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Restek 26408, Руководство оператора

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Restek 26408 Скачать руководство пользователя страница 26

26 

www.restek.com

 

Additional Menu Items:

 

Manually Assigning COM ports.

 

•  COM ports can be manually assigned through — Configure

       

       

-- Assign Com Ports

 

 

 

PC connection to the pump

 

•  A wiring diagram is available under — Configure

 

   

-- RS232 Connection

 

 

•  A timer is available under   – Testing

 

   

-- Timer

 

•  Basic up / down functions are available.

 

•  The PC’s speaker can be used to indicate when time has expired or reached the set point .

 

•  The Scroll Bar is used to set the time.

Содержание 26408

Страница 1: ...www restek com 1 Pack In A Box Dual Piston Pump Operator s Manual cat 26408 Chromatography Products www restek com 1 800 356 1688 1 814 353 1300...

Страница 2: ...2 4 4 Solvents With Harmful Effects 2 5 Instrument Installation 2 5 1 Mobile Phase Reservoirs 2 5 2 Inlet Tubing and Filters 2 5 3 Outlet Tubing 2 5 4 Priming the Pump 2 5 5 Long Term Pressure Calibr...

Страница 3: ...eals 5 4 Check Valve Cleaning 5 5 Cleaning the Pump 5 6 Cleaning the Cabinet 5 7 Lubrication 5 8 Fuse Replacement 5 9 Battery Replacement 6 Quick Guide to Problem Solving 7 List of Replacement Parts A...

Страница 4: ...without pulse damper 0 to 6000 psi with pulse damper Pressure Accuracy 1 of full scale pressure Pressure Zero Offset 0 2 psi Pressure Control Accuracy 10 or 100 psi whichever is larger Dimensions 5 5...

Страница 5: ...r bubbles are formed during the inlet stroke The key to preventing cavitation is to reduce inlet restrictions The most common causes of inlet restrictions are crimped inlet lines and plugged inlet fil...

Страница 6: ...acy This note applies if your pump is equipped with an electronic pressure transducer The transducer has been zeroed and calibrated at the factory Over the life of the pump some drift may occur For ex...

Страница 7: ...actual flow rate The actual flow rate is displayed using the MODE key when the mL min indicator is blinking 3 1 3 1 Digital Display The 4 digit display shows the pump s maximum flow rate mL min pressu...

Страница 8: ...s percentage use the up arrow and down arrow buttons When you have selected the desired value for ramp speed adjustment press the RUN button to return to the normal operation of the pump The 0 or 1 is...

Страница 9: ...ll not have to be removed to read the EPROM label Serial Port Loop Back Test Mode If an external device will not communicate to the pump via the serial port the serial port loop back test can be used...

Страница 10: ...plugged if the pres sure exceeds the maximum pressure rating of the pump or if the mechanism jams In the event a motor stall occurs the electrical current being supplied to the motor is turned off and...

Страница 11: ...ure into the housing and tighten 5 2 Changing Pump Heads 5 2 1 Removing the Pump Head 1 Turn OFF the power to the dual head pump 2 Unplug the power cord 3 Remove the inlet line and filter from the mob...

Страница 12: ...ng any other tool will scratch the finish 3 Repeat the procedure for the low pressure seal in the flush housing 4 Inspect and if necessary clean the pump head as described in Section 5 2 2 5 2 3 2 Cle...

Страница 13: ...2 mL SS 2000 psi 3 mL min 3000 4000 psi 3 4mL min 5 4 Check Valve Cleaning Many check valve problems are the result of small particles interfering with the operation of the check valve As a result mos...

Страница 14: ...check the fuse located on the motor power circuit board Replace it with a 5 A slow blow fuse 5 9 Battery Replacement The battery provides power for the memory that holds the current pump configuratio...

Страница 15: ...4 Consider changing to self flushing pump 5 Excess lubricant on piston head if using buffers carrier 5 Clean excess lubricant and dirt from piston carrier See Section 5 8 Blue dye in mobile phase Puls...

Страница 16: ...Transducer Tee Assembly 880139 Dual Head SMT Board Set pump serial 20 000 880112 Dual Head Board Set pump serial 20 000 880122 Front Panel Assembly 880904 Dual Head Overlay Part number for single pie...

Страница 17: ...racterized by a unique two letter command code and only one command can be issued per line Case is not important that is the command codes PR Pr pR and pr are all equivalent Response strings sent by t...

Страница 18: ...the minimum value is 0 The value must be expressed as four digits i e for 100 psi xxxx 0100 SF OK Puts the pump in fault mode Turns on the FAULT LED and stops the pump immediately RF OK x y z Reads t...

Страница 19: ...providing the proper run stop logic level flow rate control frequency or flow rate control voltage can be used as a remote con trolling device for pump operation via this connection The terminal boar...

Страница 20: ...contact an open collector output an open drain output or any output with a high logic level output of 3 8 to 6 0 volts and a low logic level output of 0 0 to 0 5 volts A switch contact or a relay cont...

Страница 21: ...which drives the VOLTAGE IN and VOLTAGE COM connections must be isolated from the safety ground to prevent a ground loop current If the pump s displayed flow rate jumps up and down erratically suspect...

Страница 22: ...with firmware identification Information screens are updated automatically however refresh buttons are available for pump information Basic operations and basic flow rate buttons are available Flow ra...

Страница 23: ...e above When time events are programmed the Timer control will appear in the top middle of the screen Up to 3 timed triggers of the pumps relay output may be set Note Pump firmware must be compatible...

Страница 24: ...0 will be set for the first solvent enter the needed percentage starting at the second solvent A Graphical Gradient Display tab is located on Gradient Table This will plot the programmed gradient for...

Страница 25: ...bsolute accuracy of the polling interval is not guaranteed this is a Windows limitation The graph will start when the Poll for Flow and Pressure button is pressed To log the data click the Log Data bu...

Страница 26: ...gure Assign Com Ports PC connection to the pump A wiring diagram is available under Configure RS232 Connection A timer is available under Testing Timer Basic up down functions are available The PC s s...

Страница 27: ...m date of shipment In the event of such a defect Restek will repair or replace the product or necessary parts therein at its discretion and such repair or replacement shall be the sole remedy of this...

Страница 28: ...fax 1 814 353 1309 www restek com Restek France phone 33 0 1 60 78 32 10 fax 33 0 1 60 78 70 90 e mail restek restekfrance fr Restek GmbH phone 49 0 6172 2797 0 fax 49 0 6172 2797 77 e mail info rest...

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