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Impedance Scanning Quartz Crystal Microbalance Operators Manual

1. No part of this document may be copied or reproduced in any form without the prior written consent of Gamry Instruments Inc vi Table of Contents Limited Warranty iia ai dsc v Discla mer E A T AA T A A vi O aa a tegen sae a a sh a aa a a S A aA S AT vi Chapter 1 Safety Considerations ooocnncnnncocnnoniccnononnnononona cnn c nn nono non rnn cnc rn crac nc on crac noni 1 1 E O 1 1 Product diia a dd aiii 1 1 AC Mains Connection to the Power BriCk oooooonocnnnnnoconococonaconacnnncnnnccnnc corno nnnan nn cnn conca 1 1 Grounding in the CQCM 10M ienis sirenen naia ai arai 1 2 Temperature and Ventilation sessionen inna ciesre lone EE ERER E ARAT 1 2 Defects and Abnormal Stresses cesccesscessceseceeeeeseeesaeceeesseeesaeseneseaeeeaaesaueseaecaecnaaessaees 1 3 Environmental limi has a Raa aetna eats 1 3 CIONES 1 3 eI E T NN 1 3 EMISSION Warning siese naiaiae asa a e ea Nasa REEE a E T 1 4 Electrical Transient Sensitivity dada dia 1 4 CE Compliance viii E Lata laa A RE A A Ais 1 4 RoHS COMPLIANCE sermi oin r r A E E A EE EE O O 1 4 Chapter 2 7 Introduction enesenn a A E R a aaa 2 1 Aboutthis Manlal tad dd ida 2 1 Aboutithe E QCM TO Mistica aa 2 1 Notational Convention nell end Mtl ae Meenas 2 1 Chapter 3n Instrument Circuitry il idiota db 3 1 eQCM 10M Schematic Block Diagram ooooncnnncnnnnnncnocnnoninnnononononnc nono nn conc cn cono cnn conc nana 3 1 Chapter 4 Installation viii iria brida didas 4 1 Initial Vi
2. Physical Location You normally locate your eQCM 10M on a flat workbench surface You will want to have access to the rear of the instrument because some cable connections are made from the rear The eQCM 10M is generally operated in a horizontal position see Figure 4 1 Operation in other positions is possible as long as you insure that air movement around the chassis is not restricted Caution Do not block the airflow around the chassis While the circuitry should suffer no damage due to excessive heat the enclosure may become uncomfortably hot to the touch if no air flows around the chassis Running the instrument without adequate cooling could shorten the time to failure of some of the circuitry If you do place your eQCM 10M within an enclosed space make sure that the internal temperature within that space does not exceed the 45 C ambient temperature limit of the eQCM 10M Be particularly careful if a computer or other heat dissipating equipment is mounted in the same enclosure The eQCM 10M has not been designed for outdoor use Computer Requirements Before you connect an eQCM 10M to a computer you must make sure that your computer meets these simple requirements e A computer based on one of the Pentium family of Intel microprocessors or a 100 compatible processor from another vendor e One of the following Operating Systems Windows XP SP3 Windows Vista or Windows 7 e A USB port that supports Full Speed 12 Mbits s
3. 3 environmental stress 1 3 ground binding post 1 2 Help system 2 1 high speed USB 6 2 inspection 1 1 installation 4 1 operation 1 3 Plug amp Play 4 2 power brick 1 1 Power Connection 4 3 Power Cord 4 3 Power In 6 1 power LED 4 3 Power LED 6 1 power line transient 1 4 Power switch 4 3 Power Switch 6 1 Problems iv radio frequency 1 4 safety 1 1 schematic 3 1 service 1 3 service contract iv shielding against noise 1 2 shipping 1 3 static electricity 1 4 storage 1 3 support iv telephone assistance iv USB cable 4 4 USB port 6 2 ventilation 4 2 Visual Inspection 4 1 Warranty v Windows Update 4 5
4. Setings Diver Deals Resources Ma Gamy PCI4 Series G Family instrument Device type Gamry Instruments Devices Manufacturer Gamry Instruments Inc Location PCI bus 3 device 2 function 0 Device status This device is working property A If you are interfacing the eQCM 10M to a Gamry Potentiostat you will need to enter in the necessary 10 digit authorization code into the Device Settings tab for your potentiostat Click on Add to bring up a dialog box that looks like the one below Figure 4 8 Enter an Authorization Code Authorization Code Entry wss w Package QCM Authorization Code ja 23456784 Cancel Enter the package name as QCM and the necessary 10 digit Authorization Code then click OK to store the changes Chapter 5 Cell Connections Normal Cell Connections Chapter 5 Cell Connections Normal Cell Connections Each eQCM was shipped with a standard shielded BNC cable terminated with a ceramic adapter The Gamry part number for this cable is 985 00124 The male end of the cable gets attached to the front panel of the eQCM 10M see Figure 5 1 Figure 5 1 Connection of Cell Cable LM e electrochemical quartz crystal Poco Gary Chapter 5 Cell Connections Quartz Crystal Installation Quartz Crystal Installation Place a clear plastic insulator on the quartz crystal and attach the adapter see Figures 5 2 and 5 3 Figure 5 2 Cr
