Led Displays - Bosch LSN Product Documentation

Product Documentation of the LSN Radio Fire Detection System

8. LED Displays

8.1. LED (red) on RF smoke detector DOW 1171
Flash cycle
Slowly
Rapidly
Long
Slowly to rapidly Slowly to rapidly
Very rapid
Slowly
8.2. LEDs on RF expansion module FK 100 LSN
Di Display l
Rapid flashing
Rapid flashing
Rapid flashing
Rapid flashing
Slow flashing
Slow flashing
Slow flashing
Steady light
Steady light
Timing diagram [ms]
Display
Rapid flashing, 4Hz
Slow flashing, 0.5Hz
Steady light
Timing diagram [ms]
1x/2s
80
3x/2s
80
80 80
1x/2s
320
1x/1s
80 80
2x/1s
80
80 80
3x/1s
80
80 80
4x/1s
80
80 80
6x/1s
80
80
1x/1s
80
LED
red yel-
low
x
x
x
x
x
x
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1920
80 1600
80
1680
920
760
600
80
80
460
80 80
80 80
80 80
80 80
920
Cause C
green
x Frequency search
x RF smoke detector logon
Initial set- up without WinPara
Conflict mode
x Radio cell system configuration
Standby mode
Fire alarm
Sabotage alert (expander opened or de-
tector twisted out of base)
x Normal mode
Timing diagram [ms]
125 125
125
1000
PI - 32.15a
Cause
New logon
Renewed logon
System search
Field strength flashing Field strength flashing
Field strength very low g
Field strength low g
Field strength moderate
Field strength high
Fault, defect
Fire alarm
125
125 125
1000
601-F.01U.002.708
A3.en / 28.12.2004
ST-FIR/ PRM1 / deh
y
125