Metrohm MVA-20 User Manual
Content, Application bulletin 402/1 e
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Application Bulletin 402/1 e
Installation instruction for MVA-20:
894 Professional CVS fully automated for CVS determinations
The «MVA-20» is a fully automated system for the
determination of suppressor and brightener in plating
solutions in small sample series.
•
PC controlled operation.
•
Manual operations:
o
Filling of the sample vials on the Autosampler
with suppressor standard solution, plating bath
samples and rinsing solution.
•
Automatic addition of 4 solutions: VMS, brightener
concentrate, suppressor concentrate and suppressor
standard or plating bath sample.
•
Automatic rinsing of the measuring vessel.
•
Method change during the determination series is
possible.
•
Applications:
o
Analysis of suppressor concentration in plating
baths with CVS.
o
Analysis of brightener concentration in plating
baths with CVS.
Fig. 1: MVA-20
Content
Instruments and accessories .......................................... 2
System setup .................................................................. 2
Electrical connections ............................................ 2
viva «Configuration» ....................................................... 5
Devices – 894 Profesional CVS ............................. 5
Sensors/Electrodes ................................................ 5
Dosing units ........................................................... 5
Solutions ................................................................ 6
Devices – 919 IC Autosampler plus for CVS ......... 6
viva «Method» ................................................................ 8
Method run ............................................................. 8
Evaluation .............................................................. 9
Operation...................................................................... 10
Suppressor determination series ......................... 10
Brightener determination series ........................... 11
Remarks ....................................................................... 12
Single additive setup ............................................ 12
Combination of applications ................................. 12
Storing dosing units ............................................. 12
Storing electrodes ................................................ 12
Waste container ................................................... 12
Page 1 of 12
Document Outline
- Application Bulletin 402/1 e
- Installation instruction for MVA-20: 894 Professional CVS fully automated for CVS determinations
- Content