5. be uncertain what device it is The message that will appear is something like New device found or Unknown USB device Detected When this occurs after you ve connected an eQCM 10M tell Windows that you would like to install the new device You should see a screen that looks something like this Figure 4 4 Welcome to the Found New Hardware Wizard Found New Hardware Wizard Welcome to the Found New Ss Hardware Wizard Y Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software O Yes this time only O Yes now and every time connect a device Click Next to continue As shown in this Figure do not choose to let Windows Update find the device driver that you need The Windows Update web site has no knowledge of the Gamry Instruments eQCM 10M Make sure you select No not this time After you select Next you should see a screen that looks like this Chapter 4 Installation 1st Time Device Installation in Windows Figure 4 5 Install the Software Automatically Found New Hardware Wizard This wizard helps you install software for Gamry eQCM Instrument Data if your hardware came with an installation CD 42 or floppy disk insert it now What do you want the wizard
6. earth ground or an AC mains ground is also suitable Chapter 5 Cell Connections Quartz Crystal Installation Warning Make sure that your earth ground connection is made to a legitimate source of earth ground Consult a qualified electrician if you are uncertain how to obtain an earth ground Connecting the eQCM 10M to an incorrect and unsafe voltage can create a safety hazard see Chapter 1 for details Environmental Considerations The eQCM 10M is a very sensitive instrument capable of measuring ng cm of material deposited onto the electrode face Therefore special consideration of the environment will help ensure you are acquiring the best data possible Vibrations or sudden movements should be minimized or eliminated during acquisition Likewise temperature fluctuations should be kept to a minimum Changes in temperature and the rate of change of temperature will both cause frequency drift during data acquisition If you are planning very long experiments a temperature controlled chamber may be necessary to reduce drift Leaving the crystal holder in solution for some period of time prior to starting your experiment will help reduce unwanted frequency changes Chapter 6 Panel Indicators and Connectors Front Panel Chapter 6 Panel Indicators and Connectors Front Panel The eQCM 10M front panel includes two connectors and 2 backlighted LED indicators Each of these will be discussed in turn A picture of the eQCM 10M front pa
7. initiative Chapter 2 Introduction About this Manual Chapter 2 Introduction About this Manual This manual covers the installation safety and use of the eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance This manual describes use of an eQCM 10M with Revision 5 62 and later revisions of the Gamry Resonator software Chapter 1 was an in depth discussion of safety issues This chapter describes this manual and gives a brief overview of the eQCM 10M features Chapter 3 is a description of the electronics circuitry in the eQCM 10M Chapter 4 contains installation instructions Chapter 5 describes inserting a crystal into a holder and connecting the holder to the eQCM 10M and Chapter 6 describes the eQCM 10M s Front and Rear Panels You will find specifications in the Appendix This manual does not discuss software installation or software operation in any detail Software support for the eQCM 10M is described in the Gamry s On line Help system and associated documentation About the eQCM 10M The eQCM 10M is a research grade electrochemical instrument packaged in a small easy to handle case It offers measurement capabilities similar to instruments that are more than ten times its size and weight and more than two times its price The instrument can operate as a stand alone quartz crystal microbalance or in conjunction with a potentiostat eQCM 10M features include e 1 10 MHz operating range with no
8. need to send the unit back to the factory in order to recalibrate for different frequency crystals e DC decoupled output for interface with a potentiostat e 0 02 Hz resolution e Reporting of both the series and parallel resonance frequencies e An insulated USB connection avoiding ground loops The eQCM 10M like all Gamry instruments requires a computer for its use Unlike some other quartz crystal microbalances the instrument interfaces to the computer through a USB connection The USB connection has become truly universal with USB ports found on all modern computers Notational Conventions In order to make this manual more readable we have adopted some notational conventions These are used throughout this manual and all other Gamry Instruments manuals e Numbered lists A numbered list is reserved for step by step procedures with the steps always performed sequentially e Bulleted list The items in a bulleted list such as this one are grouped together because they represent similar items The order of items in the list is not critical e File names and folders Inside paragraphs references to computer files and Windows folders will be capitalized and placed within quotes for example C MYGAMRYDATA EQCM DTA and GAMRY5 INI Chapter 2 Introduction Notational Conventions Chapter 3 Instrument Circuitry eQCM 10M Schematic Block Diagram Chapter 3 Instrument Circuitry eQCM 10M Schematic Block Diagram If
