Forum: LIVE PLC Questions And Answers
March 1st, 2021, 10:21 PM
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Replies: 4
Views: 286
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Forum: LIVE PLC Questions And Answers
March 1st, 2021, 10:11 PM
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Replies: 2
Views: 203
That's right - it has to be safety locked to...
That's right - it has to be safety locked to automatically execute on startup, and the simplest way of doing that (in fact the only way I know of) is to run the safety verification wizard.
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Forum: LIVE PLC Questions And Answers
February 28th, 2021, 03:21 PM
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Replies: 6
Views: 401
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Forum: LIVE PLC Questions And Answers
February 25th, 2021, 06:57 PM
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Replies: 9
Views: 344
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Forum: LIVE PLC Questions And Answers
February 25th, 2021, 05:43 PM
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Replies: 18
Views: 662
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Forum: LIVE PLC Questions And Answers
February 25th, 2021, 05:35 PM
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Replies: 2
Views: 280
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Forum: LIVE PLC Questions And Answers
February 23rd, 2021, 11:19 PM
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Replies: 7
Views: 297
Yes, that's correct. This will be a generally...
Yes, that's correct. This will be a generally straightforward operation.
You will still have to consider what to do if one fan fails. For example, do you shut down because you can't maintain the...
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Forum: LIVE PLC Questions And Answers
February 23rd, 2021, 11:13 PM
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Replies: 7
Views: 318
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Forum: LIVE PLC Questions And Answers
February 23rd, 2021, 05:39 PM
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Replies: 38
Views: 1,140
Conn1.ConnectionString =...
Conn1.ConnectionString = "dsn=SP3DB;uid='sa';pwd='';"
You will have to specify the database username and password in this line of your code. This example is for a username "sa" and no password, but...
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Forum: LIVE PLC Questions And Answers
February 23rd, 2021, 05:34 PM
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Replies: 7
Views: 297
Single PID loop.
Exactly how it's...
Single PID loop.
Exactly how it's implemented depends on how you intend to run it. If it's a duty/standby type arrangement, it's pretty straightforward; one PID which feeds the speed setpoint into...
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Forum: LIVE PLC Questions And Answers
February 22nd, 2021, 05:14 PM
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Replies: 15
Views: 7,312
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Forum: LIVE PLC Questions And Answers
February 21st, 2021, 11:40 PM
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Replies: 16
Views: 691
Don't worry, Kevin, DrBitBoy just is just...
Don't worry, Kevin, DrBitBoy just is just slightly more susceptible to Nerd Sniping (https://xkcd.com/356/) than the rest of us.
DRB, keep on doing your thing, just watch out for semi-trailers...
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Forum: LIVE PLC Questions And Answers
February 21st, 2021, 04:55 PM
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Replies: 6
Views: 498
Completely agree with both your posts Jesper....
Completely agree with both your posts Jesper. I've had several projects for a large multinational where they used locking guards, and a dual-channel safety device for positive feedback that the load...
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Forum: LIVE PLC Questions And Answers
February 18th, 2021, 06:24 PM
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Replies: 6
Views: 255
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Forum: LIVE PLC Questions And Answers
February 18th, 2021, 05:36 PM
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Replies: 6
Views: 255
If you change the timer preset of one of your...
If you change the timer preset of one of your instances online, save the program, and download again, does it retain its preset?
When you update an AOI for which there are existing instances,...
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Forum: LIVE PLC Questions And Answers
February 18th, 2021, 05:20 PM
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Replies: 6
Views: 498
+1. I've just had this exact discussion with a...
+1. I've just had this exact discussion with a client who ordered 5/2 way valves and had to send them back and replace them with 5/3 way valves for this exact reason.
One other consideration -...
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Forum: LIVE PLC Questions And Answers
February 16th, 2021, 04:58 PM
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Replies: 5
Views: 520
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Forum: LIVE PLC Questions And Answers
February 15th, 2021, 05:25 PM
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Replies: 27
Views: 3,148
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Forum: LIVE PLC Questions And Answers
February 14th, 2021, 05:18 PM
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Replies: 7
Views: 409
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Forum: LIVE PLC Questions And Answers
February 14th, 2021, 04:48 PM
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Replies: 4
Views: 373
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Forum: LIVE PLC Questions And Answers
February 10th, 2021, 11:37 PM
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Replies: 41
Views: 1,678
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Forum: LIVE PLC Questions And Answers
February 10th, 2021, 11:35 PM
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Replies: 8
Views: 459
Oh right, I'm following now.
You can divide...
Oh right, I'm following now.
You can divide the setpoint (in seconds) by 60 and display it to the operator, but they won't be able to write back to it, because their input will just get...
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Forum: LIVE PLC Questions And Answers
February 10th, 2021, 08:24 PM
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Replies: 8
Views: 459
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Forum: LIVE PLC Questions And Answers
February 10th, 2021, 07:02 PM
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Replies: 41
Views: 1,678
It won't let you change the position until you...
It won't let you change the position until you have a valid CONTROL tag in the Control section.
The CONTROL tag is a special data type that contains several elements necessary to the functioning...
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Forum: LIVE PLC Questions And Answers
February 10th, 2021, 05:10 PM
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Replies: 41
Views: 1,678
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