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Manual 1.0

PG 310/PG 390
PG 340

Potentiostat / Galvanostat

Содержание PG 310

Страница 1: ...Manual 1 0 PG 310 PG 390 PG 340 Potentiostat Galvanostat...

Страница 2: ...24 0606 47 Keddy Bridge Road Fax 1 902 624 0310 R R 2 Web Site http www heka com Mahone Bay NS B0J 2E0 Email nasales heka com Canada support heka com HEKA Instruments Inc Phone 1 516 882 1155 2128 Bel...

Страница 3: ...1 5 Unpacking 4 1 6 Computer Requirements 4 1 6 1 Windows 4 1 6 2 Macintosh 4 1 7 Support Hotline 5 2 Description of the Hardware 7 2 1 Characteristics 7 2 1 1 Power Requirements 7 2 1 2 Dimensions 7...

Страница 4: ...ntrolling the PG 310 390 Main Functions 20 4 1 1 Cell Connection 20 4 1 2 Potential Current settings 21 4 1 3 Filter Settings 23 4 1 4 Additional Settings 26 4 1 5 Cell mode 27 4 1 6 Auto Range 27 4 1...

Страница 5: ...trol Amplifier 39 5 2 Galvanostatic Mode 42 5 2 1 IR Compensation 43 6 Appendix I Technical Data 45 6 1 PG 300 Series 45 6 1 1 Digital I O Connector 45 6 1 2 Digital In Connector 46 6 1 3 Digital Out...

Страница 6: ......

Страница 7: ...needs of testing industrial electrodes and scientific research The versatility of the amplifier and its superb technical specifications make the PG 300 the instrument of choice for all electrochemica...

Страница 8: ...ed by the software Potmas ter and combined with a computer is equivalent to a fully equipped set up which includes a potentiostat galvanostat digital storage oscilloscope vari able analog filter sophi...

Страница 9: ...or manufacture of the PG 300 meet reasonable standards for use as a medi cal product As stated in the HEKA Limited Warranty Statement supplied with each product HEKA expressly disclaims all warranties...

Страница 10: ...returned for service 1 6 Computer Requirements 1 6 1 Windows Pentium 4 or faster processor Windows 2000 XP or Vista Available USB 2 0 Hi Speed port 480 Mbits second CD ROM or internet access 1 6 2 Ma...

Страница 11: ...Potmaster The program version number v2 30 v2 32 Your operating system and its version MacOS 10 4 Windows XP Prof etc Your type of computer Mac G5 Pentium 4 1 8 GHz etc Your acquisition hardware if a...

Страница 12: ...6 Introduction http www heka com...

Страница 13: ...rack assembly Weight 12 2 kg 27 lb 2 1 3 True Plug and Play Simply connect the PG 300 to an available Hi Speed USB 2 0 port on the host computer system using the supplied USB cable The computer will...

Страница 14: ...peed USB 2 0 port and an external cable connection between the units This external connection is used to synchronize the acquisition clocks of the units and is made with a standard CAT5 patch cable A...

Страница 15: ...e Bessel filter Slew rate 10 V s Bandwidth 1 MHz in 1 mA range at 3dB Phase shift 10 at 200 kHz 2 1 9 1 Low Current Preamplifier The input circuitry is contained in a hybrid integrated circuit availab...

Страница 16: ...current is negative if reduction is taking place Positive current is anodic that is a current is defined as positive if oxidation is taking place The current monitor and the monitor display are consi...

Страница 17: ...ith the PG 300 Digital I O TTL level digital input and output lines are available here for the control and monitoring of digital signals Trigger In Input for an external trigger to start data acquisit...

Страница 18: ...al connector must be used DA and AD connectors The BNC connectors to the built in laboratory interface LIH 8 8 are grouped into Digital to Analog DA converter outputs and Analog to Digital AD converte...

Страница 19: ...by remote control if the hardware standby button is pressed Hence be sure that the hardware standby button does not flash while an experiment is being performed This button can be used to disconnect...

Страница 20: ...External Input Signals from an external stimulus source are applied here they can be summed with the internal stimulus if desired The com bined stimulus signal is passed through a 2 pole filter to rou...

Страница 21: ...ostat galvanostat is a complex instrument the organization of its analog part is straightforward and depicted in the following figure The succeeding paragraphs discuss the PG 300potentio stat galvanos...

Страница 22: ...16 Description of the Hardware http www heka com...

Страница 23: ...o a properly grounded AC receptacle Improper grounding of the PG 300 could result in an electrical shock hazard It is advisable to plug all equipment into a common outlet strip This will minimize powe...

Страница 24: ...must be made using standard CAT5 patch cables Important note Please note that the sync clock is a high frequency signal The shortest possible length patch cable should be used 6 Before powering up ple...

Страница 25: ...4 The Control Software The Potentiostat window is used for controlling adjusting and displaying the amplifier settings The window might differ depending on the type...

Страница 26: ...rating modes The Potentiostat window has three different Panes Monitor Tuning and Show All to allow switching between the display of different sets of controls Monitor Shows only the most important pa...

Страница 27: ...e Initial Potential value to the actual Open Cell Potential Note It is also possible to switch to the Standby mode by pressing the 0 key of the numeric keypad 4 1 2 Potential Current settings E cell C...

Страница 28: ...from 100pA to 100nA are se lectable The Auto Range mode is also available see below If the High Current Booster Hcb 20 is connected the 20 A range is selectable The current range is calculated by mul...

Страница 29: ...ontrol Amplifier Bandwidth Stimulus Filter Voltage Filter Current Filter This filters can be set either manually or automatically The Notch Filter has to be switched manually by the user in any case F...

