
Operating console ..................................................................................33
Manual spray extraction.............................................................................34
Achievable negative control values ...........................................................35
Operating the filter membrane holder.......................................................36
Version with a union nut ............................................................................36
Version with a clip......................................................................................37
Cascading filter membranes......................................................................38
Filter membrane holder CTMH (ContaminationTest Membrane
Holder).......................................................................................................39
Cascading filter membrane holder CTMH ..............................................40
Door contact switch ................................................................................41
Using external rinsing connections (CTU1xxx-x-x-R only) .....................42
Operating the door lock ..........................................................................43
Sensor to signal that the collecting pan is full (optional).........................44
CTU in operation .........................................................................................45
Switching on CTU......................................................................................45
CTU software.............................................................................................46
Clean-Room Conditions in the Analysis Chamber.....................................46
Automatic cleansing of the analysis chamber ........................................47
Automatic reservoir switchover ...........................................................48
Conducting Contamination Testing............................................................49
Spray extraction .....................................................................................49
Automatic reservoir switchover ...........................................................51
Perform ultrasound test (optional) ..........................................................52
Switching the CTU Off ...............................................................................54
Changing the filter membrane ...................................................................55
Labeling the removed filter membrane ......................................................57
Performing inspection / maintenance.......................................................58
User information for the "products under pressure"................................59
Maintenance work overview ......................................................................59
Maintenance intervals for CTU 1xx0 with A III cleaner as the
test liquid .............................................................................................59
Maintenance intervals for CTU 1xx1 with A III cleaner as the
test liquid .............................................................................................60
Maintenance intervals for CTU 1xx1 with water as the test
liquid....................................................................................................60
Replace hoses........................................................................................60
Micronic filter / return-line filter ...............................................................61
Changing the CTU 1xx0 filter elements...............................................62
Replacing/Reinstalling Filter Elements CTU 1xx1 ..................................64
Changing the filter elements on the CTU 1xx1....................................65
Calibrating the test liquid meter..............................................................68
CTU 1000 Series en(us) Page 4 / 92
BeWa CTU1000 3229578p en-us 2017-04-25.doc 2017-04-25