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Siemens Switzerland Ltd  User manual RVS61.843 CE1U2355en_02 
HVAC Products  3 Mounting and installation  23. November 2007 
3.5  Operator unit AVS37.390 
 
Connections 
The AVS37.390 operator unit must be connected to terminal X30 of the basic unit using 
the AVS82.491/109 connecting cable. The connectors are coded. 
 
Dimensions 
235 4M 01
13
0,5
A
 
 
A Control panel, front 
 
The AVS37.390 operator unit is a PCB version without casing, supplied by Siemens.