Loudspeaker line isolator system
Technical data | en
33
Bosch Security Systems B.V.
Installation manual
2021.07.28 | V1.00 |
8.2
PRA-LIM (FIM)
Electrical
DC Power supply
(powered via loop from LDB)
19 - 30 VDC, nominal 30 VDC
DC Power consumption
Idle current
100 µA continuous
Max. power consumption
20 mW
LOOP connection
DC
30 V, max. cont. 130 mA
AC Voltage
Max. cont. 100 V
RMS
, 300 V
PP
AC Current
Max. cont. 8 A
AC Frequency range
40 Hz ~ 20 kHz (-3dB)
AC THD
Max.10% (according to EN 54-16)
T-branch output
DC
560 mV, max. 15 μA, cont. 1 μA
AC
Same as LOOP
Maximum AC load
50 W
Wiring
2-wire, max. 2.5 mm
2
, loop max. length 1 km,
outer cable diameter max. 13 mm
Grounding
Optional earth loop through third connection
pin
Loop relay contact rating
Max. 250 VAC / 8 A (Dual-state type)
Maximum total loop load
800 W
Loudspeaker type
Only with DC blocking capacitor
Maximum number of FIM’s, single loop
200
Maximum number of loudspeakers
Between FIM’s
Infinite within the maximum loop-load of
800W (National standard may limit the
number of loudspeakers between FIM’s)
T‑branch
Infinite within the maximum T-branch load of
50W (National standard may limit the number
of loudspeakers)
Short detection
< 90 Ω (L+ to L-)
Open detection
(only T‑branch with EOL monitoring)
> 360 kΩ (L+ to L-)
Functional: (interfacing)
Summary of Contents for F.01U.393.727
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