26
EN
Contents
i
This manual... ...........................................................................................................27
How to use this manual ............................................................................................27
Hazard symbols ........................................................................................................27
Levels of danger and signal words ...........................................................................27
Symbols and depictions used ...................................................................................28
Safety instructions ....................................................................................................29
Intended use .............................................................................................................30
Improper use ............................................................................................................30
Functional description...............................................................................................31
Important information prior to installation and commissioning..................................33
Installation of the DuoFern Environmental Sensor ...................................................34
Safety instructions for the electrical connection .......................................................37
Electrical connection.................................................................................................38
Final installation of the DuoFern Environmental Sensor ..........................................39
Important information for service personnel and fitters
............................................40
Resetting the DuoFern Environmental Sensor to the factory settings ......................41
Service / maintenance and care ...............................................................................42
Technical specifications of the DuoFern Environmental Sensor
...............................43
Simplified EU declaration of conformity
....................................................................43
Factory settings of the DuoFern Environmental Sensor ...........................................44
Factory settings for the integrated actuator ..............................................................45
Rear wall view and drilling template .........................................................................46
Warranty terms and conditions .................................................................................47