Rockwell Automation 1758-RTU202 DataSite Software User Manual FRN 1.2 - Manual (Page 314)

Publication 1758-UM002D-EN-P - October 2010
314 Extension Modbus Protocol for DataSite Controllers (1758-FLO)
There is no event code for command number 24.
Command Number 25: Read New Alarm Logs
Use command number 25 to read new alarm logs. The value in register 49030
indicates how many new alarm records have been loaded with this reading.
The maximum number is 15. Each new alarm record consists of 12 registers
and has the same format as an alarm.
49083…49094 See above See above Alarm 5
49095…49106 See above See above Alarm 6
49107…49118 See above See above Alarm 7
49119…49130 See above See above Alarm 8
49131…49142 See above See above Alarm 9
49143…49154 See above See above Alarm 10
49155…49166 See above See above Alarm 11
49167…49178 See above See above Alarm 12
49179…49190 See above See above Alarm 13
49191…49202 See above See above Alarm 14
49203…49214 See above See above Alarm 15
Return codes for command number 24
Return Code Description
00 OK
01 Meter run is invalid
02 Number of records you want to get is invalid
100 Pass code is incorrect
Other Invalid
Parameters for command number 25
Address Data Type Attribute Description
49025 u_short RW 25
49026 u_short R Return code
0: OK
49027 u_short W Reserved
49028 u_int W Pass code for user
49030 u_short R Number of read records
Registers for alarms 2…15 (Continued)
Address Data Type Attribute Description