D.11
Date Code 20170927 Instruction Manual SEL-751 Relay
DNP3 Communications
DNP3 in the SEL-751
Table D.7 Port DNP3 Protocol Settings (Sheet 1 of 2)
Name Description
Range Default
EDNP
a
Enable DNP3 Sessions 0–5 0
DNPNUM
a
DNP3 TCP and UDP Port 1–65534 20000
DNPADR Device DNP3 address 0–65519 0
Session 1 Settings
DNPIP1
a
IP address (zzz.yyy.xxx.www) 15 characters “”
DNPTR1
a
Transport protocol UDP, TCP TCP
DNPUDP1
a
UDP response port REQ, 1–65534 20000
REPADR1 DNP3 address of the Master to send messages to 0–65519 1
DNPMAP1 DNP3 Session Custom Map 1–3 1
DVARAI1 Analog Input Default Variation 1–6 4
ECLASSB1 Class for binary event data, 0 disables 0–3 1
ECLASSC1 Class for counter event data, 0 disables 0–3 0
ECLASSA1 Class for analog event data, 0 disables 0–3 2
DECPLA1 Decimal places scaling for Current data 0–3 1
DECPLV1 Decimal places scaling for Voltage data 0–3 1
DECPLM1 Decimal places scaling for Miscellaneous data 0–3 1
ANADBA1 Analog reporting dead band for current; hidden if ECLASSA1 set to 0 0–32767 100
ANADBV1 Analog reporting dead band for voltages; hidden if ECLASSA1 set to 0 0–32767 100
ANADBM1 Analog reporting dead band for miscellaneous analogs; hidden if ECLASSA and
ECLASSC set to 0
0–32767 100
TIMERQ1 Time-set request interval, minutes (M = Disables time synch requests, but still accepts and
applies time synchs from Master; I = Ignores (does not apply) time synchs from Master)
I, M, 1–32767 I
STIMEO1 Select/operate time-out, seconds 0.0–30.0 1.0
DNPINA1
a
Send Data Link Heartbeat, seconds; hidden if DNPTR1 set to UDP 0.0–7200 120
DRETRY1
b
Data link retries 0–15 0
DTIMEO1
b
Data link time-out, seconds; hidden if DRETRY1 set to 0 0.0–5.0 1
ETIMEO1 Event message confirm time-out, seconds 1–50 5
UNSOL1 Enable unsolicited reporting; hidden and set to N if ECLASSB1, ECLASSC1, and
ECLASSA1 set to 0
Y, N N
PUNSOL1 Enable unsolicited reporting when energized; hidden and set to N if UNSOL1 set to N Y, N N
NUMEVE1
c
Number of events to transmit on 1–200 10
AGEEVE1
c
Oldest event to transmit on, seconds 0.0–99999.0 2.0
URETRY1
c
Unsolicited messages maximum retry attempts 2–10 3
UTIMEO1
c
Unsolicited messages offline timeout, seconds 1–5000 60
Session 2 Settings
DNPIP2
a
IP address (zzz.yyy.xxx.www) 15 characters “”
DNPTR2
a
Transport protocol UDP, TCP TCP
·
·
·
URETRY2
a,c
Unsolicited messages maximum retry attempts 2–10 3
UTIMEO2
a,c
Unsolicited messages offline timeout, seconds 1–5000 60