Led Indication; Button Assignment - Siemens FDUL221 Technical Manual

5.2.3
5.2.4
Building Technologies
Fire Safety

LED indication

The LEDs indicate the operating condition of the FDUL221 line tester.
Element Description
Flashes slowly
LED red
Flashes rapidly
LED red
Flashes weakly Normal operation
LED green
Flashes brightly Reading in the line topology
LED green
Lit up
LED green
Flashes rapidly
LED green
See also
Setup [

Button assignment

Different functions are assigned to the command buttons.
Symbol Button Function
Upward movement between and within the menus
Up Movement to the right within a function, e.g. in Device Info or in
LCD Setup
Downward movement between and within the menus
Down Movement to the left within a function, e.g. in Device Info or in
LCD Setup
Confirming a selection, e.g. entering a menu or a function
OK Starting a procedure, e.g. activating tests
Activating a function, e.g. switching relays, sounds and alarm
indicators
Quitting a function or a menu
Exit Cancelling a procedure
Starting in configuration mode (together with the 'on/off' switch)
Structure and function
Function
Error when starting up the FDUL221 line tester
Connection to PC, e.g. download
buttons pressed
Connection to PC, e.g. download
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Setup
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2013-08-15