Change the value by using the DUPN or DOWN key The value displayed with the mark left side of the display is the value in memory But while changing the displayed value the mark is turned off Press the SET key to store the value After setting finish SET end is displayed for approximately 1 second the end is flashing 4 End of setting The Leak Tester returns to the measurement standby mode by n...

Page 15: ...ET key After the setting value returns to the value initialized quantity of pressure change 0 3kPa monitor time 3 0 seconds the display returns to measurement standby mode REDY display If you do not want to initialize when displaying the no press the SET key The display returns to measurement standby mode REDY display after displaying end No Initialize Press Or Press Initialize Initialize confirmi...

Page 16: ...nt mode To function 3 3 3 ON OFF SET DOWN UP DOWN UP SET SET SET FUNC FUNC FUNC FUNC UP DOWN 9 FUNCTION Set the function by the following procedure 1 Entering the function With the power turned off press and hold the SET key and press the ON OFF key to turn the power on After displaying 5eleCt re5Ult flashing is displayed 2 Selecting the mode of the function item Press the １UP or DOWN key to selec...

Page 17: ... type procedure is displayed Press the １UP or DOWN key to select either type 0 or type 1 type 0 The setting to connect the Leak Tester to either an AD 1688 PC or AD 8121B type 1 The setting to output the date and time by an AD 8121B The date and time are added before each data set Press the SET key to store the setting The display is in the next setting mode re5Ult or end Factory setting 5et off A...

Page 18: ...send a special code for printing the date and time Therefore set to type 0 when connecting the AD 1690 to instruments other than the AD 8121B Setting of the AD 8121B When using with either type 0 or type 1 set the AD 8121B to MODE3 Setting Info 00 3kPa 03 0s PASS 19 9kPa FAIL 03 5kPa DATE 2010 02 26 TIME 16 31 13 Setting Info 00 3kPa 03 0s DATE 2010 02 26 TIME 16 31 29 PASS 19 9kPa DATE 2010 02 26...

Page 19: ...atmospheric pressure 2 Storing When storing the leak tester avoid dust from invading the main unit and connector tube adapter attachment Close the cover of the AC adapter jack 1 Adapter Dust can not enter the main unit when connected to the accessory adapter The connector has the airlock function Therefore the Leak Tester is protected from invading dust But if the connector part of the adapter bec...

Page 20: ...ter jack and push the air plug in the connector hole right and left side so that dust can not invade the main unit 4 Storing the attachment and adapter Store the adapter and attachments in the sealed bag They will be protected from invading dust ...

Page 21: ...in lightly 2 Replacing the filter element When replacing only the filter element follow this procedure 1 Slide the red slide lock located on the filter unit in opposite direction of the arrow 2 Turn the coupling in a counterclockwise direction 180 degrees 3 Remove the coupling from the filter cover Remove the old filter element from the coupling 4 Clean the dust from inside the filter cover if nec...

Page 22: ... supply of the main unit on Press the START key When detecting leakage inside of the main unit the main unit displays fa1l When displaying fa1l confirm that the each of the connector parts filter unit are securely connected When displaying fa1l after this operation contact the local A D dealer for service 2 Size of the instrument measured The object instrument is up to an inside capacity of about ...

Page 23: ...plex Data format Baud rate 2400 bps Data bits 7 bits Parity Even Data bits 7 bits Stop bit 1 bit Code ASCII Example Connected to an AD 8121B AD 8121B AD 1690 Set the mode of the AD8121B to MODE 3 The AD8121B can print the example of 2 Output format next page Pin connections Pin No Signal name Direction Description 1 2 3 4 5 6 7 8 9 TXD RXD SG DSR RTS CTS Output Input Output Input Output Internally...

Page 24: ... ＬＬｏｗ CR LF When not evacuating the air to 20kPa caused by many leaks 12 SPECIFICATIONS Pressure of evacuating the air 20kPa 20 Fixed Capacity pressure changing of Inside instrument 0 2kPa 10 seconds Setting value of quantity of pressure change 0 1 20kPa Minimum change value 0 1kPa variable Leak judgment condition Monitor time 1 0 second Minimum change value 0 5 second variable Pump driving tim...

Page 25: ...ment filter set This set consists of a filter unit one piece and filter elements ten pieces AD 1690 015 Carrying case An optional carrying case for the AD 1690 Leak Tester and AC adapter with additional space for an AD 1682 Rechargeable battery sold separately Sold separately AD 1682 Rechargeable battery For using the Leak Tester where there is no power supply Example pipette use site etc 12 2 Dim...

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