SELENA
Multifunctional LED Clock
USER MANUAL V32D
KERA TECHNOLOGIES INC. 2013
www.ledclocks.com
32
TO MORE SLAVES IN THE NETWORK
MASTER—SLAVE SYSTEM WITH COMMUNICATION over the POWER LINE WIRING
using SELENA AS THE MASTER.
GPS
WWVB
INTERNET
RS232 OR RS485
COMMUNICATION
S
L
A
V
E
C
L
O
C
K
S
W
IT
H
IN
T
E
R
N
A
L
P
O
W
E
R
L
IN
E
M
O
D
E
M
S
(
o
p
ti
o
n
#
7
24
R
S
)
POWER LINE
JU
M
P
E
R
R
S
23
2
O
R
R
S
48
5
FR
O
M
G
P
S
,W
W
V
B
O
R
E
TH
E
R
N
E
T
SYNC USING THE CLOCK
AS THE MASTER
AND BROADCASTER
SYNC USING GPS
WWVB OR ETHERNET
AND THE CLOCK
AS BROADCASTER
RXIN
RS D.IN
PLC IN
TXOP
PLC OUT
RS D.OUT
OPTIONAL
88:88
88:88
88:88
88:88
FIRST SLAVE CLOCK
WITH POWER LINE MODEM
AND RS232 OR RS485 INPUT
( Option # 724RS and # 725
or # 725232 )
RXIN
RS D.IN
PLC IN
TXOP
PLC OUT
RS D.OUT
JU
M
P
E
R
S
TXD
RXD
GND
NOTE:
NOT ALL TERMINALS AND SIGNALS MAY BE
AVAILABLE IN ALL MODELS OR CONFIGURATIONS.
OTHER SYNC WIRING MODES ARE POSSIBLE.
