Gamry Instruments EIS Box Operator'S Manual Download Page 1

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EIS Box™

Instrument

Operator

’

s Manual

2018 Gamry Instruments, Inc.

Revision 1.0
November 1, 2018
Gamry P/N 988-00071

Summary of Contents for EIS Box

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Page 3: ...in installation or use of a system containing an EIS Box please try to call 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...

Page 4: ...ny 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...

Page 5: ...truments Inc assumes no responsibility for errors that might appear Copyrights EIS Box Instrument Operator s Manual copyright 2018 Gamry Instruments Inc all rights reserved Gamry Framework copyright 1...

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Page 7: ...Cell Control 19 Communications Overview 19 Chapter 4 Installation 21 Initial Visual Inspection 21 Physical Location 21 Computer Requirements 22 Quick Start Guide for System Installation 22 Software I...

Page 8: ...erential Electrometer 43 Voltage Measurement 43 Current to Voltage Converter 44 Current Measurement 44 Environmental 44 General 44 Channel Characteristics 45 Appendix B EIS Box Cell Connectors 47 Appe...

Page 9: ...cuitry does not contain voltages higher than 15 V DC Generally input and output voltages in the EIS Box are limited to 9 V This voltage level is considered safe The EIS Box is normally provided with a...

Page 10: ...y and other surge events such as lightning Warning Never connect the Protective Ground and System Ground if the electrochemical system you are testing is earth grounded Two earth ground connections in...

Page 11: ...l Stresses Treat your EIS Box as potentially hazardous if any of the following is true of the unit It shows visible damage It does not operate properly It has been stored for a long period of time und...

Page 12: ...se isopropyl alcohol Do not use a wet rag or allow fluid to enter the EIS Box enclosure Do not immerse the EIS Box in any type of cleaning fluid including water Do not use any abrasive cleaners Servic...

Page 13: ...ectrical equipment for measurement control and laboratory use EMC Requirements describing acceptable limits for electrical transient susceptibility in laboratory test equipment It should continue to o...

Page 14: ...Safety Considerations 14...

Page 15: ...esigned to for battery testing via electrochemical impedance spectroscopy up to eight cells The EIS Box excels at electrochemical impedance testing of small to medium sized single cell energy storage...

Page 16: ...t software Software and Applications The EIS Box supports Gamry Instruments electrochemical impedance spectroscopy software under the Framework system Typical applications for the EIS Box include Rese...

Page 17: ...ts from other general purpose switching devices The EIS Box is integrated into all Gamry Instruments electrochemical impedance spectroscopy applications that run under the Gamry Instruments Framework...

Page 18: ...ritical component of the system It controls the EIS Box by sending it simple commands through an ethernet or USB connection The most important function of these commands is to select which cell is act...

Page 19: ...l An EIS Box contains eight channels A channel includes cell switching relays The term cell is used when only the cell switching portion of a channel is being discussed Inactive Cell The term inactive...

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Page 21: ...o the rear of the instrument because some cable connections are made from the rear The EIS Box is generally operated in a flat position see Figure 4 1 Operation in other orientations is possible as lo...

Page 22: ...ation so the information provided below is always subject to change Software Installation The EIS Box is compatible with the Windows Plug Play configuration system Like most Plug Play hardware it is b...

Page 23: ...r of the EIS Box Fig 4 2 The power supply provided inside the EIS Box is rated for operation from 100 to 240 V AC at frequencies from 47 to 63 Hz It should therefore be useable worldwide The EIS Box i...

Page 24: ...status of the other LED indicators is not important at this time Ethernet Cables The EIS Box connects to the computer using a shielded CAT5E Ethernet cable see figure below The Ethernet connection sho...

Page 25: ...USB cable Cell Cable Installation The Cell Cables connect pairwise to two 15 pin D type connectors located on the front of the EIS Box see Figure 4 1 for each channel There are two cables per channel...

Page 26: ...brate instruments connected to the system Framework Device Status Bar By default the Gamry Framework shows a Device Status Bar under its main menu see Figure 4 3 If you do not see the Device Status Ba...

Page 27: ...dles most of the functions of the EIS Box The second is the Communications Firmware This program handles the communications between your EIS Box and the host computer The third is the PLD firmware whi...