Страница 30: ...ax The possible settings depend on the Pg 310 390 Potentiostat version If you are using a Pg 310 390 Potentiostat Galvanostat with a A or B labeled serial number the low frequency bandwidth of 10 Hz w...

Страница 31: ...l be a nearly smooth line with a phase shift of about 90 percent of the step length i e of the sample interval Voltage Filter The voltage output U cell monitor can be filtered by a 3 pole Bessel filte...

Страница 32: ...range 0 to 1 M and will be effective only when IR Comp is On see also PG310 390 Manual IR Compensation Ext Input The External Input front panel of the Pg 310 390 is scaled by a selectable factor rang...

Страница 33: ...between which the potentiostat controls the voltage 4 1 6 Auto Range During a sweep Potmaster can adjust the current range to higher or lower ranges if the cur rent was out of bounds This function is...

Страница 34: ...hapter Macros Record corresponds to Start Recording The macro buttons corresponds to Execute 1 7 Clicking on an empty macro after recording and choosing Assign and name recorded macro corresponds to S...

Страница 35: ...ro instruc tions of the selected macro into the macro being recorded This avoids the problems of recursive macros i e macros calling each other and causing an infinite loop Assign and name recorded ma...

Страница 36: ...at window Ampl Mode switch set E I init This feature ensures that by switching the Ampli fier Mode between potentiostatic and galvanostatic no current or voltage leap will occur Thus in the po tentios...

Страница 37: ...save the macro Beep Plays the system sound In recording a macro it is useful to acous tically indicate the end of an experiment or other events Macros 8 39 Buttons for all macros with index numbers hi...

Страница 38: ...s connecting two external preamplifiers and makes innovative microelectrochemical technologies possible as generator and collector electrode mode for a Scanning Electrochemical Microscope SECM The Pg...

Страница 39: ...40 and the current flowing through the cell is displayed as I Cell In the galvanostatic mode the current flow through the cell is controlled by the Pg 340 and the respective cell potential is shown in...

Страница 40: ...the DISC and the RING electrode Stimulus Filter which is active only with the DISK electrode 4 3 4 Additional Settings The IR compensation in the 3 Electrode Mode as well as in the 4 Electrode Mode a...

Страница 41: ...and RING and reference electrodes This commonly used mode is the default setting The 4 Electrode Mode provides two distinct reference electrodes Refer ence I and Reference II on the front panel of Pg...

Страница 42: ...36 The Control Software http www heka com...

Страница 43: ...working electrode is recorded The connection of the electrochemical cell to the PG 500 potentiostat galvanostat is possible in three different cell modes and can be controlled manually or by the Potp...

Страница 44: ...d and monitored as the VOLTAGE Monitor signal Furthermore the high resistance reference electrode input input impedance of 100 G is very sensitive to any capacitive load or change in those electrode l...

Страница 45: ...as high as the potential drop across the current sensing resistor 5 1 3 Control Amplifier The control amplifier circuit is basically a 20 V 2 A PG 510 or 90 V 1 A PG 590 power operational amplifier Th...

Страница 46: ...the setting of the Ru compensation control on the current amplifier positive feedback compensation In the PG 500 series potentiostat a voltage compensation based on this positive feedback compensation...

Страница 47: ...that the uncompensated resistance can be defined only as a frac tion of the resistance across which the current is determined as a voltage As a consequence the highest compensation resistance as well...

Страница 48: ...nostatic measurements the connections between the cell and the potentiostat galvanostat system are the same as those for potentiostatic operation The functions of the three amplifiers control current...

Страница 49: ...f the compensation signal is determined by the setting of the Ru compensation control on the current amplifier positive feedback compensation In the PG 300 series potentio stat galvanostat a voltage c...

Страница 50: ...gnal coming from the differential amplifier Reference Electrode I vs Reference Electrode II that is 0 110 V corrected for the amount of IR compensation thus 200 A 50 0 010 V Please note that the uncom...

Страница 51: ...or carry TTL compatible signals The connector is intended to connect other HEKA devices such as the TIB 14 to the PG 300 For other purposes the Digital In connector and the Digital Out connector shoul...

Страница 52: ...6 2 Digital I O connector of the PG 300 6 1 2 Digital In Connector The Digital In connector at the rear panel can be used to read TTL trigger signals from external devices Figure 6 3 Digital In connec...

Страница 53: ...panel of the PG 300 amplifiers can be used to trigger external devices which require TTL inputs The signals of pin 21 OUT 0 to 23 OUT 2 can also be accessed from the BNC trigger outputs at the front p...

Страница 54: ...onnector is intended to connect other HEKA devices such as the TIB 14 to the PG 300amplifier For other purposes the Digital In connector and the Digital Out connector should be used PIN 1 of the 40 pi...

Страница 55: ...Figure 6 7 Digital In connector of the PG 300USB 6 2 3 Digital Out Connector The Digital Out connector at the rear panel of the PG 300 amplifiers can be used to trigger external devices which require...

Страница 56: ...50 Appendix I Technical Data Figure 6 8 Digital Out connector of the PG 300USB http www heka com...

Страница 57: ...ilter 25 Delay Macro Execution 31 Description of the Hardware DC Characteristics 8 Dimensions 7 Dynamic Data 9 Galvanostatic Mode 9 Initial Potential 10 Potentiostatic Mode 9 Power Requirements 7 Weig...

Страница 58: ...11 rear panel 11 Polarity Conventions 10 Potential Monitor 21 Potentiostat 20 Cell 21 33 Initialize 26 Macro 28 OCP 21 33 Standby 21 33 Potentiostatic Mode 38 power switch 11 rear panel connectors 11...

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