9. there are environmental limits conditions on the storage shipping and operation of this equipment The eQCM 10M has not been designed for outdoor use Storage Ambient Temperature 40 C to 75 C Relative Humidity Maximum 90 non condensing Shipping Same as storage plus Acceleration Maximum 30 G Operation Ambient Temperature 0 C to 45 C Relative Humidity Maximum 90 non condensing Warning The instrument is not designed for operation in conditions where liquid water may enter the chassis or water vapor may condense within the chassis Operation of an instrument that has water within the chassis can create a safety hazard which could result in personal injury or death Cleaning Disconnect the eQCM 10M from all power sources prior to cleaning Use a cloth lightly dampened with either clean water or water containing a mild detergent to clean the outside of the enclosure Alternatively you can use isopropyl alcohol Do not use a wet rag or allow fluid to enter the enclosure Do not immerse the instrument in any type of cleaning fluid including water Do not use any abrasive cleaners Service Your eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance has no user serviceable parts inside You should refer all service to a qualified service technician Warning The eQCM 10M must not be operated with any cover or panel on the chassis open Dangerous voltages may present at several points within the instrument ch
10. to do cally Recommende d Install from a list or specific location Advanced Click Next to continue stas JE ne As seen in this Figure if you have your Gamry Instruments software CD or DVD insert it in your computers CD or DVD drive select Install the software automatically then select Next The Windows Device Manger will install the required files from the CD On occasion you may desire to change the USB port which is used to connect the eQCM 10M to your computer The same procedure discussed above may need to be followed for each USB port on your computer depending upon your operating system requirements Once the eQCM 10M has been connected to a port removing and reconnecting to that port will no longer require any device installation If you expect to switch between multiple USB ports on your computer it is recommended to go through each of the ports in sequence while your installation CD is handy Once you have done this store the installation CD in a safe place This above process must also be repeated a second time for the eQCM 10M The eQCM 10M actually appears as two devices due to the design of the internal electronics The second device appears as Gamry Instruments eQCM Instrument Command Chapter 4 Installation Device Manager Device Manager If you wish to make changes to the configuration of your eQCM 10M after it has already been installed you must use the Windows Device Ma
11. you are not familiar with electronic schematics or quartz crystal microbalances you probably want to skip this chapter This information is for expert use only and is not required for routine use of the instrument The following figure is part schematic diagram and part block diagram They are intended to show the basic principles of the instrument without the confusion of the full circuitry details The schematic block diagram figure shows the quartz crystal microbalance board Figure 3 1 eQCM 10M Impedance Scanning Quartz Crystal Microbalance Board Simplified Schematic Block Diagram Notes for Figure 3 1 e The programmable logic device PLD acts as the core of the QCM Sine waves of varying frequencies and amplitude are generated by the DDS in 4096 steps from 0 05 to 8 33 Vim The PLD and DDS are driven by the same primary 80 MHz clock CLK e Output from the DDS is filtered through a 4 order low pass filter LP with a cut off range of 15 MHz This signal is amplified by a high speed current feedback operational amplifier The amplified signal is passed through the AC coupler AC cpl and injected into the quartz crystal Chapter 3 Instrument Circuitry eQCM 10M Schematic Block Diagram The coupler allows integration to a potentiostat for electrochemical studies The output signal from the crystal is coupled out by the same network The signal is then passed through an RMS to DC TRMS converter and evaluated by a successive app
12. M 10M system If this cable is lost you can replace it with a cable from your local computer retailer The eQCM 10M is a High Speed USB 2 0 peripheral capable of data transfer at 480 Mbits second If it is plugged into a computer port incapable of High Speed operation it will downgrade to USB 1 1 full speed operation 12 Mbits second Obviously data transfer speed will be slower if this occurs The eQCM 10M USB port is compatible with Revision 1 1 and 2 0 of the USB specification It supports the Windows Plug n Play mechanism including dynamic connect reconnect Appendix A eQCM 10M Specifications Appendix A eQCM 10M Specifications All specifications are subject to change without notice Frequency Measurement Environmental Operating Temperature Range NN 0 to 45 Relative Humidity Max 90 non condensing C ZP Serr eee E DE o Maximum Shipping acceleration General Weight Max 1 Dimensions of External Power Adapter 120 x 55 x 30 Appendix B CE Certificate Declaration of Conformity Appendix B CE Certificate CG AMRY INSTRUMENTS Redefining Electrochemical Measurement Declaration of Conformity According to ISO IEC Guide 22 and CEN CENELEC EN 45014 Manufacturer s Name and Location Gamry Instruments 734 Louis Drive Warminster PA 18974 USA This declaration is for the Gamry Instruments product models eQCM 10M The declaration is based upon compliance with the followi
