PACSystems™ RX3i DNP3 Outstation User Manual
Section 5
GFK-3103B
June 2020
System Operation
76
5.14.5
DNP3 Outstation re-configuration using Service Request
For CPE115, DNP3 Outstation configuration can be changed during run time without stopping and
clearing the Hardware configuration using Service Request. Follow below steps to re-configure the
DNP3 outstation.
1.
Stop DNP3 Outstation using Service Request Sub-function command
–
STOP(0x01).
2.
Clear DNP3 Outstation configuration using Service Request Sub-function command
–
CLEAR(0x02).
3.
Modify DNP3 Configuration ST Block parameters as per requirement.
4.
Do Run Mode Store of the modified DNP3 configuration ST Block.
5.
Start DNP3 Outstation using Service Request Sub-function command
–
START(0x00).
For CPE400/410, this feature is not applicable.
5.14.6
Service Request Sub-function
–
SLAVE_STATUS(0x03)
The SLAVE_STATUS sub-function code can be used to obtain 16-bit info about the current state of the
DNP3 Outstation. The sub-function response uses the following bitmasks:
INIT_IN_PROGRESS
0x0001
READY_TO_START
0x0002
RUNNING
0x0004
STOPPED
0x0008
POINT_PUSH_IN_PROGRESS 0x0100
ACTIVE_UNIT
0x0200
BACKUP_UNIT
0x0400
Table 32: Parameters for the SLAVE_STATUS sub-function service request
Parameter
Summary
Data Direction
(LD perspective)
16#0002
DNP3 Outstation Protocol
IN
16#0003
SLAVE_STATUS request
IN
0000 0000 0000 0000
Slave Status Response
–
bitmask (see
below)
OUT