2.2 Overview of function keys ....................................................................... 209
2.2.1 Overview ...................................................................................................... 209
2.2.2 Displaying time and date .............................................................................. 210
2.2.3 User countdown ........................................................................................... 210
2.3 Operation mode ........................................................................................ 211
2.3.1 Automatic switch off .................................................................................... 211
2.3.2 Selecting a method ...................................................................................... 211
2.3.2.1 Method Information (F1) .............................................................................. 211
2.3.2.2 Chemical Species Information ....................................................................... 212
2.3.3 Differentiation .............................................................................................. 212
2.3.4 Performing Zero ........................................................................................... 212
2.3.5 Performing Tests ........................................................................................... 213
2.3.6 Ensuring reaction periods (countdown) ......................................................... 213
2.3.7 Changing chemical species ........................................................................... 214
2.3.8 Storing results .............................................................................................. 214
2.3.9 Printing results (Infra-Red Interface Module) (optional) .................................. 215
2.3.10 Perform additional measurements ................................................................ 215
2.3.11 Selecting a new method ............................................................................... 216
2.3.12 Measure absorbance .................................................................................... 216
2.4 Photometer settings: Table of Mode Functions ...................................... 217
2.4.1 blank because of technical requirements
2.4.2 Instrument basic settings 1 ........................................................................... 218
2.4.3 Printing of stored results ............................................................................... 222
2.4.4 Recall / delete stored results.......................................................................... 227
2.4.5 Calibration ................................................................................................... 232
2.4.6 Lab function ................................................................................................. 241
2.4.7 User operations ............................................................................................ 242
2.4.8 Special functions .......................................................................................... 252
2.4.9 Instrument basic settings 2 ........................................................................... 254
2.4.10 Instrument special functions /service ............................................................. 254
2.5 Data transfer .............................................................................................. 255
2.5.1 Data Printing ................................................................................................ 255
2.5.2 Data transfer to a personal computer ........................................................... 255
2.5.3 Internet Updates .......................................................................................... 255