13. OM SpecificatiOMS o oononocnnonnnnnocononinncononononnnon o cnn cnn ncn conocio nc nc nn nrnncnncanccnnnns 6 3 Appendix B CE C rtificatenassi sonia Teh iE E ti AE E AE E nie ane E At 6 4 Decl ration of Conformity sngat arnai ob aa a oeni i ns 6 4 Comprehensive Index rimaire e a a a a a aaa 7 1 Chapter 1 Safety Considerations Inspection Chapter 1 Safety Considerations Your eQCM 10M has been supplied in a safe condition This chapter of the eQCM 10M Operator s Manual contains some information and warnings that you must follow to insure continued safe operation of the eQCM 10M Inspection When you receive your eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance you should inspect it for evidence of shipping damage If any damage is noted please notify Gamry Instruments Inc and the shipping carrier immediately Save the shipping container for possible inspection by the carrier WARNING An eQCM 10M that has been damaged in shipment can be a safety hazard Do not operate damaged apparatus until a qualified service technician has verified its safety Tag a damaged eQCM 10M to indicate that it could be a safety hazard Product Safety The eQCM 10M has been designed tested and certified to meet the requirements of EN 61010 Safety requirements for electrical equipment for measurement control and laboratory use As defined in this standard it is a Category apparatus designed for connection to circuits o
14. ard High Speed USB A B cable A suitable cable was shipped with your instrument If this cable has been lost you can get a replacement at almost any computer retailer The replacement cable should be rated for USB 2 0 high speed USB operation An A B USB cable has different connectors on each end The end with a wider rectangular shaped connector plugs into a USB port on your computer or a similar port on a USB hub The end with a nearly square connector plugs into the USB port on the eQCM 10M see Figure 4 3 Figure 4 3 Rear Panel of the eQCM 10M with USB Cable The USB connection can be hot plugged This means both the computer and the eQCM 10M can be powered up before the USB cable is plugged in Unlike many other instrument system connections you need not power down the system before plugging in the USB You can also safely remove the USB cable without powering down the eQCM 10M and your computer Be aware however that this may have undesirable consequences if the system is currently taking data or performing an electrochemical experiment Chapter 4 Installation 1st Time Device Installation in Windows 1 Time Device Installation in Windows Installation in Windows 7 is automated once the proper drivers have been installed No user interaction is necessary When an eQCM 10M is first connected to a computer running Windows XP SP3 or Windows Vista the Windows Plug and Play Manager will see the new device but will
15. assis including PC board traces Always remove the power connection before opening the case 1 3 Chapter 1 Safety Considerations Emission Warning Emission Warning Your eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance generates uses and can radiate radio frequency energy The radiated levels are low enough that the instrument should not create an interference problem in most industrial laboratory environments The eQCM 10M has been tested for both radiated and conducted RF interference and has been found to be in compliance with EN 50081 1 55011 and 55022 and 61000 4 3 Electrical Transient Sensitivity Your eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance was designed to offer reasonable immunity from electrical transients including transients on the incoming AC Mains supply and Electrostatic Discharge It has been tested for compliance with EN 580082 2 61010 1 and EN 61010 2 081 The eQCM 10M is not rated for continuous use when subject to ESD events It should suffer no permanent damage when subject to the standard ESD events defined in EN61000 4 2 but may cease normal operation until it is powered down and restarted In severe cases the instrument could malfunction as a result of electrical transients such as a static discharge If you are having problems in this regard the following steps may help If the problem is static electricity sparks are apparent when you touch the in
16. eOQCMELT Impedance Scanning Electrochemical Quartz Crystal Microbalance CAMRY eQCMina Impedance Scanning Electrochemical Quartz Crystal Microbalance Operator s Manual Copyright 2012 Gamry Instruments Inc Revision 1 2 August 27 2012 If You Have Problems Please visit our service and support page at www gamry com service support This page contains information on installation software updates and training It also contains links to the latest available documentation If you are unable to locate the information you need from our website you can contact us via email using the link provided on our website Alternatively you can contact us one of the following ways Internet www gamry com service support Telephone 215 682 9330 9 00 AM 5 00 PM US Eastern Standard Time 877 367 4267 Toll Free US amp Canada Only Please have your instrument model and serial numbers available as well as any applicable software and firmware revisions If you have problems in installation or use of a system containing an eQCM10M it would be helpful if you called from a phone next to your computer where you can type and read the screen while talking to us We will be happy to provide a reasonable level of free support for registered users of the eQCM10M Reasonable support includes telephone assistance covering the normal installation use and simple customization of a computerized system containing an eQCM10M connected to a Wi
