Chapter 4. Configuration
30
PACSystems PROFINET Managed Industrial Ethernet Switches User Manual
GFK-3030
4.4
PROFINET Acyclic I/O Data
The GLM Switches also support PROFINET Acyclic I/O Data (RTA). Data of this type has been mapped to the
sub-slots as indicated in this section, and may be retrieved via the assigned %I references.
Acyclic Device Data
–
Subslot 0
Byte Name
Access
Value Description
0
Device Status
read-only
0
Not supported
1
Device OK
2
Device bootup failed
1
Alarm Status
read-only
0
Not supported
1
No Alarm
2
Alarm condition detected
2
Power 1 Status
read-only
0
Not supported
1
PWR1 Input OK
2
PWR1 Input not OK
3
Power 2 Status
read-only
0
Not supported
1
PWR2 Input OK
2
PWR2 Input not OK
4
Redundant Mode
read-only
0
MRP
1
RSTP/MSTP
2
2
Ring/Coupling/Dual Homing/Chain/Balancing Chain
3
Non-Redundant
5
Ring-1 Mode
(config value)
read-only
0
Not supported
1
Enabled
2
Disabled
6
Ring-1 Role
read-only
0
Not supported
1
Ring Master
2
Ring Slave
7
Ring-1 State
read-only
0
Not supported
1
Disabled
2
Normal
3
Failed
2
This feature is not supported by RX3i CPUs.