PLCs - Control.com - Forum for Automation Professionals

PLCs - Topic Page

5
replies

Gas Turbine IVG

Posted by karimhasson84

on 15 December, 2018 - 8:12 am

Gas turbine inlet guide fan

New Replies:

By karimhasson84

on 18 December, 2018 - 11:14 am

Good point of view. You know any designer engineer can answer my query? karimhasson84 >I'm...

11
replies

Frame 6B IGV Not at 34 DEG When Turbine Shudown

Posted by SamySam

on 10 December, 2018 - 11:51 pm

Gas Turbine GE Simple Cycle Frame6B IGV not back to 34 DEG when Turbine Trip

New Replies:

By samysa

on 18 December, 2018 - 4:56 am

CSA, I am agree with you .new dot-matrix printer from old stock installation has been done. I...

By CSA

on 17 December, 2018 - 1:40 pm

samysam, >i think PTR and ETR if Energized should give alarm when >turn to logic (1) but...

By samysa

on 17 December, 2018 - 5:45 am

CSA, During Investigation the TCE1 in core <R> ,<S>, and <T>. and the cause of...

By CSA

on 16 December, 2018 - 11:52 pm

>but if the Turbine trip done by trip relays PTRs and set >ETRs no any alarm indicate? ...

By SamySam

on 14 December, 2018 - 4:40 pm

CSA, I would like to deep thanks for you and appreciate about the detail description for control...

By CSA

on 14 December, 2018 - 10:19 am

SamySam, A couple of people have written me to say I was not very specific about L20TV1X and...

By CSA

on 13 December, 2018 - 11:19 am

SamySam, It's worth noting that on most GE-design Frame 6B heavy duty gas turbines the IGV...

By CSA

on 12 December, 2018 - 4:05 pm

SamySam, There are a LOT of problems with your replies. I can't draw (very well) here on...

By SamySam

on 12 December, 2018 - 2:53 am

CSA, >What load was the unit running at when it tripped? Unit at base load 31 MW exhaust...

By CSA

on 11 December, 2018 - 11:40 am

SamySam, What load was the unit running at when it tripped? What Process Alarms were present...

2
replies

Remote Monitoring Device

Posted by bentleyr

on 21 November, 2018 - 9:02 am

Method to remotely monitor digital and analog inputs

New Replies:

By sgs

on 17 December, 2018 - 10:25 pm

A simple Modbus Library + Raspberry PI/Arduino board is sufficient. In my view, a developer...

By EmbeddedGuy

on 27 November, 2018 - 8:26 pm

If you feel adventurous you could do something like this with an Arduino + Modbus library....

MODBUS Communication Between Controller and MicroPLC

Posted by JEETENDRA on 17 December, 2018 - 12:15 am

MODBUS communication between field controller and MicroPLC 1400

1
reply

Honeywell TDC 3000 DCS Motor

Posted by goodman2018

on 15 December, 2018 - 4:56 am

Command for changing motors running hour in Honeywell TDC3000

Omron Force Bit Cancel via Fins

Posted by xcanowarx

on 14 December, 2018 - 5:20 pm

Using @CMND command to cancel forced bits via fins

Unconventional Motion Profiles

Posted by Sotiris_Sy

on 11 December, 2018 - 11:45 am

Trying to produce a motion profile that does not exist in the motion controller.

4
replies

How to Setup Bently Nevada Proximity Sensors

Posted by msohaibbutt

on 29 September, 2018 - 1:43 pm

We have a compressor which has Four Bently Nevada Proximity Sensors. We have no idea how to interface and control these via PLC. We have not used these transducers before.

New Replies:

By morphiashreds90

on 9 December, 2018 - 9:48 am

Any Bentley Nevada proximitors or proximity probes comes as a full package which includes its rack...

By oneye14

on 3 December, 2018 - 5:54 pm

You don't set up the Bently Nevada Proximity sensors, rather the 'Machinery Monitoring System' ...

By Freakboynv2000

on 3 December, 2018 - 5:25 pm

Post a part number for the transmitters so we know for sure what you are dealing with. Generally...

