4.3 Operating panel SIGMA CONTROL 2 ............................................................................. 28
4.4 Operating modes and control modes ............................................................................... 31
4.4.1 Machine operating modes .................................................................................. 31
4.4.2 Control modes .................................................................................................... 32
4.5 Options ............................................................................................................................. 33
4.5.1 SIGMA CONTROL 2 controller: Connection to control technology .................... 33
4.5.2 Machine mountings ............................................................................................. 33
4.5.3 Prepared for external heat recovery ................................................................... 34
5 Installation and Operating Conditions
5.1 Ensuring safety ................................................................................................................ 35
5.2 Installation conditions ....................................................................................................... 35
5.2.1 Determining location and clearances .................................................................. 35
5.2.2 Ensuring the machine room ventilation ............................................................... 36
5.2.3 Exhaust duct design ........................................................................................... 37
5.3 Operating the machine in a compressed air network ....................................................... 37
6 Installation
6.1 Ensuring safety ................................................................................................................ 38
6.2 Reporting Transport Damage ........................................................................................... 39
6.3 Connecting the machine with the compressed air network .............................................. 39
6.4 Connecting the external pressure transducer .................................................................. 39
6.5 Connecting the machine with the power supply ............................................................... 40
6.6 Options ............................................................................................................................. 41
6.6.1 Anchoring the machine ....................................................................................... 41
6.6.2 Connecting the external heat recovery system ................................................... 41
7 Initial Start-up
7.1 Ensuring safety ................................................................................................................ 42
7.2 Instructions to be observed before commissioning .......................................................... 43
7.3 Checking installation and operating conditions ................................................................ 43
7.4 Setting the overload protection cut-out ............................................................................ 44
7.5 Pouring cooling oil into the airend .................................................................................... 44
7.6 Activating and deactivating the MODULATING control .................................................... 45
7.7 Starting the machine for the first time .............................................................................. 45
7.8 Setting the set point pressure .......................................................................................... 46
7.9 Checking the door interlock switch ................................................................................... 46
7.10 Setting the display language ............................................................................................ 47
8 Operation
8.1 Switching on and off ......................................................................................................... 48
8.1.1 Switching on ....................................................................................................... 48
8.1.2 Switching off ....................................................................................................... 48
8.2 Switching off in an emergency and switching on again .................................................... 49
8.3 Using the remote control for switching on and off ............................................................ 49
8.4 Using the timer for switching on and off ........................................................................... 50
8.5 Interpreting operation messages ...................................................................................... 51
8.6 Acknowledging alarm and warning messages ................................................................. 51
9 Fault Recognition and Rectification
9.1 Basic instructions ............................................................................................................. 53
9.2 Other faults ....................................................................................................................... 53
10 Maintenance
10.1 Ensuring safety ................................................................................................................ 55
10.2 Following the maintenance plan ....................................................................................... 56
10.2.1 Logging maintenance work ................................................................................. 56
Contents
ii
Operating Manual Rotary screw compressor
SK 901848 21 E
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