vacuubrand MD 12C VARIO-B, Instructions For Use Manual

Page: 4 / 75

Documents are only to be used and distributed completely and unchanged. It is strictly the users’ responsibility to check carefully
the validity of this document with respect to his product. Manual-no.: 999164 / 19/05/2009
page 4 of 75
Contents
Reset / Language selection ..................................................................................... 3
Safety information! ..................................................................................................... 5
General information ............................................................................................................................5
Intended use .......................................................................................................................................5
Setting up and installing the equipment .............................................................................................5
Ambient conditions .............................................................................................................................6
Operating conditions ..........................................................................................................................7
Safety during operation ......................................................................................................................7
Maintenance and repair ......................................................................................................................9
Technical data ........................................................................................................... 10
Gas inlet temperatures ....................................................................................................................13
Wetted parts ....................................................................................................................................14
Pump parts ......................................................................................................................................15
Use and operation .................................................................................................... 20
Attention: Important notes regarding the use of gas ballast .............................................................23
Shutdown .........................................................................................................................................25
Vacuum Controller CVC 3000 ..........................................................................................................26
Menu guide ................................................................................................................ 29
Function Pump down ............................................................................................... 30
Function Vac control ................................................................................................ 32
Function Auto mode ................................................................................................. 34
Function Program ..................................................................................................... 35
Example for use ..............................................................................................................................36
Function VACUULAN ............................................................................................... 37
Examples for use ...................................................................................................... 38
Vacuum for filtration and suction .....................................................................................................38
Vacuum for gel dryer, drying chambers and vacuum concentrators ...............................................38
Vacuum for distillation and evaporation (e. g. rotary evaporator) ....................................................39
Fore-vacuum for high vacuum pumps .............................................................................................39
Function Configuration ............................................................................................ 40
Readjustment of CVC 3000 ...................................................................................... 41
Calibration in the factory ......................................................................................... 42
Interface parameters ................................................................................................ 42
Setting of the interface ....................................................................................................................42
Read commands ”CVC 2000” .........................................................................................................43
Write commands ”CVC 2000” .........................................................................................................44
Read commands ”CVC 3000” .........................................................................................................45
Write commands ”CVC 3000” .........................................................................................................48
Cleaning the pressure transducer .......................................................................... 50
Accessories .............................................................................................................. 50
Troubleshooting ....................................................................................................... 52
Replacing diaphragms and valves .......................................................................... 55
Cleaning and inspecting the pump heads (pumps NT VARIO / PC 300x VARIO) ...........................56
Replacing the diaphragm ................................................................................................................59
Replacing the valves .......................................................................................................................60
Cleaning and inspecting the pump heads (pumps VARIO-B / PC 301x VARIO) .............................63
Replacing the diaphragm ................................................................................................................66
Assembling the pump heads ...........................................................................................................67
Replacing the valve at the distributor (outlet side) ..........................................................................68
Assembling the connecting hoses ...................................................................................................68
Replacing the device fuse ...............................................................................................................70
Notes on return to the factory ................................................................................. 71
Health and safety clearance form ........................................................................... 72