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PLCs
Topic: PLCs and related questions.
from the Shiplift department...
Malfunction of Analog Input Module
Posted by Siemens on 22 February, 2014 - 2:03 am
Problem related to Siemens analog input module
Topic: PLCs and related questions.
from the Automation List department...
Any Volunteers?
Originally posted by Curt Wuollet on 20 May, 2006 - 4:11 pm
I want to convince at least one leading PLC manufacturer or relabeler to at least cooperate with an effort to produce an OSS PLC programming toolset to run on Linux.
New Replies:
> I want to convince at least one leading PLC manufacturer or relabeler to > at least...
Topic: Software, including programming, OS issues, etc.
from the R&D department...
Help with MODBUS Address
Originally posted by gil on 2 February, 2014 - 7:26 am
Help needed with writing a bit (true/false) to a modbus adress
New Replies:
> Ok all I want to do is to activate a relay on the X22 so it will close a circuit. > This...
>> Writing to 14.03 is not an issue I can handle it very easily from labview. >> my...
> Writing to 14.03 is not an issue I can handle it very easily from labview. > my question...
Not sure what drive you have. but in an ACS550, 14.03 is a configuration parameter for how the...
Topic: Software, including programming, OS issues, etc.
from the Communications department...
How do OPC works?
Originally posted by Daniel on 23 January, 2014 - 9:09 am
How do OPC works and what are the differences with other protocols?
New Replies:
"The OPC server is not 'on' the PLC, the OPC server resides on a PC somewhere and the...
Hello, First of all, thank you so much for the answers, they are helpful for my understanding. ...
Topic: PLCs and related questions.
from the Automation List department...
MSG SLC505 to ControlLogix
Originally posted by Jerry H on 19 February, 2014 - 10:51 am
Is it possible to communicate between LC505 to a ControlLogix using ethernet/DH+?
New Replies:
Certainly comms between the SLC 5/05 and the Contrologix are straight forward Ethernet messaging....
Yes, you can easily read/write the SLC from the CLX. The SLC is older tech than the CLX and...
slc505 does not have DH+ but does have ethernet built in. if your controllogix system has an...
Topic: PLCs and related questions.
from the Special Effects department...
Interfacing dmx controller to a plc
Originally posted by Anoop on 8 February, 2014 - 4:12 am
Interfacing dmx controller to plc using serial port commands
New Replies:
The Loxone system would be helpful for you. Our system in one package is able communicate...
1. if you need to start a show by means of plain ASCII commands, any RS232 card is suitable....
Topic: PLCs and related questions.
from the Forum department...
How to control speeds of 3 dc motors
Originally posted by P on 19 February, 2014 - 1:56 am
How to control speeds of 3 dc motors using s7-200 plc.
New Replies:
Assuming a small hp or fractional hp motor, possibly permanent magnet from Bodine, Leeson, Bison,...
And the answer depends on: How big are the motors, and a lot of other factors. Regards cww...
The Interface between PLC S7-200 and speed controller for DC motor must include Analog speed signal...
As you noticed, there are several different ways to do so. A lot depends on your application, the...
Topic: Power generation equipment control.
from the Forum department...
Mark V Time sync problem
Originally posted by dinster on 8 December, 2010 - 3:09 am
problem with Mark V HMI time-sync
New Replies:
syed_hassan08, I also wanted to mention that just a few days ago I learned of a GE Mark V HMI...
syed_hassan08, It's been a VERY long time since I've worked on an <I> Mark V operator...
Hi WE have 4x MarkV panel STG Mark V hmi <I> is master and other are slave. Whenever we...
Topic: PLCs and related questions.
from the Forum department...
Project ideas for getting into automation?
Originally posted by Rhonage on 15 February, 2014 - 9:59 pm
I'm learning from scratch to be an automation engineer. Where should I start?
New Replies:
It was suggested to maybe get some Mecano and play a bit. If you want to get into some really...
The essential basic concepts for automation, process control, etc all reduce to one thing -...
I find that the electronics and mechanical experience will make you a better control engineer...
I think you've come to the right place! :) I've worked in a few different fields (doing...
Topic: PLCs and related questions.
from the SCADA department...
Monitoring PLCs Remotely
Originally posted by Shamshun on 18 February, 2014 - 2:51 am
Trying to connect industrial machines to a network and monitor parameters and states remotely.
New Replies:
> "I explained remote monitoring of PLC/Equipment to the factory that hired me" My...
Topic: Communications systems and equipment.
from the Forum department...
Rs5k and Prosoft MV156E_MNET to BN 3500
Posted by KenM on 17 February, 2014 - 2:46 pm
I am looking for an integrator to link the Prosoft module to Bentley Nevada rack and Gateway 92 enet module.
