Buchi K-370, Quick Manual

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Table of contents
K-370/371
Quick Guide, Version B
Table of contents
1 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1 Proper use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Improper use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1. Instrument-related hazards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.4 Other hazards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.5 General safety measures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.6 Safety measures prior to maintenance work. . . . . . . . . . . . . . . . . . . . . . . 5
1.7 Safety measures concerning transport and shipping . . . . . . . . . . . . . . . . . . 5
2 Daily maintenance before working with the instrument . . . . . . . . . . . . . . . . . . 6
2.1 pH electrode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Calibrating the pH electrode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2. Priming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.4 Preheating. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 Working with the Autosampler K-371 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
.1 Defining blanks using the express rack . . . . . . . . . . . . . . . . . . . . . . . . . 8
.2 Defining a sample rack and adding sample information to this rack . . . . . . . . . . . 8
. Measuring blanks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
.4 Blank consideration for samples in a rack . . . . . . . . . . . . . . . . . . . . . . . . 8
.5 Measuring samples in a rack with blank consideration. . . . . . . . . . . . . . . . . . 9
4 Working without the Autosampler K-371 . . . . . . . . . . . . . . . . . . . . . . . . . 10
4.1 Sample determination in a group with blank correction . . . . . . . . . . . . . . . . 10
4.1.1 Group definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
4.1.2 Data input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
4.1. Blank determination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.1.4 Definition of blank consideration. . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
4.1.5 Sample determination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5 View and print results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5.1 View results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5.2 Printing results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
6 Daily maintenance after working with the instrument . . . . . . . . . . . . . . . . . . 18
6.1 Cleaning the instrument . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6.2 pH electrode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
7 Declaration of conformity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Read this manual carefully before installing and running your system and note the safety precautions.
Store the manual in the immediate vicinity of the PC running the software, so that it can be consulted
at any time.
No technical modifications may be made to the system without the prior written agreement of Buchi.
Unauthorized modifications may affect the system safety or result in accidents.
This manual is copyright. Information from it may not be reproduced, distributed, or used for competi-
tive purposes, nor made available to third parties. The manufacture of any component with the aid of
this manual without prior written agreement is also prohibited.
If you need another language version of this manual, you can download it at
www.buchi.com.