Schweitzer Engineering Laboratories SEL-2020 - Page 111

Date Code 20010518 “Job Done” Examples - (Example 3) 4-29
SEL-2020 Instruction Manual
SET THE SEL-2020, STEP-BY-STEP
Use the SET P command to configure Port 11 as a Master port for the RTU.
You should have the following screen:
*>>SET P 11<ENTER>
SET P 11<ENTER>SET P 11<ENTER>
SET P 11<ENTER>
Port communications settings for Port 11
Device Type (U=Unused, S=SEL IED, O=Other IED,
P=Printer, M=Master) DEVICE = S ? M<ENTER>
M<ENTER>M<ENTER>
M<ENTER>
Communications Type (S=SEL, L=LMD) PROTOCOL= S ? <ENTER>
<ENTER><ENTER>
<ENTER>
Enable Fast Operate Commands on this port (Y/N) FAST_OP=N ? <ENTER>
<ENTER><ENTER>
<ENTER>
Port Identification String
PORTID =""
? RTU<ENTER>
RTU<ENTER>RTU<ENTER>
RTU<ENTER>
Modem Settings
Modem Control (Y/N) MODEM = N ? <ENTER>
<ENTER> <ENTER>
<ENTER>
Communications Settings
Baud Rate (300, 600, 1200, 2400, 4800, 9600,
19200, 38400) BAUD = 9600 ? <ENTER>
<ENTER><ENTER>
<ENTER>
Number data bits (7,8) DATABIT = 8 ? <ENTER>
<ENTER><ENTER>
<ENTER>
Stop Bits (1,2) STOPBIT = 2 ? <ENTER>
<ENTER><ENTER>
<ENTER>
Parity (N,O,E,1,0) PARITY = N ? END<ENTER>
END<ENTER>END<ENTER>
END<ENTER>
PORT:11
DEVICE = M
PROTOCOL= S
FAST_OP = N
PORTID ="RTU"
MODEM = N
BAUD = 9600
DATABIT = 8 STOPBIT = 2 PARITY = N
RTS_CTS = N XON_XOFF= Y
TIMEOUT = OFF ECHO = Y
AUTO_HELP= Y
TERTIME1= 1
TERSTRING="\004"
TERTIME2= OFF
Save changes (Y/N) ? Y<ENTER>
Y<ENTER>Y<ENTER>
Y<ENTER>
Port 11 Settings Changed
*>>
Notes:  Set the device type to Master.
Enter an ID to indicate this port is connected to an RTU.
! Accept the default baud rate and associated communication parameters if they are
compatible with the RTU. If these parameters are not compatible, make changes as
necessary.

!