Bosch FPA-5000 - Page 92

LSN 0300 A
AUX1 LSN1 AUX2 LSN2
+ – a– b+ + – a– b+
ATB 420 LSNi
+U 0V
POW IN
+U 0V
POW OUT
LSN
a1- b1+ a2- b2+ Shield
FLM-420-EOL4W
EN54-13
4
LSN
AUX
aLSN1 bLSN1 aLSN2 bLSN2
+U
0V
GNDE
SUA1
SUA2
ATB 420 LSNi
92 en | Wiring Modular Fire Panel
2016.07 | 12.6 | F.01U.009.201 Wiring Guide Bosch Sicherheitssysteme GmbH