Metrohm 893 Professional Biodiesel Rancimat - Manual (Page 5)

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Table of contents
893 Professional Biodiesel Rancimat
￭￭￭￭￭￭￭￭ III
Table of contents
1 Introduction 1
1.1 Instrument description ......................................................... 1
1.2 About the documentation ................................................... 2
1.2.1 Symbols and conventions ........................................................ 2
1.3 Safety instructions ................................................................ 3
1.3.1 General notes on safety ........................................................... 3
1.3.2 Electrical safety ........................................................................ 3
1.3.3 Flammable solvents and chemicals ........................................... 5
1.3.4 Recycling and disposal ............................................................. 5
2 Overview of the instrument 6
2.1 Front of the instrument ........................................................ 6
2.2 Rear of the instrument ......................................................... 7
2.3 Instrument display ................................................................ 8
3 Installation 10
3.1 Setting up the instrument .................................................. 10
3.1.1 Packaging .............................................................................. 10
3.1.2 Checks .................................................................................. 10
3.1.3 Location ................................................................................ 10
3.2 Mounting accessories ......................................................... 11
3.2.1 Mounting the internal air supply ............................................ 11
3.2.2 Mounting the external air supply ........................................... 13
3.2.3 Assembling the reaction and measuring vessels ..................... 14
3.2.4 Inserting vessels / Establishing tubing connections ................. 17
3.2.5 Mounting the exhaust air collection tube ............................... 18
3.3 Power socket ...................................................................... 19
3.3.1 Replacing fuses ...................................................................... 19
3.3.2 Power supply cable and power socket ................................... 20
3.3.3 Switching the instrument on and off ...................................... 20
3.4 Connecting a computer ...................................................... 22
3.4.1 Connecting the 893 Professional Biodiesel Rancimat and the
computer .............................................................................. 22
4 Operation 23
4.1 Rancimat method ............................................................... 23
4.2 Calibration functions .......................................................... 24
4.2.1 Determining the cell constant ................................................ 24
4.2.2 Determining the temperature correction ................................ 25