SELENA Multifunctional LED Clock USER MANUAL V32D
KERA TECHNOLOGIES INC. 2013 www.ledclocks.com
31
TO MORE SLAVES IN THE NETWORK
MASTER—SLAVE SYSTEM WITH COMMUNICATION over the POWER LINE WIRING
using EXTERNAL PLC MODEM and a PC AS THE MASTER.
GPS WWVB
INTERNET
1, 2 or 3 PHASE EXTERNAL
POWER LINE MODEM
WITH RS232 OR RS485 INPUT
( option # 724XRS )
PLC
POWER LINE
SLAVE CLOCKS
WITH INTERNAL POWER LINE MODEMS
( option # 724RS )
88:88
88:88
88:88
OPTIONAL
PC COMPUTER with RS232 or USB
serial port and with installed
PC2KERA driver S/W
( option # 721 )
RS232, USB or RS485
COMMUNICATION
RS-232 (PC) to RS-485
CONVERTER may be
necessary
( option # 901 )
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