Antec Pulse Spezifikationen

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7 Table of contents DECLARATION OF CONFORMITY 1 Intended use 2 WEEE directive 2 ROHS directive 2 Symbols 3 Safety practices 4 General precautio

8 DECADE user manual, edition 9 Step by step example (DECADE = Slave) 42 Hardware connections: 42 Programming the AUTO mode: 43 Interrupting a

9 Rear panel 71 TTL inputs 71 RS232C 71 Troubleshooting guide 73 No detector response 73 High cell current 73 Noisy baseline 73 Decreased sensi

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Chapter 1 DECADE electrochemical detector 11 CHAPTER 1 DECADE electrochemical detector Congratulations on your purchase of the DECADE. This dete

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CHAPTER 2 Installation guide 13 CHAPTER 2 Installation guide Unpacking Inspect the transport box for possible damage as it arrives. Immediately i

14 DECADE user manual, edition 9 line voltage. If not correct, this insert has to be reversed. Use only a supply appliance with protective grou

CHAPTER 2 Installation guide 15 Fig. 2. Installation of the DECADE. 8. If a manual injector is applied, it is only part of the Faraday shield

16 DECADE user manual, edition 9 If the ISAAC reference electrode is used, add 2 mmole/l chloride ions (e.g. KCl or NaCL) to the mobile phase.

Edition 9, 2007 120.0010 DECADE Digital Electrochemical Amperometric Detector user manual Artisan Technology Group - Quali

CHAPTER 2 Installation guide 17 The DECADE has been developed for continuous operation. For maximum stability it is advised to leave the system O

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CHAPTER 3 The DECADE controller 19 CHAPTER 3 The DECADE controller Introduction The DECADE has been designed for maximum functionality and ease o

20 DECADE user manual, edition 9 Overview of all DECADE screens Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-

CHAPTER 3 The DECADE controller 21 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

22 DECADE user manual, edition 9 Parameters Actor (AUTO) PRGR control Controls the electrically actuated injector, during execution of a time

CHAPTER 3 The DECADE controller 23 Cycle PULS SET2, PULS STAT status Displays the total duration of one pulse (t1 + t2 + t3). As from each cycl

24 DECADE user manual, edition 9 time file when the baseline is drifting. The available drift monitor settings depend on the range selected at

CHAPTER 3 The DECADE controller 25 Interrupts the execution of a time file or scan. Toggles between 1 and 0. Pressing the hold button again conti

26 DECADE user manual, edition 9 ‘0000’ corresponds to the four output controls at the rear panel of the controller (from left to right: relay

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CHAPTER 3 The DECADE controller 27 (AUTO) PRGR function Scrolls through a time file (see page 37). SET DC STAT, AUTO RUN, PULS STAT, SCAN STAT)

28 DECADE user manual, edition 9 Time (AUTO) PRGR control Controls the time to execute a data line in a time file, can be set with one second

CHAPTER 4 Data acquisition 29 CHAPTER 4 Data acquisition Introduction One of the characteristics of electrochemical detection is its tremendous d

30 DECADE user manual, edition 9 respectively. These are the three DECADE integrator ranges that can be set in the ‘Range select’ screen. Fi

CHAPTER 4 Data acquisition 31 When data are obtained from the integrator output, it is obvious that the pA range allows the highest sensitivity.

32 DECADE user manual, edition 9 There is much overlap in the recorder range settings offering flexibility as to maximum zero compensation (Tab

CHAPTER 4 Data acquisition 33 Fig. 7. A ‘stepwise’ pattern after magnification of a chromatogram. This phenomenon will not occur at the integr

34 DECADE user manual, edition 9 Fig. 8. The clean signal from the integrator output (A) is smoothened by integrator software using a running

CHAPTER 4 Data acquisition 35 Table V. Effect of recorder range on the offset of the 10 V integrator output. Range OffsetpA nA µA 10% 20

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1 DECLARATION OF CONFORMITY We Antec Leyden B.V., Zoeterwoude, The Netherlands, declare that the product Electrochemical Detector DECADE

CHAPTER 5 AUTO mode and time files 37 CHAPTER 5 AUTO mode and time files Introduction The AUTO mode of the DECADE enables a time-based, automated

38 DECADE user manual, edition 9 switched back to ‘load’ to enable continuous refilling of the injection loop. At time 1:26 the sensitivity is

CHAPTER 5 AUTO mode and time files 39 drift monitor remains active. When the drifting baseline is within the pre-set limit the drift monitor is d

40 DECADE user manual, edition 9 3. In this example the integrator is connected to the REC output at the rear panel of the DECADE. 4. Prepare

CHAPTER 5 AUTO mode and time files 41 Data acquisition’, page 29, for specific details on differences between both modes. In our example the nA

42 DECADE user manual, edition 9 Important note when using the drift monitor: If an injection or an external event is programmed at t = 0:00,

CHAPTER 5 AUTO mode and time files 43 required between ‘COMMON’ and ‘START’ to start a time file. Consult your autosampler manual for details on

44 DECADE user manual, edition 9 ‘RESET’ of the DECADE is required. This is necessary to be ready for the next run. In our example the followin

CHAPTER 5 AUTO mode and time files 45 9. If ‘STOP’ is chosen from the keyboard, the execution of the time file is interrupted. To start again, a

46 DECADE user manual, edition 9 Hold/busy The hold/busy is a double function. Input: when a time file is executed in the slave mode, the tim

2 DECADE user manual, edition 9 Intended use For research purposes only. While clinical applications may be shown, this instrument is not test

CHAPTER 5 AUTO mode and time files 47 contacts at the same time. For example, the command ‘0101’ activates AUX1 and relay 1 at the same time. Ta

