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Search: Posts Made By: BobB
Forum: LIVE PLC Questions And Answers September 13th, 2018, 01:09 AM
Replies: 1
Views: 89
Posted By BobB
That is typical Danfoss - hooked into some drives...

That is typical Danfoss - hooked into some drives at the moment. 11000 = 2AF8 in hex - they will probably be read only or could be read/write words.
Forum: LIVE PLC Questions And Answers September 11th, 2018, 01:18 AM
Replies: 34
Views: 1,462
Posted By BobB
Never do it - would probably need a big A/C unit...

Never do it - would probably need a big A/C unit to cool the cabinet as it would overheat.
Forum: LIVE PLC Questions And Answers September 9th, 2018, 12:04 AM
Replies: 7
Views: 379
Posted By BobB
Right ORing device - no choice for a cable -...

Right ORing device - no choice for a cable - digging up concrete paths and then blasting into sand stone is not an option. Thanks for the link. Will have a look there.
Forum: LIVE PLC Questions And Answers September 8th, 2018, 03:31 PM
Replies: 7
Views: 379
Posted By BobB
It is wireless Ethernet and there is constant...

It is wireless Ethernet and there is constant communications between bot ends. That being said only 1 is the master. The ORings are happy with either 2.4 or 5 mhz. Not sure a Yagi would withstand the...
Forum: LIVE PLC Questions And Answers September 8th, 2018, 04:12 AM
Replies: 7
Views: 379
Posted By BobB
Wireless Ethernet issue

Using some ORing transmitters - really good quality. Difficult installation - on rocks at the edge of the ocean. The ORing devices are IP67 - great - the plant room goes under water when the sea...
Forum: LIVE PLC Questions And Answers September 8th, 2018, 04:03 AM
Replies: 6
Views: 298
Posted By BobB
Battery backed memory - HR (holding relays) in...

Battery backed memory - HR (holding relays) in Omron for example. When the PLC powers up again the outputs are on after the first scan and stay on till turned off in the program. If the program turns...
Forum: LIVE PLC Questions And Answers August 8th, 2018, 02:34 AM
Replies: 5
Views: 232
Posted By BobB
Probably not - almost all software is not...

Probably not - almost all software is not backward compatible.
Forum: LIVE PLC Questions And Answers August 6th, 2018, 01:18 AM
Replies: 21
Views: 4,079
Posted By BobB
Buy it from your Omron distributor.

Buy it from your Omron distributor.
Forum: LIVE PLC Questions And Answers August 1st, 2018, 02:34 AM
Replies: 4
Views: 141
Posted By BobB
Schneider - expensive mate. Using them on a job...

Schneider - expensive mate. Using them on a job at the moment - apart from the software quirks not too bad to set up. Software is a pain for mine - oh well.
Forum: LIVE PLC Questions And Answers August 1st, 2018, 02:07 AM
Replies: 4
Views: 141
Posted By BobB
Use BMECRA modules - Ethernet IP - way easier.

Use BMECRA modules - Ethernet IP - way easier.
Forum: LIVE PLC Questions And Answers July 20th, 2018, 03:38 PM
Replies: 4
Views: 457
Posted By BobB
There is a memory button in the workspace -...

There is a memory button in the workspace - double click and it will pop up for you. I use it all the time when doing Modbus reads into DM areas and that sort of thing. Also when I have a lot of...
Forum: LIVE PLC Questions And Answers July 20th, 2018, 03:27 AM
Replies: 4
Views: 457
Posted By BobB
Monitoring any memory area in the PLC. You can...

Monitoring any memory area in the PLC. You can monitor in HEX, integer, floating point - whatever you want.
Forum: LIVE PLC Questions And Answers July 9th, 2018, 11:44 PM
Replies: 42
Views: 9,190
Posted By BobB
You asked about Omron Ethernet IP remote I/O -...

You asked about Omron Ethernet IP remote I/O - all good - have been using them for quite some time now - have had no failures except when a cheap Korean drive went AWOL and belted a load back up an...
Forum: LIVE PLC Questions And Answers July 1st, 2018, 09:26 PM
Replies: 7
Views: 610
Posted By BobB
That address is 100 for the card not 1000. Have...

That address is 100 for the card not 1000.
Have not seen one of these old tigers for many years. Some cards used to allocated as analogue as there was no description for them.
Forum: LIVE PLC Questions And Answers July 1st, 2018, 03:40 PM
Replies: 7
Views: 610
Posted By BobB
I do not know about the Profibus unit but many...

I do not know about the Profibus unit but many Omron cards can be programmed to be in another location.
Forum: LIVE PLC Questions And Answers June 27th, 2018, 06:51 AM
Replies: 14
Views: 684
Posted By BobB
I am not familiar with the platform but with my...

I am not familiar with the platform but with my normal platform i would work out what 0.1 of a volt equals with respect to the analogue output. E.g. if the analogue output value is 10000 = 5 volts...
Forum: LIVE PLC Questions And Answers June 20th, 2018, 06:12 AM
Replies: 16
Views: 742
Posted By BobB
No need - read word 0 not word 1 - Omron reads...

No need - read word 0 not word 1 - Omron reads the real address (direct) not the Modbus address - the real address would be 40 for example and the Modbus address 41 - an offset of one. Working with...
Forum: LIVE PLC Questions And Answers June 19th, 2018, 04:11 AM
Replies: 16
Views: 742
Posted By BobB
The PLC needs to be addressed to the direct...

The PLC needs to be addressed to the direct number not the Modbus number - hence do not address 40001 for exmple address 40000 - 1 to the left. This is quite normal.
Forum: LIVE PLC Questions And Answers June 14th, 2018, 04:15 AM
Replies: 8
Views: 834
Posted By BobB
Go back to school - this is really basic stuff....

Go back to school - this is really basic stuff. AC and DC are totally different.
Forum: LIVE PLC Questions And Answers June 8th, 2018, 07:20 PM
Replies: 45
Views: 4,229
Posted By BobB
Did not expect the paid version to take 7 weeks...

Did not expect the paid version to take 7 weeks to turn up LOL.:shock:
Forum: LIVE PLC Questions And Answers June 8th, 2018, 05:36 PM
Replies: 45
Views: 4,229
Posted By BobB
Just doing a job with the Schneider dual rack...

Just doing a job with the Schneider dual rack system - needed the latest software - damned expensive and support/update only lasts 12 months then one has to pay a heap again. It took 7 weeks to come...
Forum: LIVE PLC Questions And Answers June 8th, 2018, 05:23 AM
Replies: 45
Views: 4,229
Posted By BobB
Interesting thread. I think I have used...

Interesting thread. I think I have used everything mentioned here and I am not a huge fan of any of them. My major issue is software and how easy it is to program. I use Omron CJ2 series with...
Forum: LIVE PLC Questions And Answers June 4th, 2018, 01:36 AM
Replies: 2
Views: 371
Posted By BobB
Ha - cut my teeth on the like of those. Surprised...

Ha - cut my teeth on the like of those. Surprised it is still going - should have been replaced a long time ago. You will need the programmer at least - is it on the front of the PLC? If you require...
Forum: LIVE PLC Questions And Answers June 1st, 2018, 03:26 AM
Replies: 13
Views: 659
Posted By BobB
Added to that voltage? 4-20ma is way better -...

Added to that voltage? 4-20ma is way better - pretty immune to noise.
Forum: LIVE PLC Questions And Answers May 25th, 2018, 02:54 AM
Replies: 17
Views: 1,898
Posted By BobB
You only get what you pay for these days - with...

You only get what you pay for these days - with exceptions!
Showing results 1 to 25 of 500

 
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