Areva MiCOM P125, Technical Manual

Page: 112 / 362

P12y/EN FT/D32 User Guide
Page 32/86 MiCOM P125/P126 & P127
4.5 Menu COMMUNICATION
The COMMUNICATION menu depends on the type of communications protocol: ModBus,
Courier, IEC 60870-5-103 or DNP3.
To gain access to the COMMUNICATION menu from the default display, press " then $
until the menu is reached.
4.5.1 Menu ModBus COMMUNICATION
COMMUNICATION
Heading COMMUNICATION menu. To gain access to
submenu, press
"
. To modify setting press
%
and
" !
to
scroll available selections. Press % to confirm choice.
Communication?
Yes
Use ModBus RTU communication via the RS485 port on
the rear terminals of the relay. To activate the parameter
communication, press
% and use ! to select Yes.
Press
%
to enable choice.
Baud Rate
9600
bd
Displays the baud rate of ModBus transmission.
Select from: 300, 600, 1200, 2400, 4800, 9600, 19200 or
38400 bd.
Parity
None
Displays the parity in the ModBus data frame.
Select parity: Even, Odd or None
Data Bits
8
Displays the number of data bits in the ModBus data frame.
Select 7 or 8 bit data frame.
Stop Bits
1
Displays the number of stop bits in the ModBus data frame.
Select stop bit: 0 or 1
Relay Address
1
Displays the network address of the MiCOM relay in the
ModBus network.
Select an address from 1 to 255.
WARNING: A MODBUS NETWORK CAN ONLY COMPRISE 32 RELAY ADDRESSES
ON THE SAME MODBUS SUB-LAN.
4.5.2 Menu Courier COMMUNICATION
This communication protocol is not yet available.
COMMUNICATION
Heading COMMUNICATION menu. To gain access to
submenu, press
" . To modify setting press % and " ! to
scroll available selections. Press
%
to confirm choice.
Communication?
Yes
Use Courier communication via the RS485 port on the rear
terminals of the relay. To activate the parameter
communication, press
%
and use
!
to select Yes. Press
% to enable choice.
Relay Address
1
Displays the network address of the MiCOM relay in the
Courier network.
Select an address from 1 to 255.