17. econd or High Speed 480 Mbits second USB transfers It must be compatible with Revision 1 1 or Revision 2 0 of the USB specification Plug amp Play System Configuration The eQCM 10M is completely compatible with the Windows Plug amp Play configuration system Like most Plug amp Play hardware it is best if you install the software for the eQCM 10M before you install the hardware A Setup program will normally startup automatically when you place the Gamry Instrument s Software CD into the CD drive on your computer Consult Gamry s software installation manual if you need assistance accessing the Setup program or choosing options in its menus Chapter 4 Installation Power Cord and Power Connection Figure 4 2 Rear Panel of the eQCM 10M iceable parts inside od if opened Power Cord and Power Connection The eQCM 10M does not plug directly in the AC mains supply Instead the mains are connected to an external power supply which supplies a regulated 12 volt DC output This regulated DC is then connected to the DC power input jack on the rear of the instrument The external power supply provided with the instrument is rated for operation from 100 to 240 V AC at frequencies from 50 to 60 Hz It should therefore be useable worldwide The eQCM 10M external supply is supplied with a line cord suitable for use in the United States In other countries you may have to replace the line cord with one suitable for your electrica
18. ill work to its full specifications If you have to use the eQCM 10M with a different supply make sure that the supply is regulated has an output between 10 and 14 volts and supplies 2 5 amps of load current Caution Power input voltages less than 10 volts or greater than 14 volts can damage the eQCM 10M Power Switch The Power Switch is located to the right the Power In jack Normally the DC Power is connected before the Power Switch is turned ON However no damage will occur if this switch is already in the ON position when the DC Power In cable is connected or the AC power input is connected to the external power supply Chapter 6 Panel Indicators and Connectors Rear Panel Chassis Ground The rear panel Chassis Ground is intended for one use only See Chapter 1 for safety information concerning this connection A black banana plug to banana plug lead has been provided with your eQCM 10M You may find it useful when making this earth ground connection USB Port The USB port on the rear panel of the eQCM 10M is a Type B connector as defined in Revision 1 1 and 2 0 of the USB Specification You use a standard shielded Type A B cable to connect this port to a computer s USB port or a USB hub preferably an externally powered hub The two ends of a Type A B cable are different The more rectangular end plugs into the computer and the more square end plugs into the instrument A suitable USB cable was included with your eQC
19. l outlet type You must always use a line cord with a CEE 22 Standard V female connector on the apparatus end of the cable This is the same connector used on the US standard line cord supplied with your instrument See Chapter 1 for specific safety information regarding line cord selection The DC output cord from the external power supply plugs into the DC Power input jack on the rear panel of the eQCM 10M see Figure 4 2 CAUTION Only use the supplied 12 volt DC power supply for the eQCM 10M Connection of a 24 volt DC power supply such as the one supplied with a Reference 600 or Reference 3000 will cause damage to the unit Power Up Test Before you make any other connections to your eQCM 10M you should check that the instrument is at least nominally functional One quick test is to power up the eQCM 10M and watch the blue power LED indicator on the front panel see Figure 4 1 After connecting DC power to the instrument turn on the Power switch on the rear panel see Figure 4 2 The Power LED should go on and remain on The status of the other LED indicator is not important at this time 4 3 Chapter 4 Installation USB Cabling If the power LED goes on then turns off and does not come on the eQCM 10M is not working properly Contact Gamry Instruments or your local Gamry Instruments representative as soon as possible if this power up test fails USB Cabling The eQCM 10M connects to the computer using a stand
20. n improper connection can create a safety hazard which could result in personal injury or death Temperature and Ventilation Your eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance was designed for indoor use at ambient temperatures between 0 C and 45 C Caution Do not block the airflow around the instrument chassis While the circuitry should suffer no damage due to excessive heat the enclosure may become uncomfortably hot to the touch with insufficient air flow aorund the chassis Be careful when operating the instrument in an enclosed space such as an enclosed relay rack or NEMA enclosure The temperature within the enclosure must not exceed 45 C You may need to provide ventilation holes or even forced air cooling for the enclosed space if excessive temperature rise occurs Chapter 1 Safety Considerations Defects and Abnormal Stresses Defects and Abnormal Stresses You should treat your eQCM 10M as potentially hazardous if any of the following is true of the unit e it shows visible damage e it does not operate properly e it has been stored for a long period of time under unfavorable conditions e it has been dropped or subjected to severe transport stress e it has been subjected to environmental stress corrosive atmosphere fire etc Do not use your eQCM 10M or any other apparatus if you think it could be hazardous Have it checked by qualified service personnel Environmental Limits Note that
