Gassonic Observer-i HART
10
8.0
UNIVERSAL COMMANDS
Command 3 returns the current loop variable and the primary variable for a total of 9 bytes returned.
Command 9 returns the PV only.
9.0
COMMON PRACTICE COMMANDS
The following common practice commands are implemented.
9.1 SUPPORTED COMMANDS
The following common-practice commands shown in Table 4 are implemented:
Command
Number
Byte
Number
Meaning
Command 38
N/A
Reset Configuration Changed Flag
Command 48
0
Returns Priority Fault, High Byte
Command 48
1
Returns Priority Fault, Low Byte
Command 48
2
Returns Error Status (same as Modbus register x02), High Byte
Command 48
3
Returns Error Status (same as Modbus register x02), Low Byte
Command 48
4
Returns Power Cycled Flag
Command 48
5
Returns Event Happened Flag
Command 48
6
Returns 0x01 = “Maintenance Required” or 0x02 = Alarm or Warning
Command 48
7
Returns 0
Table 4: Gassonic Observer-i Common Practice Commands
9.2 BURST MODE
The Gassonic Observer
-i
does not support Burst Mode.
9.3 CATCH DEVICE VARIABLE
This Gassonic Observer
-i
does not support Catch Device Variable.