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Thermal Overload
The threads that wouldn't die...
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
Fortune
Trying to define yourself is like trying to bite your own teeth.
-- Alan Watts
-- Alan Watts
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Posts from...
Wednesday, November 14, 2007
We are in the middle of design for one of the most complex fish hatcheries ever to be built in North America. Our engineering consultant is recommending standard PLC and SCADA alarm and control system but one of our staff is really pushing a WinPLC based system...
New Replies:
By Nathan Boeger on 14 November, 2007 - 11:50 pm -
By Nathan Boeger on 14 November, 2007 - 11:50 pm -
I agree, particularly in theory - that's why I stressed the clunky part being Windows CE, not a PC....
By Michael Griffin on 14 November, 2007 - 11:32 pm - In reply to Michael Batchelor: Most PC/104 vendors offer a free Linux port for their boards. That...
By Michael Batchelor on 14 November, 2007 - 12:19 am - PC 104 has always intrigued me, as well. I spend a fair amount of time discussing a project with a...
RS232 write operation failure
New Replies:
By Michael Griffin on 14 November, 2007 - 11:50 pm -
By Michael Griffin on 14 November, 2007 - 11:50 pm -
Your description is a bit unclear, but it sounds like either the output buffer on the sending end...
Is Iconics better than Wonderware, Citect, Intellution?
New Replies:
By Nathan Boeger on 14 November, 2007 - 11:49 pm -
By Nathan Boeger on 14 November, 2007 - 11:49 pm -
That's unfortunate. It's bad when a vendor won't give you, the customer, immediate support in cases...
By Michael Griffin on 14 November, 2007 - 11:47 pm - In reply to SM: With regards to "Multi-volume license" for MS Windows XP, I assume that...
By SM on 14 November, 2007 - 12:42 am - Thanks Michael for your post. I agree about having a backup plan. My point, if a software company...
PLC program is faulted and I cannot find the error.
New Replies:
By Bob Peterson on 14 November, 2007 - 11:46 pm -
By Bob Peterson on 14 November, 2007 - 11:46 pm -
One way is to clear the process memory and return it to the default state.
To do this, pull the...
By engineer on 14 November, 2007 - 12:28 am - I have SLC505, it has a fault: "FLT led is flashing and I don't connect SLC505 with PC pass...
Modnet protocol details in Citect SCADA ver. 6.1
New Replies:
By Nathan Slider on 14 November, 2007 - 11:42 pm -
By Nathan Slider on 14 November, 2007 - 11:42 pm -
Walt is correct in that you can only use Vijeo Citect or CitectSCADA on one PC. Please install...
How can I send an interrput to an assembly program in masm after 1 sec?
New Replies:
By Michael Griffin on 14 November, 2007 - 11:40 pm -
By Michael Griffin on 14 November, 2007 - 11:40 pm -
I would suggest turning the problem around the other way. Run a set number of loops, and time how...
I am in search of software for control panel simulation.
What happens in case of putting cascading overload?
New Replies:
By jojo on 14 November, 2007 - 11:30 pm -
By jojo on 14 November, 2007 - 11:30 pm -
This is the normal setup where motor protection is involved. The reason is this. The...
By naresh on 14 November, 2007 - 12:11 am - If you clarify it more, it may help to understand the problem....
How to communicate via Ethernet between PLCs Siemens S7-400H (redundant) and a PC with Linux OS?
New Replies:
By Michael Griffin on 14 November, 2007 - 11:28 pm -
By Michael Griffin on 14 November, 2007 - 11:28 pm -
I am not familiar with the S7-400H redundant, so I don't know if there is something special about...
The question is the right choice for level switch proper for sludge and slurry.
How to communicate UPS with PC through Fieldserver
New Replies:
By dchartier on 14 November, 2007 - 12:53 am -
By dchartier on 14 November, 2007 - 12:53 am -
Hello;
Fieldserver is a gateway, you need to have drivers for the protocols you want to...
Modbus slave can receive character string variable
New Replies:
By dchartier on 14 November, 2007 - 12:49 am -
By dchartier on 14 November, 2007 - 12:49 am -
Hello;
Modbus allows transfer of data in terms of Coils (1 bit) or Registers (16-bit). You can...
Where can I find the description or examples of Modbus communication with a Bently Nevada 3500, with the 3500/92 gateway module. Other modules include the 3500/72M, 3500/70M, 3500/77M, 3500/65, 3500/33, and 3500/25.
New Replies:
By tom tran on 14 November, 2007 - 12:47 am -
By tom tran on 14 November, 2007 - 12:47 am -
Komang,
So did you get a Prosoft card for the Allen Bradley PLC rack?
Or are you connecting...
Does any one connect SoftPLC with Indusoft SCADA?
New Replies:
By Guy Oliver on 14 November, 2007 - 12:42 am -
By Guy Oliver on 14 November, 2007 - 12:42 am -
SoftPLC is an InduSoft partner, so yes, SCADA Applications certainly do communicate with SoftPLC...
Need LCD or LED display to connect to Animatics motor.
New Replies:
By Carl Burgess on 14 November, 2007 - 12:39 am -
By Carl Burgess on 14 November, 2007 - 12:39 am -
Don't know what your budget is, but we've used the bottom of range G3 HMI from Red Lion with the...
We have random lockups with OPCLink and Network express. We are using Steeplechase VLC 6.3.4 on Win2k. Sometimes Win2k completely freezes, no bluescreen.
to monitor machineries down time (Running and stopped time)
New Replies:
By Guy Oliver on 14 November, 2007 - 12:33 am -
By Guy Oliver on 14 November, 2007 - 12:33 am -
InduSoft does not rely on OPC. InduSoft supports OPC both as a server server and as clients to...
anyone have experience with web-based HMI/SCADA systems?
New Replies:
By Guy Oliver on 14 November, 2007 - 12:28 am -
By Guy Oliver on 14 November, 2007 - 12:28 am -
In addition to Browser-based viewing, InduSoft offers a secure viewer that, when properly...
I need any information abou Composer for Bailey INFI90
New Replies:
By kakil on 14 November, 2007 - 12:26 am -
By kakil on 14 November, 2007 - 12:26 am -
I can help you send me email to this address
aboforat_2005@yahoo.com...
When polling sites, modbus message response is [15].
New Replies:
By lorne on 14 November, 2007 - 12:25 am -
By lorne on 14 November, 2007 - 12:25 am -
Jason,
The first two bytes of a Modbus reply must echo the first two bytes of the poll message,...
Why GE use single temperature switch for warren pump L.O. temp. high trip?
Resource for Gas Turbine Control System
New Replies:
By David on 14 November, 2007 - 12:22 am -
By David on 14 November, 2007 - 12:22 am -
Markvguy's post eloquently addresses the compatibility AND the safety issues involved in using a...
Searching for the cheapest weight sensor available for weight difference recognition
DC supply to field winding of alternator.
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