Parameter Values (Range) Unit Step Default Description
UDP Tx Port 0...65535 1 0 UDP Destination
Port for cli-
ent/master
Client control au-
thority
0=No clients
1=Reg. clients
2=All clients
2=All clients 0=no client con-
trols allowed;
1=Controls allowed
by registered cli-
ents; 2=Controls al-
lowed by all clients
Link keep-alive 0...1000000 s 1 0 Link keep-alive in-
terval for DNP
Validate master
addr
1=Disable
2=Enable
1=Disable Validate master ad-
dress on receive
Self address
1=Disable
2=Enable
2=Enable Support self ad-
dress query func-
tion
Need time interval 0...65535 min 1 30 Period to set IIN
need time bit
Time format
0=UTC
1=Local
1=Local UTC or local. Coor-
dinate with master.
CROB select time-
out
1...65535 s 1 10 Control Relay Out-
put Block select
timeout
Data link confirm
0=Never
1=Only Multiframe
2=Always
0=Never Data link confirm
mode
Data link confirm
TO
100...65535 ms 1 3000 Data link confirm
timeout
Data link retries 0...65535 1 3 Data link retries
count
Data link Rx to Tx
delay
0...255 ms 1 0 Turnaround trans-
mission delay
Data link inter char
delay
0...20 char 1 4 Inter character de-
lay for incoming
messages
App layer confirm
1=Disable
2=Enable
1=Disable Application layer
confirm mode
App/UR confirm TO 100...65535 ms 1 5000 Application layer
confirm and UR
timeout
App layer fragment 256...2048 bytes 1 2048 Application layer
fragment size
UR mode
1=Disable
2=Enable
1=Disable Unsolicited respon-
ses mode
UR retries 0...65535 1 3 Unsolicited retries
before switching to
UR offline mode
UR retry delay 0...65535 ms 1 5000 Additional delay
kept after App/UR
confirm TO before
sending new unso-
licited retry
UR offline interval 0...65535 min 1 15 Unsolicited offline
interval
UR Class 1 Min
events
0...999 1 2 Min number of
class 1 events to
generate UR
UR Class 1 TO 0...65535 ms 1 50 Max holding time
for class 1 events to
generate UR
Table continues on the next page
1MRS759142 F Basic functions
REX640
Technical Manual
71
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