Example of a modbus query – CIRCUTOR computer SMART III-Fast Series User Manual
Page 68
OutputassociatedwithAlarmE01
1170
0(No),
1(Alarmrelay),
2(Digitaloutput1)
2(Digitaloutput2)
0
OutputassociatedwithAlarmE02
1171
0
OutputassociatedwithAlarmE03
1172
0
OutputassociatedwithAlarmE04
1173
0
OutputassociatedwithAlarmE05
1174
0
OutputassociatedwithAlarmE06
1175
0
OutputassociatedwithAlarmE07
1176
0
OutputassociatedwithAlarmE08
1177
0
OutputassociatedwithAlarmE09
1179
0
OutputassociatedwithAlarmE10
1179
0
OutputassociatedwithAlarmE11
117A
0
OutputassociatedwithAlarmE12
117B
0
OutputassociatedwithAlarmE13
117C
0
OutputassociatedwithAlarmE14
117D
0
OutputassociatedwithAlarmE15
117E
0
OutputassociatedwithAlarmE16
117F
0
OutputassociatedwithAlarmE17
1180
0
C�-Deleting parameters
Parameterscanbedeletedusing
Function 05:writingarelay�
Table 37:Modbus memory map: deleting parameters
Deleting parameters
Action
Address
Value to be sent
Deletingmaximumvalues
200
FF
Deletingminimumvalues
210
FF
Deletingmaximumandminimumvalues
220
FF
Deletingenergies
230
FF
Deletingthestagesearchandstageenablingvaluesoftheleakagecurrent
alarm
240
FF
Deletingtheno�ofoperationsofalltherelays
250
FF
ResettingalarmsE14andE15
260
FF
Restoringthedefaultconfigurationvalues
300
FF
4�9�4� EXAMPLE OF A MODBUS QUERY
Query:InstantaneousvalueoftheL1phasevoltage
Address
Func-
tion
Initial log
No� of logs
CRC
0A
04
0000
0002
70B0
Address: 0A,Peripheralnumber:10indecimal�
Function: 04,Readfunction�
Initial Log: 0000,logfromwhichtostartreading�
No� of logs: 0002,numberoflogstoberead�
CRC: 70B0,CRCcharacter�
68
Computer SMART III FAST
Instruction Manual