Bosch AVENAR detector 4000 - Connecting MS 400;MS 400 B Bases; Connecting the FAA-MSR 420 Base

22 en | Connection AVENAR detector 4000
2023-06 | 07 | F.01U.283.550
User manual
Bosch Sicherheitssysteme GmbH
5.2.1 Connecting the MS 400/MS 400 B
max. 3 m
C
a1/a2
(LSN -/L..a)
LSN +/L..b
rd
+
bk
–
max. 30 V DC
wh
bk
bk
rd
gn
ye
ye
b1
}
b2
FAA-420-RI
ye Yellow, connection to b1/b2 (LSN+)
wh White, connection to a1/a2 (LSN-)
rd Red, connection to +V
bk Black, connection to 0V
gn Green, connection to shield wire
c Indicator output
+V/0V Terminals for looping through the supply voltage for downstream elements
FAA-420-RI Remote indicator
i
Notice!
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:
– 62.5VA: 0.5A at 125VAC
– 30W: 1A at 30VDC