EST LSS4 - 4 IAC

S
ystem
lnstallation
2.26
Table
2-12:
4iac
‹tification
V
ol(age
M
àXimum
Currentper
circuit
EOL
Resistor
otal
Supervisory
current
S
pecificatio
n
s
ppliance
Circuit
MOdule
A
19.7
-
26.7VDC
3 1/2A
15
35
a cu
rent
.
mA
35
fTiA* 23 mA
/Active
Circuit
MOdule
space
required
one
Installation
Refer
to
Figure
2-2.or
Figure
2-3,or
Figure
2-4,and
Figure2
13.
Note:A LSSPS
Power
Supply
is
requiredto
power
4IAC
Modules.
1.
Removethe
front
cover
plateand
mounting
frame
fromthe
enel
osure
(Ió.10.41
2.
Install the
4IAC
boardonthe
nylon
standoffson
frontofthe
expansion
frame(16)
?.
Re-installthe
expansion
frameinthe
enclosure(I
6,4)
4. Set
jumpersJP
I,
JP2,
JP3,& JP4rothe
addressofthe
4IAC
Module
perthe
worksheetandthe
4IAC
address
table.
Duplicate
addresses
arenot
permitted.
5.
Install
jumperIPS
if
this
is the
last
moduieonthe
RS-485
control
circuit.
Table
2-13:
4IAC
Module
Fuses
4IACF
uses
F1.
SFE-4,4 Amp
F2:SFE-4,4 Amp
F3:
SFE4,4Amp
F4:
SFE-4,4 Amp
PROTECTED
CIRCUIT
IAC#4
IAC
t/1
IAC #3
IAC //2
LSS4
Installation,
Operation,and
Maintenance
Manual