Contents page 1
Contents
1 General information ................................................................................................................. 3
1.1 General safety information .................................................................................................................... 3
1.2 Intended use and application restrictions ....................................................................................... 3
1.3 Opening the transport packing and checking the scope of supply ...................................... 4
1.4 Procedure if repairs should be necessary ........................................................................................ 4
1.5 Reference to other manuals .................................................................................................................. 5
1.6 Technical customer service .................................................................................................................... 5
2 Introduction ................................................................................................................................. 6
2.1 Possible uses of the BP50 ...................................................................................................................... 6
2.2 Measuring principle ................................................................................................................................. 6
3 Operating the BP50 .................................................................................................................. 7
3.1 Controls ........................................................................................................................................................ 7
3.1.1 Overview ................................................................................................................................................ 7
3.1.2 The control panel ............................................................................................................................... 8
3.2 Connecting the instrument ................................................................................................................... 9
3.3 Fitting a capillary ....................................................................................................................................... 9
3.4 Switching the compressor on and off (for test purposes) ......................................................... 9
3.5 Immersing the capillary ....................................................................................................................... 10
3.5.1 Manual mode ................................................................................................................................... 10
3.5.2 Using a stand .................................................................................................................................... 10
3.6 Calibrating the instrument and the capillary ............................................................................... 12
3.6.1 Calibration with LabDesk or the BP50 ..................................................................................... 12
3.6.2 Reference liquid ............................................................................................................................... 12
3.6.3 Carrying out a calibration with the BP50 ...............................................................................
13
3.6.4 Cancelling the calibration prematurely .................................................................................. 13
3.7 Forcing out the liquid ........................................................................................................................... 13
3.8 Carrying out a measurement ............................................................................................................. 13
4 Cleaning and maintenance ................................................................................................ 14
4.1 Cleaning the sample vessel ................................................................................................................ 14
4.1.1 Step 1: Cleaning with water ........................................................................................................ 14
4.1.2 Step 2: Check cleanliness ............................................................................................................. 14
4.1.3 Step 3 (if necessary): Scarfing ..................................................................................................... 14
4.1.4 Step 4 (if necessary): Cleaning with oxidising acid ............................................................. 15