Topic: PLCs and related questions.
from the Forum department...
Help connect XBTN400 to twido TWDCDA24DRF
Posted by Nicolescu Constantin on 17 February, 2014 - 12:02 pm
Help connect XBTN400 TO TWDCDA24DRF
Topic: Communications systems and equipment.
from the Forum department...
RSLogix access PLC via internet
Originally posted by Helge Slettvoll on 19 March, 2010 - 5:43 am
Is it possible to access a PLC from RSLogix 5000 installed anywhere?
New Replies:
We have used Inhand Networks router. IR791PH09 with GPRS/UMTS IR794UE with ADSL already...
I know this is an old post, but we had a similar problem at our workplace. We used the remote plc...
Topic: Engineering and workplace issues.
from the Forum department...
Abb symphony+ hpc800
Originally posted by Jack on 16 February, 2014 - 3:56 am
Execution time for HPC800 in a closed loop control.
New Replies:
> What exactly it means that HPC800 allows to execute closed loop control of > more than...
Originally posted by ASK on 24 January, 2014 - 5:24 am
I have converted EM6400 RS485 port to RS232 and configured all setting as per documents and getting error "Modbus exception code 02 returned: Illegal data address"
New Replies:
Yes Thank you, as you suggested I started address as per document. Now I am getting another error...
Topic: Software, including programming, OS issues, etc.
from the department...
Modbus CRC in VB
Originally posted by Anonymous on 13 January, 2003 - 5:37 am
how to produce and decode modbus CRC in VB
New Replies:
I have 1 Multimeter MFM383A C of Selec. But not knowing Frame transmission and reception. Who...
Topic: PLCs and related questions.
from the Forum department...
Error message on Hydrapath III controller
Posted by jlaiii on 13 February, 2014 - 6:27 pm
"Axis Drive Not Ready" error on Hydrapath III controller
Posted by Oka on 12 February, 2014 - 7:37 am
Bently Nevada communication with /92 to Simatic PCS7 via Anybus 9001: Modbus TCP/IP to Profibus. Missing Watchdog function?
Topic: Human-Machine Interface and SCADA.
from the Forum department...
WinCC Startup Fail
Originally posted by Gavin Bennett on 6 February, 2014 - 8:53 am
WinCC Startup Fail
New Replies:
Hi Chaps Sorted !! The problem was with the CAS. I disabled Alarm logging and Wincc started...
Topic: PLCs and related questions.
from the Multiple IP addresses? department...
Prosoft PLX31 Gateway AB EIP to MBTCP
Posted by Tim from Kansas on 11 February, 2014 - 8:26 pm
Multiple IP addresses on Prosoft Gateway PLx31-EIP-MBTCP, can this be done?
Topic: PLCs and related questions.
from the simplification makes it harder department...
Mitsubishi VFD control by PLC
Originally posted by Daniel on 9 February, 2014 - 10:03 pm
Controlling the frequency (0-60 Hz) of a Mitsubishi FR-E720-S30 VFD (they call them inverters) with a Mitsubishi Q00UCPU.
New Replies:
Yes, I think the PWM would probably have worked, so long as the "ON" voltage will be...
> many drives allow you to create a list of speeds >and select from the list with...
One option that you don't mention that might work for you is that many drives allow you to create a...
Originally posted by Josep on 6 February, 2014 - 11:40 am
What is the fastest reaction time (measurable with external oscilloscope) between Input->Logic (PLC)->Output in ControLogix
New Replies:
An addition on part 1 there; there are remote blocks with in-built logic as well as the...
Topic: Software, including programming, OS issues, etc.
from the Automation List department...
Think and Do Software rating
Originally posted by Mike Asztalos on 20 November, 2000 - 3:06 pm
My company is interested in using this company's
product. I would like to know what users in field
have to say about its use and ability to control.
New Replies:
Not surprising. My company tried Think & Do for a little while, but gave up on it. We have...
I have ben using Think&Do for last ten years and the one of the problems I am seeing is that...
Topic: PLCs and related questions.
from the Who let the new guy in here? department...
Converting Satcon15 to micrologix plc
Posted by J on 10 February, 2014 - 1:08 pm
I need help changing SatCon15 to a PLC micrologix.
Topic: Communications systems and equipment.
from the Forum department...
Modbus CRC/Data Errors
Originally posted by FInlay Killoh on 10 February, 2014 - 4:32 am
Issues with incorrect data received at a slave with crc errors.
New Replies:
By Lynn August Linse on 10 February, 2014 - 10:34 am -
Any time you see stray 0xFF bytes, tends to be an RS-485 cable biasing issue. What happens is...
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