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16

Z33048_00_01

Getting Started

and 2D spectra. If this part contains spectral information, simply increase the spec-

tral width.

i

Note

: If you obtain reproducible “

spurious spikes

” in 1H spectra it may be due to an

unfavorable BF1 frequency. The Fourier DDS are “clean” for at least 200 ppm at around

300.18 MHz.

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Summary of Contents for Fourier 300

Page 1: ...Version Innovation with Integrity Fourier 001 NMR Fourier 300 Quick Start Installation Guide ...

Page 2: ...ed trademarks of their respective holders This manual was written by Diether Maier December 20 2011 Bruker Corporation Rheinstetten Germany P N Z33048 DWG Nr Z4D11877 For further technical assistance on the Fourier unit please do not hesitate to contact your nearest BRUKER dealer or contact us directly at BRUKER Corporation am Silberstreifen D 76287 Rheinstetten Germany Phone 49 721 5161 0 FAX 49 ...

Page 3: ...t the Console Has Booted 7 1 8 Copying the Probe Data to the PC System 8 1 9 Setting the Magnet to the Correct Field 9 1 10 Setting the Spin Safety Threshold 9 1 11 Initial Shimming 11 1 12 Finding the Lock Field and Phase 11 1 13 Manual Shimming to Lineshape 12 1 14 Converting the Parameter Set to the Actual BF1 12 1 15 Creating a Shim Map for Gradshim 13 1 16 ATP Tests and Customer Acceptance 14...

Page 4: ...4 Z33048_00_01 Table of Contents ...

Page 5: ...ed cooled down and that all the equipment for energizing that magnet is available on site Three test samples two spinners and a sample gauge are shipped with the system 3 CDCl3 in Chloroform lineshape 0 1 EB in CDCl3 1H SINO ASTM C13 SINO To shim the magnet and perform the ATPs test you will need to bring some additional samples Urea in DMSO Pulse Length adjustment 100mg or 1g Cholac in CDCl3 DEPT...

Page 6: ...3 is connected to the 1H connector on the rear of the console Z14331 is connected to the C13 connector on the rear of the console Z00116 is connected to the C13 connector of the probe Later models have just two external filters E1451420 is connected to the 1H connector to the rear of the console E1451430 is connected to the C13 connector to the rear of the console ...

Page 7: ... con sole contains the Ethernet hub and the DHCP server will not start if a network is not found 1 7 1 Verifying That the Console Has Booted This procedure takes 30 60 seconds provided the DCHP server is already running There is no visual indication on the console indicating that the console has booted but the easiest way to check is to see if the three main Ethernet devices main board lock and VT...

Page 8: ...1 09 01 ends 2 2038 01 19 03 14 06 tstp 2 2038 01 19 03 14 06 binding state active next binding state free hardware ethernet 00 00 ad 12 85 12 uid 001 000 000 255 022 205 022 Once you are sure that all three devices have booted you can start TopSpin Normally the PC will come with the hardware configuration CF having already been carried out If you receive an error message stating that one or more ...

Page 9: ...e magnet is being charged to the correct field and the cryo shims are adjusted 1 10 Setting the Spin Safety Threshold The spin has a safety function that shuts the spin off as soon as the Lift is turned on either manually or during the initialization of the sample changer In order to do this the analog sensor that monitors the spinner has to be calibrated The sensor has three volt ages for the thr...

Page 10: ...an be read while the sample is spinning 5 Set the sample down threshold voltage to about halfway between the lower of the two black white spin voltages and the empty spin voltage Everything is set correctly when the spin does not cut off during normal operation but cuts off immediately when the lift is activated Note The Spin DC Voltage Counter sets the number of times the value has to be below th...

Page 11: ...trum has the correct ppm scale e g 4 7 ppm for water 7 2 ppm for a C6D6 sol vent peak Alternatively you can use the Fourier AU program flock which queries for the lock sol vent creates a temporary 2H data set and starts an acquisition to find the lock signal in the 2H spectrum Flock compares the ppm shift of the 2H signal to the default value from the edlock table The difference in ppm is then con...

Page 12: ... Since the shimming process may have an effect on the B0 field it may be necessary to redefine BF1 after shimming and lock have been optimized The ideal BF1 is close to 300 18 when the lock field DAC is close to 2000 500 1 14 Converting the Parameter Set to the Actual BF1 Before converting the parameter set make a backup copy of the PAR directory e g C Bruker TopSpin3 1 b 12 exp stan nmr par This ...

Page 13: ... not be updated 1 15 Creating a Shim Map for Gradshim Gradshim works best when the shim map was made using a well shimmed magnet Also important for the success of gradshim are that The gradient echo is nicely centered in the spectral width check by loading the experiment gradshim 1D2H If the gradient echo doesn t look like the figure below it may be that the parameter sets have not been converted ...

Page 14: ... bar and also from Icon NMR it is necessary to store the current configuration for automation Setup Store for automation The flow bar or IconNMR will call either a 1H or a 2H gradshim depending on what was selected when the setup was stored for automation 1 16 ATP Tests and Customer Acceptance The required Hardware Tests HWT for the Fourier 300 are carried out during console end testing and are no...

Page 15: ...functions Sample Spin Lift Auto Locking on various solvents Gradient Functionality 2Ds Gradshim Gradshim reproducibility Lock and Temperature Stability COSY HSCQ Baseline Spectral Purity DEPT Certain artefacts are normal and have been considered acceptable for the intended use of the Fourier A moderate amount of T1 noise in 2D experiments Some digital noise on strong signals that require RG 10 Use...

Page 16: ...his part contains spectral information simply increase the spec tral width i Note If you obtain reproducible spurious spikes in 1H spectra it may be due to an unfavorable BF1 frequency The Fourier DDS are clean for at least 200 ppm at around 300 18 MHz ...

Page 17: ...wobb command doesn t work from within TopSpin There is a wobble function using a stand alone program Refer to the service manual for details There is a different pulse programmer language Refer to the service manual for details The Digitizer Type must be set to DRMS The Aq mod must be set to qsim The Fn_Mod must be set to TPPI or QF The BC Mod must always be set to OFF The GPNAM must always be REC...

Page 18: ...18 Z33048_00_01 Main Differences Between Fourier and AVANCE ...

Page 19: ... Bruker DCHP Server 7 Figure 1 3 Setting the Spin Safety Threshold 10 Figure 1 4 Results of the AU Program FLOCK 11 Figure 1 5 Updating the BSMS Field Value in the edlock Table 12 Figure 1 6 Parameter Set Conversion 13 Figure 1 7 The Gradient Echo Centered in the Spectral Width 14 ...

Page 20: ...20 Z33048_00_01 Figures ...

Page 21: ......

Page 22: ...Bruker Corporation info bruker com www bruker com Order No Z33048 ...

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