SED-902 MASTER CONNECTION
DIP SWITCHES
NOTE: Mode switch sets Master or Remote
and Wiegand or Cardax
1 A off = Remote
2 B off = Wiegand
3 C off = not used
4 D off = on for programming via Serial 8-n-115k
NOTE: Address switch used for expanders
ACCESS CONTROL 1 Connections
DATA =
DATA / D1 GREEN
CLOCK=
CLOCK / D0 WHITE
LED =
LED BROWN
BEEP=
YELLOW
COM=
GND or COMMON
+12V=
DO NOT WIRE
ACCESS CONTROL 2 Connections
DATA =
DATA / D1 GREEN
CLOCK=
CLOCK / D0 WHITE
LED =
LED BROWN
BEEP=
YELLOW
COM=
GND or COMMON
+12V=
DO NOT WIRE
•
Battery in
= 12v back battery 7 AHr
•
16v AC in =
plug pack where required
•
RS485 Port
not used
RF Link Relay
Used for RF signal link when in range
DB 9 Serial
for PC configuration 8,n,1 @115k
RJ11 EXPANDER Port
Used to link boards via RJ11 jumper cable
Relay Board Operation
The Relay System is simple - inputs on the
Relay board follow outputs
Example:
If you trigger Input 1 on either
Relay board, it will then trigger Relay 1
on the opposite board.
INSTALLATION - SED-902 Wiegand Master
5
SED-902 MASTER Board Layout & Connections
Note: The SED-902 has dual markings for
MASTER & REMOTE
Sec-Eng
RF Module
Tx
Rx
CTx1
CRx1
CTx2
CRx2
16 vac in
ADDR
LEDS
Expand Port
SED-902 MASTER
WIEGAND
MODE
D 9
POWER
CHARGE
LINK
MEMORY
A
B
C
D
on
COPY PROG TEST
Signal
RS232
@115k in
1
batt Volts
N0
C
NC
Battery in
RS 485 Port
RF Link Relay
on
4 w
ay i/
o
boar
d
+12 A B GND
+ --
OUTPUT XXXX
DATA
CLOCK
LED
BEEP
COM
------
Access
Control
Reader 1
Reader 2
OUTPUT XXXX
DATA
CLOCK
LED
BEEP
COM
------