21. nager Steps for getting to the Device Manager can vary by operating system so check your operating system s online help for more specific information on how to get to the Windows Device Manager Under Windows XP right clicking on the My Computer icon and selecting Properties brings up the System Properties dialog box Select the Hardware Tab and then click on the Device Manager button This should bring up the Device Manager screen Clicking on the sign next to Gamry Instruments should expand the tree view to give you a screen that looks similar to the following figure Figure 4 6 Device Manager Window F T Device Manager 4 El xs g File Action View Help H amp 4 y Grew gt gi Computer gt y Disk drives AL Display adapters gt i DVD CD ROM drives 2 Gamry Instruments Devices fa Gamry eQCM Instrument Command i fs Gamry eQCM Instrument Data fa Gamry PCM Series G Family Instrument b Bi Human Interface Devices gt Eg IDE ATA ATAPI controllers gt lt a Keyboards gt A Mice and other pointing devices b A Monitors You can now right click on any of the Devices listed under Gamry Instruments and select Properties to look at or change its configuration An example is shown below in Figure 4 7 Chapter 4 Installation Device Manager Figure 4 7 Device Properties F T Gamry PCI4 Series G Family Instrument Properties E Gener Device
22. ndows compatible computer A service contract that extends both the hardware warranty and software update period is available at an additional charge Software updates do not include software enhancements offered to our customers at additional cost Enhancements to the eQCM10M and Gamry s standard applications software that require significant engineering time on our part can be performed on a contract basis Contact us with your requirements Limited Warranty Gamry Instruments Inc warrants to the original user of this product that it shall be free of defects resulting from faulty manufacture of the product or its components for a period of two years from the original shipment date of your purchase Gamry Instruments Inc makes no warranties regarding either the satisfactory performance of the eQCM 10M including the software provided with this product or the fitness of the product for any particular purpose The remedy for breach of this Limited Warranty shall be limited solely to repair or replacement as determined by Gamry Instruments Inc and shall not include other damages Gamry Instruments Inc reserves the right to make revisions to the system at any time without incurring any obligation to install same on systems previously purchased All system specifications are subject to change without notice There are no warranties which extend beyond the description herein This warranty is in lieu of and excludes any and all other war
23. nel can be seen in Figure 4 Quartz Crystal Holder Connector The Quartz Crystal Connector is a male BNC type connector that is used to connect the eQCM 10M to an electrochemical test cell It is normally used with a Gamry Instruments supplied cell cable The Power LED The Power LED is located on the right of the eQCM 10M front panel It normally glows a steady blue when the eQCM 10M is turned on When the Power LED is off either e The rear panel power switch is off e There is no DC 12 volt supply connected to the rear panel DC Power In connector e The external DC power supply has no input power or is malfunctioning The Data LED The Data LED is located just right of the Power LED It is a green LED and will be blinking during data acquisition Higher data acquisition rates may make the LED appear lighted continuously Rear Panel The rear panel contains one switch and three connectors A picture of the eQCM 10M rear panel can be seen in Figure 4 Power In Jack The eQCM 10M derives all of its power from 12 volts DC input through the Power In jack The input current is less than 3 amps We recommend that you always use the external power supply supplied with your eQCM 10M to supply DC power to the instrument This supply is rated for operation from 100 to 240 volts AC at frequencies from 50 to 60 Hz It should therefore be useable worldwide While an eQCM 10M may work with other power sources we cannot guarantee it w
