Heidolph ROTAVAC Vario pumping unit - Manual (Page 6)

page 6 of 61
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.: 999248 / 28/04/2011
Contents
Reset / Language selection .....................................................................................5
Safety information! .....................................................................................................7
1.1 General information ......................................................................................................................7
1.2 Intended use .................................................................................................................................7
1.3 Setting up and installing the equipment .......................................................................................7
1.4 Ambient conditions .......................................................................................................................8
1.5 Operating conditions ....................................................................................................................8
1.6 Safety during operation ................................................................................................................9
1.7 Maintenance and repair .............................................................................................................. 11
2 Standard items and options .................................................................................12
3 Technical data ........................................................................................................13
3.1 Gas inlet temperatures ..............................................................................................................14
3.2 Wetted parts ..............................................................................................................................15
3.3 Pump parts ................................................................................................................................15
4 Use and operation .................................................................................................18
4.1 Using a ROTACOOL reflux cooler .............................................................................................18
4.2 Installing in a vacuum system ....................................................................................................18
4.3 Condensate cooler (accessory) ..................................................................................................19
4.4 During operation .........................................................................................................................20
4.5 Attention: Important notes regarding the use of gas ballast .......................................................21
4.6 Shutdown ...................................................................................................................................22
5 Controller ...............................................................................................................23
5.1 Menu guide ..........................................................................................................26
5.2 Function Pump down .........................................................................................27
5.3 Function Vac control ..........................................................................................29
5.4 Function Auto mode ...........................................................................................31
5.5 Function Program ...............................................................................................32
Example for use ..............................................................................................................................33
5.6 Function VACUULAN .........................................................................................34
5.7 Examples for use ................................................................................................35
5.7.1 Vacuum for filtration and suction ............................................................................................35
5.7.2 Vacuum for gel dryer, drying chambers and vacuum concentrators ......................................35
5.7.3 Vacuum for distillation and evaporation (e. g. rotary evaporator) ...........................................36
5.7.4 Vacuum for VACUU•LAN networks ........................................................................................36
5.8 Function Configuration ......................................................................................37
6 Readjustment of the controller ............................................................................38
7 Interface parameters .............................................................................................39
7.1 Setting of the interface ..............................................................................................................39
7.2 Read commands ......................................................................................................................40
7.3 Write commands .......................................................................................................................43
8 Assembling the condensate cooler (accessory) ................................................45
9 Troubleshooting ....................................................................................................46
10 Cleaning the pressure transducer .....................................................................49
11 Replacing diaphragms and valves .....................................................................50
11.1 Cleaning and inspecting the pump heads ...............................................................................51
11.2 Replacing the diaphragm .........................................................................................................53
11.3 Replacing the valves and assembly of the pump heads .........................................................54
11.4 Replacing the overpressure safety relief device at the condenser ..........................................57
12 Warranty, liability, copyright ...............................................................................58
13 FAQ / repair work .................................................................................................59
14 Confirmation of condition of unit .......................................................................60