Ashida ADR241B, Instruction Manual

Page: 136 / 272

Doc ID : ADR241B-DO_IM_01
Ref ID : ADR241B/IM/CS
Rev No. : 06
Page No. : 136 of 272
ADR241B
7.8 Spontaneous Events
Events are categorized using the following information:
Function type
Information Number
The IEC 60870-5-103 profile in the Menu Database contains a complete listing of all events
produced by the device.
7.9 General Interrogation (GI)
The GI request can be used to read the status of the device, the function numbers, and
information numbers that will be returned during the GI cycle. These are shown in the IEC
60870-5-103 profile in the Menu Database.
7.10 Cyclic Measurements
The device will produce measured values using ASDU-244. ASDU-244 will be reported with
information number 0. These frames are reported alternately. This can be read from the
device using a Class 2 poll. For every query the current online data is reported.
The device transmits its measurands at 1.2 times the rated value of the analogue value.
7.11 Commands
A list of the supported commands is contained in the Menu database. The device will
respond to other commands with ASDU-1, with a cause of transmission (COT) indicating
‘negative acknowledgement’..
7.12 Disturbance Records
The disturbance records are stored in uncompressed format and can be extracted using the
standard mechanisms described in IEC 60870-5-103. This relay supports up-to 10 records.
7.13 Configuration
To configure the IED for this protocol, please see the Configuration chapter.
7.14 IEC-103 Protocol Mapping
Sr. No. INF Description GI TYP COT FUN
1 Semantics of INFORMATION NUMBER : System Functions in monitor direction
0 End of general interrogation - 8 10 255
0 Time synchronization - 6 8 255
2 Reset FCB - 5 3 160
3 Reset CU - 5 4 160
4 Start/Restart - 5 5 160
5 Power on - 5 6 160