Bosch PRAESENSA Installation Manual page 34

34 en | Technical data
Status indicators
User buttons
Fault report
Reset
Reset time
Full charging time (from complete discharge)
Fault detection time
Loop short, T-branch short
T-branch open (only with EOL monitoring)
Audio recovery time
Loop short
Other faults
Environmental
Operating temperature
Storage temperature
Relative humidity
Mechanical
Housing
Protection rating
Dimensions (W x H x D)
Weight
Mounting
Connections
LOOP / T-branch
Ext. LED
2021.07.28 | V1.00 |
2 x two-color LED (orange/blue), 1 x output
to optional external fault LED
Reset + EOL detection switch
Open relays
Manual, by FIM reset button or by LDB reset
< 3s
< 50s
< 1 s
< 5 s
< 4 s
0 s (no audio interruption)
-25˚C ~ +55˚C
-20˚C ~ +70˚C
15% - 93%
Plastic body (ABS/PC-V0 ) with transparent
cover (PC-V0)
IP 33
IP 33 housing, 110 x 130 x 55 mm
150 g
Surface mounting, on-speaker mounting
3-way 5 mm WAGO push-in terminal block (L
+,L-,GND) 0.8 - 2.5 mm2
2-way 3.5 mm screw terminal block
Installation manual
Loudspeaker line isolator system
Bosch Security Systems B.V.