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- PC reliability?
- Windows, real time
- PID loops
- PCs vs. PLCs
- Replacing people
- MS 'monopoly'?
- Software quality
- Where do we go from here?
- Why pay?
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Posts from...
Tuesday, October 14, 2008
Utilisation of capillary for pressure gauge in high temp. service
New Replies:
By Roy Matson on 14 October, 2008 - 10:48 pm -
By Roy Matson on 14 October, 2008 - 10:48 pm -
If by capillary type you mean remote diaphragm seal, I would say NO, the temperature is too high....
Millivolt conversion from load cells
New Replies:
By Roy Matson on 14 October, 2008 - 10:35 pm -
By Roy Matson on 14 October, 2008 - 10:35 pm -
S Gordon,
There is no reason why you cannot connect the load cell to the PLC provided there is...
By Dave Zimbrich on 14 October, 2008 - 12:17 pm - You might want to check out the KL3356 from Beckhoff Automation:
...
Need suggestions!
New Replies:
By Jan Michael Albaran on 14 October, 2008 - 9:01 pm -
By Jan Michael Albaran on 14 October, 2008 - 9:01 pm -
For me... you can really use different PLC... As a Siemens user before, it's really easy to use...
The MK6 Event log accessible from the localhost in internet explorer trigger each event twice.
New Replies:
By MIKEVI on 14 October, 2008 - 9:00 pm -
By MIKEVI on 14 October, 2008 - 9:00 pm -
Giovanni, I can't say that I have seen this before on any of our machines. Have you done any...
What makes an electrical schematic a standard one?
New Replies:
By M Griffin on 14 October, 2008 - 8:18 pm -
By M Griffin on 14 October, 2008 - 8:18 pm -
If this is to meet a customer specification, then I would suggest asking the customer for a sample...
By senthil on 14 October, 2008 - 12:10 pm - Hi James,
Thank you very much for your reply.
UK follows IEC... Can you please tell me what...
I need a sensor with Modbus/TCP protocol support.
New Replies:
By M Griffin on 14 October, 2008 - 7:53 pm -
By M Griffin on 14 October, 2008 - 7:53 pm -
There are lots of "sensors" that work with Modbus/TCP. Unfortunately, you are a bit vague...
How do I relate the WY* address of Simatic 555, to Vf* address
I would like to control the discharge of a flywheel using current mode control.
New Replies:
By Hadé on 14 October, 2008 - 5:11 pm -
By Hadé on 14 October, 2008 - 5:11 pm -
Ok, but I am not really sure of how I should go about. I would want to use the PIC in order to...
By Robert Scott on 14 October, 2008 - 8:08 am - If you consider the flywheel output as a discharging battery, then the problem is the same as with...
By Roy Matson on 14 October, 2008 - 6:09 am - As Robert Scott says, the output voltage will drop with speed because the field is fixed. Does your...
I am trying to find out if it is even possible to use a standard flatbed image scanner to scan bar codes.
Unity help file: DANGER, UNEXPECTED OUTPUT BEHAVIOUR
Anybody can help me to do Mitsubishi PLC A series to Q series Transition.
New Replies:
By Ken Emmons Jr. on 14 October, 2008 - 3:47 pm -
By Ken Emmons Jr. on 14 October, 2008 - 3:47 pm -
I would just add if you can afford the more expensive Q02 or Q02H CPU
you can get USB programming...
By hattedone on 14 October, 2008 - 5:00 am - Can you confirm the part number AG61?
I do not recognise that part (AG60 or AG62 are slot...
Does anyone have experience implementing Delta V's new functionality of Process Zones?
Wondering how to connect PLC using RS485 and HMI using RS422 so that I can have them talk to each other over Modbus.
Redundancy feature of AC800M controller from ABB
New Replies:
By PVRN on 14 October, 2008 - 1:32 pm -
By PVRN on 14 October, 2008 - 1:32 pm -
Sorry, but I also hate to say that truth is bitter. AC800M has major problems with redundancy. It...
Is it possible to install digital control regulation system with water hydraulics?
New Replies:
By Jivraj Sutaria on 14 October, 2008 - 9:26 am -
By Jivraj Sutaria on 14 October, 2008 - 9:26 am -
Dear Mr. Ghosh,
You may contact us for your requirements on revamp of arc furnaces.
Jivraj...
The question is the spacing requirement for the installation of addressable heat detectors of a specific make/model for storage shade.
We plan to upgrade our old UNIX based data historian. 3 packages are in the picture now: OSI PI, Aspen IP21 and Yokogawa Exaquantum. All will be connected to Yokogawa and Honeywell DCS...
High Level Programe languages
New Replies:
By Umair Anwar on 14 October, 2008 - 6:55 am -
By Umair Anwar on 14 October, 2008 - 6:55 am -
Hi,
Low level languages are:
1 - Machine Language
2 - Assembly Language
High level...
what should be the right proceedure of calibaration.
New Replies:
By Roy Matson on 14 October, 2008 - 6:47 am -
By Roy Matson on 14 October, 2008 - 6:47 am -
Yes, it's difficult to do a span calibration. I assume you have several large load cells supporting...
Sinking 12volts via Output relay card.
New Replies:
By Roy Matson on 14 October, 2008 - 6:14 am -
By Roy Matson on 14 October, 2008 - 6:14 am -
As Bob Peterson says, a relay output module will work for you.
Roy...
By Jason on 14 October, 2008 - 4:30 am - I had purchased an A-B MicroLogix 1500 LRP-C series along with 3 expansion modules 1769-OW16,...
Power Management project
New Replies:
By V_Vendetta on 14 October, 2008 - 5:51 am -
By V_Vendetta on 14 October, 2008 - 5:51 am -
Hi There,
May I know where is your location?...
I am working with at89c52 controller. I want to communicate with PLC using Modbus RTC protocol.
Profibus PA segments allowable in EEx ia
New Replies:
By benjas on 14 October, 2008 - 3:05 am -
By benjas on 14 October, 2008 - 3:05 am -
Thanks it was very helpful.
I also found this formula on the Siemens hompage:
...
Siemens CP341 RS485 using Modbus Master Protocol with 4 Slaves. Last five pieces of data are missing in all Slaves...
Need to produce high frequency pulse output signal on Yokogawa CS3000
New Replies:
By Magister on 14 October, 2008 - 1:51 am -
By Magister on 14 October, 2008 - 1:51 am -
Nice solution, thanks. :)
I've made this scheme and thought that it's unnecessary to add...
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