Required Configuration Parameters; Standard Commreq Command Block Parameters; Parameters For Master Station-Outstation Connection - Emerson PACSystems RX3i User Manual

User Manual
GFK-2911E
6.2

Required Configuration Parameters

The ten parameters outlined in 6.2.1and 6.2.2are required for all RX3i DNP3 Outstation
configuration files. These parameters set a basic configuration in the DNP3 Outstation
module that allows connection to a DNP3 master station. All configuration parameter
values should be entered in decimal format. Refer to the parameter description to
determine valid input values for application-based, or user-defined, parameter settings. Set
values for these parameters as required by the application.
Note:

Standard COMMREQ Command Block Parameters

Table 5:
Parameter
mComreq_Setup[00]
mComreq_Setup[01]
mComreq_Setup[02]
mComreq_Setup[03]
mComreq_Setup[04]
mComreq_Setup[05]

Parameters for Master Station-Outstation Connection

Table 6:
Parameter
mComreq_Setup[06]
mComreq_Setup[07]
mComreq_Setup[08]
mComreq_Setup[09]
Configuration of DNP3 outstation Parameters
Reserved parameters always have a value of zero (0).
Value
114
0
m-type value
offset value
0
0
Value
1234
conn value
20000
LLA value
Description
COMMREQ Data Length,
always 114 (decimal)
WAIT/NOWAIT Flag, always 0
Memory Type for COMMREQ Status Word.
Value (decimal) : 8-%R, 10-%AI, 12-%AQ, 196-%W
Memory Address Offset for COMMREQ Status Word.
Zero-based offset into memory: value = address – 1
(for example, %R1 requires offset 0, %R100 requires
offset 99)
Reserved
Reserved
Description
Outstation Command Number
Always 1234
Number of Master Station Connections to support
Value: 1 to 8: default is 1
TCP/IP Port Number for DNP3 Data Connection,
By convention it should be 20000, however this can be
overridden by the SOE setting
LLA Address for DNP3 Outstation Module
Value: 1 to 255: typically 4
Note: The LLA address for the Outstation must be unique
among connected masters.
See Note: Unsolicited responses to DNP3 Master in the
section -DNP3 Polled Object Parameters –Push-Back
Messages (Section b)
Chapter 6
Sep 2019
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