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Contents 
Legal note ............................................................................................................. 3 
Safety notes in the data sheet ................................................................................... 3 
1  Installation ................................................................................................... 4 
1.1  Mounting .......................................................................................................... 4 
1.1.1  Dimensions ...................................................................................... 5 
1.2  Quick release fasteners and detached cover .................................................. 6 
1.3  Connecting tubes ............................................................................................ 7 
1.4  Wiring .............................................................................................................. 8 
1.4.1  Electrical grounding ......................................................................... 8 
1.4.2  Power supply ................................................................................... 9 
1.4.3  Signal wiring ................................................................................... 10 
2  Commissioning .......................................................................................... 12 
2.1  Addressing .................................................................................................... 12 
2.1.1  DIP switches (Climatix and other controllers) ................................ 12 
2.1.2  On-event addressing (Climatix controllers).................................... 13 
2.1.3  Baud rate ....................................................................................... 13 
2.2  Fault detection, correction or reset ................................................................ 14 
3  Engineering ............................................................................................... 15 
3.1  Implementing volume flow measurement...................................................... 15 
3.2  Modbus registers ........................................................................................... 16 
4  Maintenance .............................................................................................. 20 
4.1  Zero reset ...................................................................................................... 20 
5  Additional information ................................................................................ 21