Seneca KEY Series - Page 33

User Manual
IEC 61850 – MODBUS
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MI00705-0-EN
Page 33
9.1.4.2. SERIAL “SERIAL TRAFFIC MONITOR”
Allows you to view the serial packets that are in transit.
9.1.4.1. LOCAL TIME SETUP
This allows you to set the date/time manually.
ATTENTION!
IF AN NTP SERVER IS NOT SET, THE DEVICE WILL HAVE THE DATE/TIME 1/1/1970 0:00 WHEN IT
RESTARTS
SUPPORTED MODBUS COMMUNICATION PROTOCOLS
The Modbus communication protocols supported are:
▪ Modbus RTU/ASCII master (from #1 and #2 serial ports)
▪ Modbus RTU/ASCII slave (from #1 and #2 serial ports)
▪ Modbus TCP-IP Client (from the Ethernet port) up to 3 remote TCP-IP Modbus Servers
For more information on these protocols, see the website:
http://www.modbus.org/specs.php.
SUPPORTED MODBUS FUNCTION CODES
The following Modbus functions are supported:
▪ Read Coils (function 1)
▪ Read Discrete Inputs (function 2)
▪ Read Holding Registers (function 3)
▪ Read Input Registers (function 4)
▪ Write Single Coil (function 5)
▪ Write Single Register (function 6)
▪ Write multiple Coils (function 15)
▪ Write Multiple Registers (function 16)
ATTENTION!
All 32-bit variables are contained in 2 consecutive Modbus registers
All 64-bit variables are contained in 4 consecutive Modbus registers
RESETTING THE DEVICE TO ITS FACTORY CONFIGURATION