User manual

GB
KERN ABS-A02
Version 1.0 04/2010
Operating instructions
Density Determination Set for Analytical Balance
KERN ABJ / ABS
Contents:
1 INTRODUCTION ............................................................................................................................ 3
1.1 SCOPE OF SUPPLY.................................................................................................................... 3
2 PRINCIPLE OF DENSITY DETERMINATION............................................................................... 5
2.1 INFLUENCING MAGNITUDES AND ERROR SOURCES ...................................................................... 6
3 INSTALLING THE DENSITY DETERMINATION SET .................................................................. 7
4 DENSITY DETERMINATION OF SOLIDS..................................................................................... 9
4.1 ACTIVATE FUNCTION ................................................................................................................. 9
4.2 INPUT „DENSITY MEASURING LIQUID“ ....................................................................................... 10
4.3 MEASUREMENT „DENSITY SOLID MATERIAL“ ............................................................................. 11
4.3.1 Density determination of solid material with a density of less than 1 g/cm
3
.................... 11
5 DETERMINING DENSITY OF LIQUIDS ...................................................................................... 12
5.1 ACTIVATE FUNCTION ............................................................................................................... 12
5.2 DETERMINE VOLUME OF THE GLASS SINKER ............................................................................. 13
5.3 ENTER VOLUME OF THE GLASS SINKER..................................................................................... 14
5.4 MEASUREMENT „DENSITY LIQUID“............................................................................................ 15
6 PRECONDITIONS FOR PRECISE MEASUREMENTS............................................................... 16
6.1 CALCULATION OF RESULTS ..................................................................................................... 16
6.2 INFLUENCE FACTORS FOR MEASUREMENT ERRORS ................................................................. 17
6.2.1 Air bubbles....................................................................................................................... 17
6.2.2 Solid body sample ........................................................................................................... 17
6.2.3 Liquids.............................................................................................................................. 17
6.2.4 Surface............................................................................................................................. 17
6.2.5 Glass Sinker for Measuring Fluids................................................................................... 18
6.3 GENERAL INFORMATION .......................................................................................................... 18
6.3.1 Density / Relative Density................................................................................................ 18
6.3.2 Drift of Balance Display ................................................................................................... 18
7 DENSITY TABLE FOR FLUIDS................................................................................................... 19
8 UNCERTAINTY OF MEASUREMENT FOR DENSITY DETERMINATION OF SOLIDS............ 20
9 USER INSTRUCTIONS................................................................................................................ 21
2 ABS-A02-BA-e-1010