24. ng directives EMC Standards Class Criteria EN 61000 4 2 EMC Electrostatic discharge Immunity EN 61326 EMC Radiated Emissions A BES OOO A O EN 50081 1 Electromagnetic compatibility interfering emissions Part 1 Residential AA areas EN 55011 Industrial scientific and medical ISM radio frequency equipment Electromagnetic disturbance characteristics Limits and methods of measurement IEC CISPR 11 1997 A1 1999 A2 2002 B O O A O EN 55022 Conducted and radiated emission test EN 50082 2 Electromagnetic compatibility Generic immunity Standard Part 2 Industrial environment EN 61000 4 3 Radiated Field Immunity A o A AAA Safety Standards use Part 1 General requirements EN 61010 2 081 Safety requirements for electrical equipment for measurement control and laboratory use Part 2 Particular requirements for automatic and semiautomatic laboratory equipment for analysis and other purposes D November 17 2010 Signature Date Dr Gregory A Martinchek PhD Formal signed declaration is on file at Gamry Inc Title President Comprehensive Index Comprehensive Index AC adapter 1 1 CE Compliance 1 4 cell cable 5 1 Chassis Ground 6 2 cleaning 1 3 computer 2 1 computer requirements 4 2 contract engineering iv conventions notational 2 1 Data LED 6 1 double insulation 1 1 4 1 electrical transients 1 4 EMC 1 4 enclosed space 1 2 environmental limits 1
25. r your location This AC line cord connects the AC mains to the AC power adapter If your instrument has been provided without an AC line cord or a cord that is not compatible with your local AC mains socket obtain a line cord certified for use in your country Contact your local Gamry Representative or Email to techsupport gamry com if you are uncertain what AC line cord to use Grounding in the eQCM 10M A Chassis Ground binding post on the rear panel of the eQCM 10M is provided for a connection to earth ground Simply run a wire from this binding post to a suitable source of earth ground A black 1 2 meter wire is provided to facilitate this connection NOTE Sources of earth ground include e Most metal water pipes e the chassis of most electronic apparatus which are generally earth grounded and e the protective ground terminal of an AC Mains power plug We recommend that you discuss grounding with an electrical or electronics professional prior to making this earth ground connection Note this connection of the instrument to an earth ground is not a Protective Earth Ground as defined in EN 61010 This binding post is not intended for any use other than connecting the eQCM 10M to an earth ground to improve shielding against noise Connecting this binding post to a hazardous voltage can create a significant safety hazard WARNING Do not connect the chassis ground binding post to any voltage other than earth ground A
26. ranties or representations expressed implied or statutory including merchantability and fitness as well as any and all other obligations or liabilities of Gamry Instruments Inc including but not limited to special or consequential damages This Limited Warranty gives you specific legal rights and you may have others which vary from state to state Some states do not allow for the exclusion of incidental or consequential damages No person firm or corporation is authorized to assume for Gamry Instruments Inc any additional obligation or liability not expressly provided herein except in writing duly executed by an officer of Gamry Instruments Inc Disclaimers Gamry Instruments Inc cannot guarantee that the eQCM 10M will work with all computer systems operating systems and third party software applications hardware software The information in this manual has been carefully checked and is believed to be accurate as of the time of printing However Gamry Instruments Inc assumes no responsibility for errors that might appear Copyrights eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance Operator s Manual copyright 2012 Gamry Instruments Inc all rights reserved Gamry Framework copyright 1989 2012 Gamry Instruments Inc all rights reserved Reference 600 Reference 3000 PC4 PCI4 eQCM 10M Gamry Framework PHE200 and Gamry are trademarks of Gamry Instruments Inc
27. roximation A D converter ADC The PLD then performs some low level math functions and delivers the data to a ground isolated ISO USB interface USB Chapter 4 Installation Initial Visual Inspection Chapter 4 Installation This chapter of the Gamry Instruments Inc eQCM 10M Operator s Manual covers normal installation of the instrument Figure 4 1 View of an eQCM 10M Initial Visual Inspection After you remove your eQCM 10M from its shipping carton you should check it for any signs of shipping damage If any damage is noted please notify Gamry Instruments Inc and the shipping carrier immediately Save the shipping container for possible inspection by the carrier Warning The reinforced insulation that keeps the operator from accessing the hazardous live voltages in the instrument can be rendered ineffective if the eQCM 10M is damaged in shipment Do not operate damaged apparatus until a qualified service technician has verified its safety Tag a damaged eQCM 10M to indicate that it could be a safety hazard Warning If the eQCM 10M is taken from a cold location for example outdoors in winter conditions to a warm humid location water vapor could condense on the cold surfaces inside the instrument possibly creating a hazardous condition Before connecting power to a cold eQCM 10M allow at least one hour for the instrument to warm at room temperature Chapter 4 Installation Physical Location
