Commissioning instructions
12
4188-949 issue 3_05/10_Nano Comms inst.
External
Wiring
+VE
0V
DRN
PP10
RX TX
0VISO
DRN
ISOLATED RS232
NC
C
NO
DRN
COMMON FAULT
PP4
DRN
FIRE OUTPUT
PP5
EXT.EVAC.
PP8
+VE
0V
DRN
CLASS
CHANGE
PP9
L1 0V
DRN
LOOP END 1
PP1
L2 0V
DRN
LOOP END 2
PP2
MA2+
RS485
PP3
DRN
B
A
24V 0V
MA2-
DRN
MASTER
ALARM 1
PP6
MASTER
ALARM 2
PP7
MA1+ MA1-
DRN
PP10
RX TX
0V
ISO
DRN
ISOLATED RS232
NC
C
NO
DRN
COMMON FAULT
PP4
NC
C
NO
DRN
FIRE OUTPUT
PP5
+VE
0V
DRN
EXT.EVAC.
PP8
+VE
0V
DRN
CLASS
CHANGE
PP9
L1 0V
DRN
LOOP END 1
PP1
L2 0V
DRN
LOOP END 2
PP2
DRN
RS485
PP3
B
A
24V 0V
NC
C
NO
MASTER
ALARM 1
PP6
MA1+
MA2+ MA2-
DRN
MASTER
ALARM 2
PP7
MA1-
DRN
Earth drain wire
should not be more
than 50mm long
Soft skin (FireTuf) Cable
Ensure the
terminal block
is correctly seated
on the PCB
Enclosure
Wrap electrical
insulation tape
over cut end
of cable sheath
Cable gland
Strip outer
sheath of cable
at this point,
30mm down from
the gland.
30mm
MA2+ MA2- DRN
Removable