Connecting The Ms 400/Ms 400 B; Connecting The Faa-Msr 420 - Bosch AVENAR detector 4000 User Manual

22 en | Connection
5.2.1

Connecting the MS 400/MS 400 B

max. 30 V DC
a1/a2
(LSN -/L..a)
ye
wh
rd
bk
gn
c
+V/0 V
FAA-420-RI
Notice!
i
When using unshielded cables for the connection of the remote indicator, the maximum cable
length is 3m. No limitation when using shielded cables.
5.2.2 Connecting the FAA‑MSR 420
Maximum contact load (resistive load) of the change-over contact relay:
–
–
2023-06 | 07 | F.01U.283.550
b1
b2
bk
ye
ye
rd
wh
gn
bk
C
bk rd
–
max. 3 m FAA-420-RI
Yellow, connection to b1/b2 (LSN +)
White, connection to a1/a2 (LSN -)
Red, connection to +V
Black, connection to 0V
Green, connection to shield wire
Indicator output
Terminals for looping through the supply voltage for downstream elements
Remote indicator
62.5 VA: 0.5 A at 125 V AC
30 W: 1 A at 30 V DC
}
LSN +/L..b
+
User manual
AVENAR detector 4000
Bosch Sicherheitssysteme GmbH