Metrohm 797 VA Computrace Instruction Manuals and User Guides
We have 2 Instruction Manuals and User Guides for 797 VA Computrace Metrohm
Manuals 
| Recognized languages: | English |
|---|---|
| Pages: | 127 |
| Size: | 3.38 MB |
Show table of contents
Document Outline
- 1 Introduction
- 2 Installation
- 2.1 Setting up the instrument
- 2.2 Installation of the 797 VA Computrace Stand
- 2.3 Multi-Mode Electrode (MME)
- 2.3.1 Construction and operating characteristics of the MME
- 2.3.2 Filling the MME with mercury
- 2.3.3 Mounting the capillary
- 2.3.4 Filling capillary without vacuum
- 2.3.5 Filling the capillary using vacuum
- 2.3.6 Storing the MME
- 2.3.7 Replenishing the mercury (without changing capillary)
- 2.3.8 Changing capillary
- 2.3.9 Cleaning the MME
- 2.4 Rotating disk electrode (RDE)
- 2.5 Reference electrode
- 2.6 Auxiliary electrode
- 2.7 Stirrer
- 2.8 Connection of Dosing devices
- 2.9 Connection of 863 Compact Autosampler
- 2.10 Connection of 838 Advanced Sample Pro cessor
- 2.11 Control lines
- 2.12 Connection of peripherals
- 2.13 Communication diagrams for automation
- 3 Safety
- 4 Appendix
- 4.1 Technical data
- 4.2 Scope of delivery
- 4.3 Options
- 4.3.1 General options
- 4.3.2 6.5327.000 MVA-Hg: Equipment for Hg-determination
- 4.3.3 6.5327.010 MVA-As: Equipment for As-determination
- 4.3.4 6.5327.020 MVA-CVS: Equipment for CVS/CPVS
- 4.3.5 Accessories for the automated addition of auxiliary solutions
- 4.3.6 Automation for trace analysis
- 4.3.7 Automation for electroplating bath analysis
- 4.4 Validation / GLP
- 4.5 Warranty and certificates
- 4.6 Index
| Recognized languages: | English |
|---|---|
| Pages: | 295 |
| Size: | 3.15 MB |
Show table of contents
Document Outline
- 1 Introduction
- 2 Main window
- 3 General settings for exploratory and determination mode
- 3.1 Electrodes
- 3.2 VA measurement modes
- DP – Differential Pulse
- SqW – Square Wave
- DC – Sampled Direct Current
- NP – Normal Pulse (for "Exploratory" only)
- CV – Cyclic Voltammetry
- PSA – Potentiometric Stripping Analysis
- CCPSA – Constant Current Potentiometric Stripping Analysis
- AC – Alternating Current Voltammetry
- CVS - Cyclic Voltammetric Stripping
- CPVS - Cyclic Pulse Voltammetric Stripping
- 3.3 Potentiostat
- 3.4 General operation sequence
- 3.5 Graphical settings
- 4 Exploratory mode
- 5 Determination mode
- 5.1 Determination mode overview
- 5.2 Working method specifications
- 5.3 Monitor
- 5.4 Determination curves
- Load/save determinations
- Copy parameters to working method
- Determination curves window
- Edit determination method parameters
- Specifications
- Determination
- Voltammetric
- Substances
- Calculations
- Export
- Edit addition parameters
- Edit baseline
- Zooming
- Auto scaling
- Swap axis
- Show baselines
- Show unknown peaks
- Show spikes
- Graphical properties for determination curves
- Graphical properties for calibration curves
- Copy/export graphics
- 5.5 Results
- 5.6 Sample table
- 5.7 Printing in determination mode
- Data processing and evaluation
- Data transfer
- Data acquisition
- Background compensation
- Smoothing and differentiation
- Peak recognition
- Baseline calculation
- Evaluation quantity calculation
- Content calculation
- Dilution calculation
- Standard addition calculation
- Rules for standard addition
- Calibration curve calculation
- Rules for calibration curves
- Formula calculation
- 6 Electroplating Bath VA
- 6.1 Electroplating Bath VA – Introduction
- 6.2 Calibration techniques with CVS and CPVS
- 6.3 Different settings and options with CVS and CPVS
- 6.4 Some Definitions used with CVS and CPVS
- 7 Manual control
- 8 How to ...?
- 8.1 Installation and program start
- 8.2 User rights
- 8.3 Signals in exploratory mode
- 8.4 Methods in determination mode
- 8.5 Determinations with voltammetric trace analysis
- Load a determination
- Save a determination
- Automatically save determinations
- Perform a determination
- Perform a test determination with the Pb test method
- Perform determinations using the 863 Compact VA Autosampler
- Perform VA determinations using the 838 Advanced Sample Processor
- 838 method for trace analysis
- Recalculate an existing determination
- Print determination results and curves
- 8.6 Analyze Electroplating Bath Solutions
- Introduction
- Choose the mode in Electroplating Bath VA
- Choose the Calibration technique in Electroplating Bath VA
- Operate a sequence in Electroplating Bath VA
- Brightener Analysis with 838 Advanced Sample Processor and "MLAT"
- Brightener Analysis with 838 Advanced Sample Processor and "LAT"
- Suppressor Analysis with 838 Advanced Sample Processor and DT
- Suppressor Analysis with 838 Advanced Sample Processor and RC
- 8.7 Standard addition technique
- 8.8 Calibration curve technique
- 8.9 Work with film electrodes
- 8.10 Diagnostic procedures
- 9 Troubleshooting
- 9.1 General procedure for error messages
- 9.2 Connection problems
- 9.3 Software problems
- 9.4 Dosing Device problems
- 9.5 General rules for VA trace analysis
- 9.6 Voltammetric problems
- Low background current or unstable baseline
- Curves with high noise
- SqW Problems
- Standard addition curves are not reproducible
- Peak displacement
- No peak found
- Peak is in the highest (A range
- Double peak
- Standard addition peaks displaced
- No addition
- Spikes / signal jump in voltammogram
- Oxygen interference
- Unsuitable bridging electrolyte in the reference electrode
- Overloading of the working electrode
- Disturbances at the HMDE through gas formation
- Complex formation
- Peak on highly curved baseline
- Peak overlapping
- Calibration with chemically non-isoformal standards
- Results not reproducible
- Software license
- Declaration of conformity – Software validation
- Index