Removal
a.
Use the
[Test/Eng]
menu at the control panel and
[Stop]
the loop circuit on which the 34440 Mains
powered interface unit reside.
&
Before removal of the
34440 Mains Interface Board
from the 34440 Mains powered interface unit,
first completely isolate the mains supply to the unit. Disconnect the wired connection to the Batteries and
then disconnect the battery lead from terminal P8
k
on the
Board
.
b.
Now disconnect all the wires
uvwxy
and
z
between the MAINS TERMINAL BLOCK and AC
terminals P7
l
on the
34440 Mains interface board
. Remove the MAINS TERMINAL BLOCK, MAINS
FILTER, TRANSFORMER TERMINAL BLOCK and the TRANSFORMER
j
from the enclosure and
discard them safely.
c.
Mark all the other external wires before disconnecting them from their terminal blocks
m
, this will help
identify the cables for reconnection to the
Replacement Mains Interface Board
.
d.
Remove
34440 Mains Interface Board
from the unit
n
and discard it safely.
Programming
"
The
Replacement Mains Interface Board
is factory configured with all four channels as 'Sector' outputs.
Use the S4 Interface Programmer kit (S4-INTERFACE-PROG) V1.03 or greater and configure the required
'Zone' inputs and 'Sector' outputs on the
Replacement Interface Board,
in order to simulate the legacy
34440
Mains Interface Board
, see instructions supplied with the S4 Interface Programmer kit.
Installation
Replacement Mains Interface Board
2
4188-1005 issue 1_03/11_Replacement Board for 34440 MPI
MAINS
TERMINAL
BLOCK
N
MAINS FILTER
TRANSFORMER TERMINAL BLOCK
TRANSFORMER
AC
AC
P7
34440 Mains Interface Board
L
34440 Mains powered interface unit
Battery
P8
+
-
+
-
-
+
2 - 12V 2.1Ahr BATTERIES