48 DECADE user manual, edition 9 There are at least two ways to activate a contact by TTL-low. This can be done by making a contact closure of

CHAPTER 5 AUTO mode and time files 49 Table IX. I/O contacts, lower 12 pins connector. Default status is high (5 V). No. Name Access Activ(at)e

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CHAPTER 6 Pulsed amperometric detection 51 CHAPTER 6 Pulsed amperometric detection Introduction Several advanced features are implemented in the

52 DECADE user manual, edition 9 The pulse mode is quite different from the DC mode: • The output signal is sampled during a fraction of the t

CHAPTER 6 Pulsed amperometric detection 53 chromatography. The CO2-free sodium hydroxide is available from several suppliers as a 50% solution (1

54 DECADE user manual, edition 9 Optimisation of wave forms LaCourse and Johnson [2-4] have published several papers on optimisation of wave fo

CHAPTER 6 Pulsed amperometric detection 55 of the pulse. Once every cycle, the ts signal is sent to the output. This can be visualised by magnifi

56 DECADE user manual, edition 9 Fig. 20. A detailed part of a chromatogram acquired at different integrator frequencies. The integrator frequ

3 Symbols The following symbol are used on the rear panel and oven compartment of the DECADE: Consult the manual for further safety instru

CHAPTER 6 Pulsed amperometric detection 57 different from the noble metals. The capacitance of the electrode material is very high, such that the

58 DECADE user manual, edition 9 Table XI. Potential settings for PAD of glycols, alcohols, aldehydes at a platinum working electrode. s 1 2

CHAPTER 7 Optimisation of working potential 59 CHAPTER 7 Optimisation of working potential Introduction A current - voltage (I/E) relationship, o

60 DECADE user manual, edition 9 electrons are transferred at the WE resulting in an electrical current that is amplified by the controller. H

CHAPTER 7 Optimisation of working potential 61 Fig. 24. Scanning voltammetry of 1.0 µmol/l nor epinephrine (A) at a glassy carbon working electr

62 DECADE user manual, edition 9 Optimisation using a voltammogram Sometimes, when interfering peaks appear in the chromatogram, it is possible

CHAPTER 7 Optimisation of working potential 63 Fig. 26. At a higher pH the I/E curve of nor epinephrine is shifted to the left. Reaction kineti

64 DECADE user manual, edition 9 Construction of a hydrodynamic voltammogram Before a hydrodynamic voltammogram can be obtained, the chromatogr

CHAPTER 7 Optimisation of working potential 65 Fig. 29. The scanning voltammograms of 2,4-dimethylphenol (DMP), phenol (P), 2-chlorophenol (2-CP

66 DECADE user manual, edition 9 Fig. 30. Chromatogram of the analyte plug obtained in the DC mode. Scanning takes place on top of the broad

4 DECADE user manual, edition 9 Safety practices The following safety practices are intended to insure safe operation of the equipment. Elect

CHAPTER 8 Specifications DECADE 67 CHAPTER 8 Specifications DECADE General specifications Power 110-120/220-240 VAC, 50/60 Hz Operating modes D

68 DECADE user manual, edition 9 AUTO mode DC mode (5 files) and pulse mode (4 files), master/slave mode, cycle time, number of cycles, drift m

CHAPTER 9 Error messages 69 CHAPTER 9 Error messages Error Message Error 1 Current overload, maximum current + maximum compensation has been ex

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CHAPTER 10 Rear panel 71 CHAPTER 10 Rear panel TTL inputs The inputs on the lower I/O connector strip, ‘start’, ‘reset’ and ‘auto zero’ require a

72 DECADE user manual, edition 9 integration software or any other Windows program. The time file editor provides a well-organised spreadsheet

CHAPTER 11 Troubleshooting guide 73 CHAPTER 11 Troubleshooting guide No detector response Possible cause Remedy No power Check line voltage set

74 DECADE user manual, edition 9 Possible cause Remedy Cell potential too low Optimise potential Contaminated buffer (high Icell) Replace bu

CHAPTER 12 Pulse damper 75 CHAPTER 12 Pulse damper The current version of the SSI pulse damper is SSI part no. 12-0625. This damper is ready for

76 DECADE user manual, edition 9 CHAPTER 13 Dummy cell A successful dummy cell test confirms that the controller, including the cell cable, fu

5 socket. The power source should exhibit minimal power transients and fluctuations. Replace faulty or frayed power cords. Place the detector o

CHAPTER 14 Index 77 CHAPTER 14 Index Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

78 DECADE user manual, edition 9 +24 V, I/O contact, 46 Actor, control, 20 ADD, function, 20 AUTO mode example, 37; 40 range programming, 3

CHAPTER 14 Index 79 DEL, function, 21 dipswitch settings, 67 drain, 13 drift monitor, 36 busy output, 44 events at t=0.00, 40 example, 38; 39 &ap

80 DECADE user manual, edition 9 I/E relationship, 57 I/O contacts 0000-string TimeFile, 44 accessibility, 47 rear panel, 69 specifications, 46

CHAPTER 14 Index 81 master accessible functions, 40; 43 example, 37 maximum current, 29 maximum zero compensation, 30 messages, 67 NEXT, functi

82 DECADE user manual, edition 9 recorder ranges, 29 Range control, 24 REC, 27 recorder output, 27; 29 frequency, 52 pulse mode, 52 resolution,

CHAPTER 14 Index 83 upgrade info, 20; 24; 25; 40; 41; 43; 46; 50 spare parts, 4 specifications DECADE, 65 Start I/O contact, 47 START function, 2

84 DECADE user manual, edition 9 zero compensation resolution, 30 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 8

Artisan Technology Group is your source for quality new and certied-used/pre-owned equipment• FAST SHIPPING AND DELIVERY• TENS OF THOUSANDS OF IN-S

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