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since
Ensign
rlao
Raymond Lao
Company
Unitywater
since
2020-08-23
Persistence on SCADA Point State Alarms on Analogs
2020-07-14 12:06 AMSo this has been an issue I'm trying to tackle for a good part of the year, and one I've tried a few solutions for but ultimately none of which I've been completely satisfied with yet. So I'm asking for some guidance from those of you more experience…View more
Posted by: rlao in Geo SCADA Expert Forum
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Persistence out of Alarm on SCADAPack point
2020-06-15 11:51 PMI'm trying out the persistence out of alarm feature to help reduce alarm flooding from noisy signals. For a digital point, if you have SeverityType of the alarmed state set to 'Alarm', is it required to have the SeverityType of the healthy state set …View more
Posted by: rlao in Geo SCADA Expert Forum
Historic Aggregate equivalent to 'Start Last'
2020-01-29 04:29 PMSo the 'Max' and 'Min' historic aggregates have a 'Max Last' and 'Min Last' version where if the sample period only contains a single value, the aggregate will also grab the last preceding value before the sample period. Is there an equivalent way to…View more
Posted by: rlao in Geo SCADA Expert Forum
Check number of configured heads in mimic script
2020-05-19 07:49 PMI have a navigation script that is failing on a particular ViewX client because the script is calling App.OpenWindowOnHead on Head 3, but that particular client only has 2 heads configured (one less monitor than all the other clients). I'm trying to …View more
Posted by: rlao in Geo SCADA Expert Forum
How to see history of DownloadRequired flag of SCADAPack E Outstation object
2020-04-16 11:18 PMIf you browse the events on a SCADAPack E Outstation object, you can see when a 'Download Configuration Changes' is requested, queued and pushed out to the RTU. However, it offers no record of when the actual config change came about, only when that …View more
Posted by: rlao in Geo SCADA Expert Forum
'Disable Alarm Reporting' action on DNP point
2020-04-15 11:37 PMOn DNP3 points there is the 'Disable Alarm Reporting' pick action next to 'Disable Alarms' which tells the outstation to stop generating events for that point. Our operators have on occasion gotten those two actions mixed up and accidentally disabled…View more
Posted by: rlao in Geo SCADA Expert Forum
Set the value of a Template Parameter on an Instance via Scripting/Logic
2020-03-26 06:44 PMHi, We have a single pump template that caters to two different types of VSD's that both talk via the built-in SCADAPack Modbus Scanner. The only difference between those two types of VSD's is the Modbus mapping is different. This difference is curre…View more
Posted by: rlao in Geo SCADA Expert Forum
Corresponding ClearSCADA Release Version for SCADAPack E-Series Firmware
2020-03-29 08:05 PMSo when you read the firmware stats for a SCADAPack E-Series RTU, you get a numerical firmware revision (integer system point 50001) and a firmware description (string system point 50736). Past some firmware release, it looks like to me that TRSS sta…View more
Posted by: rlao in Geo SCADA Expert Forum
Changing LED and VLOOP settings on a SCADAPack E Direct Outstation Object
2020-03-30 10:18 PMHi, Are there any configuration fields on a SCADAPack E Direct Outstation object which apply to the following settings on an RTU config:LED Power Always OnVLOOP Output Select Both settings are located under General -> Controller Settings in E-Series …View more
Posted by: rlao in Geo SCADA Expert Forum
Querying Alarm Severity settings across an entire database
2020-02-19 10:11 PMHi all, Broad question, but I am undertaking some alarm rationalization work and am wondering if there is an efficient way to query what the value of all alarm severity fields are across all relevant object classes in a ClearSCADA database? The only …View more
Posted by: rlao in Geo SCADA Expert Forum
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