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Page 29: ...em A calibration utility is provided with the Gamry Framework The calibration for the EIS Box is divided into two sections Instrument DC Calibration and cable calibration Gain access to these calibrat...

Page 30: ...been serviced You notice breaks or discontinuities in the data curves recorded with your system The system is being run in an environment that is very different from the previous operating environmen...

Page 31: ...ery EIS Box is shipped with eight pairs of standard shielded cell cables The Gamry part number for the Current Cable is 985 00183 and the Sense Cable is 985 00184 They are both 3 m complex cables with...

Page 32: ...power amplifier If your cell is a typical glass laboratory cell all of the electrodes are isolated from earth ground In this case you may be able to reduce noise in your data by connecting the EIS Box...

Page 33: ...ence the term battery is used here to refer to all single cell or stacked electrochemical devices that can distribute energy Grounding errors on a battery can be particularly dangerous for they can re...

Page 34: ...resistance of a good fuse is very small Figure 6 3 Drawing of Fuse holder in the D Connector Hood Four replacement fuses should accompany every Counter Working cell cable shipped by Gamry Instruments...

Page 35: ...Utilities Set a Voltage on the Framework software s menu bar You see a Set a Voltage dialog box similar to this Figure 6 4 Setup Dialog Box for the Set a Voltage Script In the Voltage field enter a Vo...

Page 36: ...current readings are near zero and a red CA Overload indication may be seen at the bottom of the runner window If this test indicates an open fuse use the procedures described above to check both fus...

Page 37: ...ff There is no AC mains supply connected to the rear panel Power In connector One of the internal DC power supplies has failed Cell Connectors The EIS Box has two sets of eight cell cable connectors f...

Page 38: ...el LED is between each pair of Cell connectors The Channel LEDs glow amber whenever the EIS Box is actively applying voltage or current to the electrochemical cell attached to that channel Avoid touch...

Page 39: ...you can connect to the Chassis Ground jack Use a wire to connect the banana plug to earth ground A black banana plug to banana plug lead is provided with your EIS Box You may find it useful when makin...

Page 40: ...ess point to the protective earth ground in the EIS Box It is connected to the third wire in the AC power cord and to the EIS Box s metal chassis This binding post can be connected to an additional ea...

Page 41: ...on the left side of the EIS Box s rear panel It can be identified by the line cord connector built into it 3 Find the small slot on the right side of the AC input module near the line voltage setting...

Page 42: ...Make sure you have not inadvertently changed the AC line voltage setting which is displayed in a small window on the AC input module If the voltage shown is not the appropriate setting for the line v...

Page 43: ...Amplifier Compliance Voltage Min 6 5 V Note 1 Output Current Min 5 A Note 2 Unity Gain Bandwidth Typ 1050 250 43 4 4 0 5 kHz Note 3 Slew Rate Typ 10 4 4 0 7 0 07 0 007 V s Note 4 Differential Electrom...

Page 44: ...5 MHz Note 17 Current Measurement Resolution Typ 0 00333 FS bit Offset Range Typ 100 of range Post offset Gain Typ 1 10 100 Accuracy Typ Dominated by current to voltage error see above Environmental O...

Page 45: ...2 G resistor switched into the input and measuring the voltage difference with and without the input resistance 7 The differential impedance is measured between the Reference and Work Sense inputs Th...

Page 46: ...The specified I E Converter BW is measured at 5 mA I E Range 18 The total error in a voltage setting is Error DC Zero Offset Gain Voltage Setting For a 1 V signal the theoretical error can be as high...

Page 47: ...Ground The potentiostat s floating ground Can be used to shield the cell if very low currents need to be measured Also used as a shield for the counter electrode cable 5 12 Counter Connected to the c...

Page 48: ...the cell end of the cell cable 7 15 Work Sense Shield The shield for the work sense electrode input Driven to the same potential as Pin 8 Left open at the end of the cell cable 8 Work Sense Connected...

Page 49: ...Appendix C CE Certificate 49 Appendix C CE Certificate Certificate of Conformance...

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Page 51: ...fan speed 12 firmware update 29 Floating Ground binding post 11 41 42 Framework software 17 28 31 fuses 35 36 37 38 43 Gamry Framework 17 Gamry Instrument Manager 28 31 green cell lead 34 ground 49 50...

Page 52: ...52 Work Shield 49 Working electrode 33 34 35 39 49...

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