28. strument or it s cables e Placing the instrument on a static control work surface may help Static control work surfaces are now generally available from computer supply houses and electronics tool suppliers An antistatic floor mat may also help particularly if a carpet is involved in generating the static electricity e Air ionizers or even simple air humidifiers can reduce the voltage available in static discharges If the problem is AC power line transients often from large electrical motors near the instrument e Try plugging your eQCM 10M into a different AC power branch circuit e Plug your eQCM 10M into a power line surge suppressor Inexpensive surge suppressors are now generally available because of their use with computer equipment Contact Gamry Instruments Inc if these measures do not solve the problem CE Compliance The European Community has instituted standards limiting radio frequency interference emitted by electronic devices setting limits for susceptibility of apparatus to RF energy and transient events and mandating safety requirements The eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance has been tested to comply with these standards The relevant CE regulations include EN 61010 and EN 61326 RoHS Compliance The eQCM 10M Impedance Scanning Electrochemical Quartz Crystal Microbalance has been built using lead free components and lead free solder It is in compliance with the European RoHS
29. sual INSPECtiON c c ccesiedecasntesecestieetcectteseuecnstenedestieesyecdtibecdseuibeeedsatneceadbondeceeweuteve 4 1 Physical LOCO tira ies sa add 4 2 Computer Requirements iiien bein ade A cesta petebaac dd ENEA Ara SAES 4 2 Plug amp Play System Configuration sssini ienaiiino ae a a nan ccn conos 4 2 Power Cord and Power Connection ccccescesceseeeseeeseeseseeeseeeeeeeeneeeaeesaeessaesaecnaecnaeeeaeens 4 3 PowerUp Teil a da tt 4 3 WSBi Cabling ita ta od ade choos bested seas 4 4 1 Time Device Installation in WindOWS ssseseceseceseceseceeeeeeeeesaeeeseesseeseeeseneeeaeeeaaeeaaes 4 5 Device Manager u ae anoa rE RORE oes ihees avin the ida 4 7 Chapter 5 7 Cell Connections a a A a a a a a 5 1 Normal Gell Connections anisa a aeia aa a eek aia de 5 1 Quartz Crystal Installation accio ie ae a a iian a dd 5 2 Chapter 6 Panel Indicators and Connectors 0 0 00 cece cece eeeeeeceseseeeeascaeeseeesscnaeseeeesseaeeaeeeeseas 6 1 Front Panel o lh aa hh as e is ie hatha toate ieee 6 1 Quartz Crystal Holder Connector ccc e cee eeecceeecneeseeesesetescnaeseeeeseaeeneeeeeel 6 1 The Power PED ios iiieseaisassoctapsucesecidicesstatuceeestausoeea ardid slats data 6 1 The Data LED nic dalla 6 1 Rear Panel A A EL he eta Ad 6 1 POWER I EE izes casara inicien aad 6 1 Power Switch 43 s tech tends ceeds Mid meena thd tails i eeehd sealed 6 1 Chassis Ground sensed oie ye dente dl A ds ada 6 2 USB Poltica 6 2 Appendix A eQCM T
30. ther than the power mains The instrument contains a limited amount of internal circuitry that is at hazardous live voltages as defined in EN 61010 the standard mentioned above Reinforced insulation again defined in EN 61010 is used to reduce the risk of electrical shock due to this hazardous live voltage As a generalization input and output voltages in the eQCM 10M are limited to 12 volts This voltage level is considered safe The AC Adapter supplied with the instrument is certified under EN 60950 The AC Adapter converts the AC mains voltage to 12 volts DC which is used to power the instrument You should always use the AC adapter power brick supplied with your eQCM 10M to supply DC power to the instrument Warning Do not use a DC power source other than the AC adapter model provided with your eQCM 10M Other replacements may void the performance and or safety characteristics of the eQCM 10M AC Mains Connection to the Power Brick The eQCM 10M does not connect directly to an AC Mains supply Instead the mains are connected to a desktop AC adapter power brick which outputs 12 volts DC which in turn powers the instrument NOTE The instrument s AC Adapter is rated for operation from 100 to 240 volts AC 50 to 60 Hz It should therefore be useful throughout the world Chapter 1 Safety Considerations Grounding in the eQCM 10M The instrument is normally provided with an AC line cord suitable fo
31. ystal with Plastic Insulator Figure 5 3 Connection of Metal Adapter Next place the crystal with the working face upward on the bottom of the Teflon cell see Figure 5 4 Chapter 5 Cell Connections Quartz Crystal Installation Figure 5 4 Placement of Crystal and Holder on Cell Bottom Place the main body of the cell over top of the crystal invert and use the four supplied screws to hold the bottom and body of the cell together see Figure 5 5 Figure 5 5 Assembly of Cell Do not over tighten or you may damage the threads or the crystal Lastly insert the leads from the crystal into the ceramic adapter on the BNC cable being sure to connect the black lead to the quartz crystal lead below the black dot on the Teflon cell see Figure 5 6 Chapter 5 Cell Connections Quartz Crystal Installation Figure 5 6 Connection of Cell to Ceramic Adapter You were also supplied with a black plug cable that gives you the ability to connect the working electrode of a potentiostat to the quartz crystal Plug the small end of the cable into the W E on the front panel of the eQCM 10M next to the BNC connector see Figure 5 7 Connect the working and working sense leads of your potentiostat to this cable Figure 5 7 Connection of Working Green and Working Sense Blue Leads to Crystal A binding post on the rear panel of the eQCM 10M is provided for grounding purposes A water pipe can be a suitable source of

Impedance Scanning Quartz Crystal Microbalance Operators Manual

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