Rockwell Automation 1758-RTU202 DataSite Software User Manual FRN 1.2 - Manual (Page 319)

Publication 1758-UM002D-EN-P - October 2010
Extension Modbus Protocol for DataSite Controllers (1758-FLO) 319
Command Number 29: Read the Flag of Getting Gas Component
Parameters from the Gas Component Analyzer
Use command number 29 to read the flag of whether or not the gas
component parameters are read from the gas component analyzer.
There is no event code for command number 29.
Command Number 30: Acknowledge Alarms
Use command number 30 to acknowledge all the new alarms in the alarm log.
The controller will clear the flag for all the new alarms after receiving this
command.
Parameters for command number 29
Address Data Type Attribute Description
49025 u_short RW 29
49026 u_short R Return code
49027 u_short W Meter run (0…7)
49028 u_int W Pass code for user
49030…49034 — — Reserved
49035 u_short R Flag of getting gas component
parameters from the gas
component analyzer
0: Disable
1: Enable
Return codes for command number 29
Return Code Description
00 OK
01 Meter run is invalid
100 Pass code is incorrect
Other Invalid
Parameters for command number 30
Address Data Type Attribute Description
49025 u_short RW 30
49026 u_short R Return code
49027 — — Reserved
49028 u_int W Pass code for user