By 7200tech

on 3 December, 2018 - 4:02 pm

I'm not real familiar with these but MP Instrumentation in Canada or KenMar in CA can more than...

Advantages and Disadvantages of Supcon DCS

Posted by h_zendehdel

on 9 December, 2018 - 2:26 am

Advantages and disadvantages of SUPCON distributed control system

4
replies

Energy Meters and Data Register Reading Issues

Posted by ansmehmood

on 3 December, 2018 - 6:52 am

Difference in readings between energy meter and its data register

New Replies:

By Freakboynv2000

on 6 December, 2018 - 4:46 pm

You probably have a configuration, scaling or addressing problem. The data can be stored in several...

By ansmehmood

on 5 December, 2018 - 10:19 pm

Dear Freakboynv2000, thank you for your answer. >I assume you mean that you are reading a...

By Freakboynv2000

on 3 December, 2018 - 12:23 pm

I assume you mean that you are reading a register in the meter to import the data to scada or some...

By David_2

on 3 December, 2018 - 11:30 am

There are typically hundreds of values in these energy meters. The first thing I'd investigate is...

2
replies

Modicon Compact 984 Unresponsive

Posted by David Siler on 4 December, 2018 - 1:21 pm

Modicon Compact 984 unresponsive and can no longer interface with it

New Replies:

By seindotop

on 4 December, 2018 - 10:04 pm

Hello, this is PLC information from the SE.com website for the Indonesian version ...

By Freakboynv2000

on 4 December, 2018 - 6:46 pm

A quick read of the manual tells me that three blinks on the status LED could be a number of...

1
reply

Motorola STS Software Error Code #1234

Posted by Fred Chwalek on 28 November, 2018 - 4:11 pm

Solution for Motorola STS Software, error code #1234

New Replies:

By Freakboynv2000

on 4 December, 2018 - 6:52 pm

The error code suggests that the unit cannot transmit any data because the transport mutilplexer is...

2
replies

Integrating Fuel Totalizer into Mark VIe

Posted by bgrave_1

on 30 November, 2018 - 12:25 pm

Ultrasonic Flow Meter formerly connected to Rockwell PLC High Speed Counter (HSC) card needs to be integrated into Mark VIe

New Replies:

By bgrave_1

on 3 December, 2018 - 3:28 pm

CSA, Thanks for pointing me the right direction. The Instromet Flow Meter is sending an...

By CSA

on 1 December, 2018 - 11:13 am

Hello, I haven't been able to find the device instruction manual on the World Wide Web, so I...

1
reply

Moog or GE Part Number

Posted by Cchime

on 23 November, 2018 - 3:04 am

GE part number and Moog Part number

New Replies:

By bgrave_1

on 30 November, 2018 - 1:13 pm

MOOG #:G772K240 Type: S38FOFA4VB4 GE #: 312A6077P003 I cannot speak to your 312A6077P001...

3
replies

Modbus RS232 Communication

Posted by valixos

on 12 November, 2018 - 8:14 am

The communication between the PLC and HMI panel on Modbus RS232 is lost when I press a push button which is a digital input in PLC

New Replies:

By idiotsecant on 29 November, 2018 - 4:40 pm

Have you considered the behavior of the DI circuit that is being closed? Does the button have an...

3
replies

IOLink

Posted by onyxindustries

on 27 November, 2018 - 8:50 am

Pros and Cons of IOLink?

New Replies:

By James Ingraham on 27 November, 2018 - 5:09 pm

I love IO-Link. I much prefer it to analog. That said, there are always trade-offs. Pros: ...

2
replies

RSLogix 500 Alternatives

Posted by EETech

on 19 November, 2018 - 4:29 pm

Are there any cheap or free RSLogix 500 alternatives?

New Replies:

By Joe E.

on 26 November, 2018 - 12:42 pm

Which PLC processor are you using? There is a free version of RSLogix 500 that supports the...

By onyxindustries

on 20 November, 2018 - 7:58 am

AB != cheap there are plenty of other good options out there now....

429
replies

Why do you pay for PLC programming software?

Posted by Stephen on 6 June, 2002 - 9:45 am

A question that has been on my mind for some time...

