INSTALLATION - SED-901 Adding Expanders
9
The SED-901 system can support expanders Set up Please Read
1/
Ensure you set the
mode
switch on the SED-901 on your expander
2/
Set the address switch according to the number of expanders you have hanging off
each SED-901 Remote or SED-901 Master see below
NOTE : POWER RESET IF YOU CHANGE OR SET DIP SWITCHES
Expander dip switch Address settings
ADDR switch
1
2
3
4
1
2
3
4
Expander 1
ON
Expander 11
ON
ON
ON
Expander 2
ON
Expander 12
ON
ON
Expander 3
ON
ON
Expander 13
ON
ON
ON
Expander 4
ON
Expander 14
ON
ON
ON
Expander 5
ON
ON
Expander 15
ON
ON
ON
ON
Expander 6
ON
ON
Expander 7
ON
ON
ON
Expander 8
ON
Expander 9
ON
ON
Expander 10
ON
ON
Expand Port
Battery in
RS 485 Port
12+ A B Gnd
+ --
SED-901 Master
Flipped RJ 12 6P4C
Expand Port
Battery in
RS 485 Port
12+ A B Gnd
+ --
SED-901 Expander
Use RJ to RJ Cable
Connection Between
