Difference between revisions of "Controls Meeting 20-Mar-2014"
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* Dave will order CompactLogix extension modules to avoid PintIO all together, and use CompactLogix modules. | * Dave will order CompactLogix extension modules to avoid PintIO all together, and use CompactLogix modules. | ||
* There was a request to change the button labels to adhere to Elton's convention. | * There was a request to change the button labels to adhere to Elton's convention. | ||
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| + | == PLC archiving == | ||
| + | * Hovanes says that Paul Letta found that accumulated 12GB of data in the PLC_ARCHIVE_ON_CHANGE database. This database was active about one month. Therefore we need to reduce the rate at which this DB gets filled by PLC. | ||
| + | * According to Dave, PLC only archived data for a short period of time, but it was not set up to be on-change. | ||
| + | * Hovanes will remove the data from the PLC_ARCHIVE_ON_CHANGE table, and Dave will work on on-change archiving setup. | ||
Revision as of 11:58, 24 March 2014
Contents
Agenda
- Announcements
- Minutes from previous meeting Controls Meeting 6-Mar-2014
- UPS requirements for Hall D (Dave, Yi, Hovanes)
- BCAL power supply interlocks (Dave)
- PLC archiving
- Radiator insertion stage test (Hovanes, Yi)
- Suggested modifications to BCAL and FDC voltage software (Elton, others)
- Any other business
Time/Location
9:30AM Thurs 20-Mar-2014 CC A110
Minutes
UPS Requirements
- Dave collected the information from Jonathan regarding the power for the valves
- Yi would like to have the PXI system on the UPS as well (rated 300W)
- Hovanes showed the layout of the UPS requirements in Hall D (PXI was missing). Hovanes will send the requirements to Joe Beaufait on Friday.
BCAL power supply interlocks
- Dave showed slides explaining his work on the BCAL interlocks.
- Encountered strange problem that the 5V output modules on PoinIO did not provide enought current for the MPOD interlock input.
- Dave will order CompactLogix extension modules to avoid PintIO all together, and use CompactLogix modules.
- There was a request to change the button labels to adhere to Elton's convention.
PLC archiving
- Hovanes says that Paul Letta found that accumulated 12GB of data in the PLC_ARCHIVE_ON_CHANGE database. This database was active about one month. Therefore we need to reduce the rate at which this DB gets filled by PLC.
- According to Dave, PLC only archived data for a short period of time, but it was not set up to be on-change.
- Hovanes will remove the data from the PLC_ARCHIVE_ON_CHANGE table, and Dave will work on on-change archiving setup.