New Replies:

By onyxindustries

on 25 November, 2018 - 10:41 am

>>>My question is simple, but the answer escapes me. To all >>>you devoted...

By David Ferguson on 24 November, 2018 - 12:46 pm

I don't have a problem with using many of the numerous "open source" or modern IOT...

By Curt Wuollet on 24 November, 2018 - 11:58 am

I never discounted the good points of PLCs. I have dozens of them running as well. And yes. you can...

By dwpatterson

on 24 November, 2018 - 4:10 am

To understand why ladder logic exists you need to understand the development and history of PLCs....

By Bob Peterson on 23 November, 2018 - 11:36 pm

PLCs are not the same thing as computers. One thing about PLCs that is radically different from...

By David Ferguson on 23 November, 2018 - 11:34 pm

I agree with everything you said......I can write spaghetti code in every language or I can write...

By Demigrog2 on 23 November, 2018 - 2:53 pm

It is true that the IEC-61131 languages are quite dated by modern standards (or more typically the...

By David Ferguson on 22 November, 2018 - 11:51 pm

Well well where to start....... First of all a 3 day introductory class isn’t quite enough...

By Gary H. Baker, EE on 22 November, 2018 - 6:08 pm

>>My question is simple, but the answer escapes me. To all >>you devoted Allen...

Totalflow PCCU Serial Cable for Laptop

Posted by etoilesh

on 24 November, 2018 - 8:50 am

Wiring scheme of Totalflow PCCU Cable (Serial for Laptop): Military connector( 6POS) to DB9 (RS232) serial

Migrate 1746-QS to 1756-HYD02

Posted by Leonardo_CG

on 23 November, 2018 - 12:45 pm

Has anyone already migrated a 1746-QS to a 1756-HYD02 card?

3
replies

Mark V Gas turbine

Posted by mazenshanabeash

on 24 September, 2018 - 7:46 pm

Exhaust temperature increases during gas turbine acceleration

New Replies:

By engr on 15 November, 2018 - 8:16 pm

Disc cavity temperatures tell us about the status of turbine hot gas path components specially...

3
replies

Fuel Flow Unit

Posted by Jamal on 12 November, 2018 - 9:22 am

What is the output unit after calculation of gas fuel flow?

New Replies:

By d on 14 November, 2018 - 1:50 pm

Sure, You need the line I.D., the plate I.D. or beta factor, and the meter d/p (In W.C.) for...

By Jamal on 14 November, 2018 - 2:13 am

Respected sir, >The units are determined by your C_Prime Factor. > >What size line...

GE Mark V Terminal Boards and I/O Cards

Posted by esdauto18

on 14 November, 2018 - 1:04 pm

GE Mark V Terminal Boards and I/O cards Identification

Your use of this site is subject to the terms and conditions set forth under Legal Notices and the Privacy Policy. Please read those terms and conditions carefully. Subject to the rights expressly reserved to others under Legal Notices, the content of this site and the compilation thereof is © 1999-2018 Nerds in Control, LLC. All rights reserved.

Users of this site are benefiting from open source technologies, including Linux, PHP, MySQL and Apache. Be happy. This page served by Yesod4 in the beautiful Blackstone Valley of Massachusetts, the home of the American Industrial Revolution.

Fortune
For fast-acting relief, try slowing down.

	Applications	Application Questions and Problems
	Automation Business	The Business of Automation and Control
	Communications	Communications systems and equipment.
	Engineering	Engineering and workplace issues.
	HMI	Human-Machine Interface and SCADA.
	Information	Information resources, documentation.
	Languages	Programming languages.
	Motion Control	Motion control, servos, steppers, etc.
	Networking	Local and wide area networking in factory automation.
	Open Control	Open interfaces, software and hardware
	PCs in Automation	Computers in manufacturing; also hardware discussion.
	PLCs	PLCs and related questions.
	Power Generation	Power generation equipment control.
	Process Control	Continuous process industries, DCS questions.
	Sensors	Sensor technologies.
	Software in Automation	Software, including programming, OS issues, etc.

Username
Password
Remember me on this computer