Today is...
Wednesday, November 26, 2014
Welcome to Control.com, the global online
community of automation professionals.
Advertisement
Featured Video...
Featured Video
Wiring and programming your servos and I/O just got a lot easier...
Advertisement
Our Advertisers
Help keep our servers running...
Patronize our advertisers!
Visit our Post Archive
Forum Archive
2
replies
connectivity
Posted by Jeff on 5 March, 2001 - 9:59 pm
I am eager to see what can be done with this. I do integration work in the PLC realm and have been waiting to finally find something like this. Is this ready for plantfloor testing, or when will it be? I see that there is discussion as to using lp connections. ...
GEFanuc Temperature Control Module
Posted by Kike2511 on 5 March, 2001 - 7:34 pm
The temp readings goes down at 600 C in these modules.
acoustic receivers
Posted by Greg on 5 March, 2001 - 6:36 pm
Need information about receiving and acting on acoustic waves of specific freqeuncy.
3
replies
rs232 to rs485 adapter
Posted by Juanjo on 5 March, 2001 - 4:00 pm
I need a rs232 to rs485 adapter schematic, please, help me
3
replies
Wet leg for Dp Transmitter
Posted by phil dryburgh on 5 March, 2001 - 3:56 pm
About 12 months ago I seen a thread about keeping the wet leg for a Dp transmitter open from blockages. The application is for sump levels in a coal preparation plant. ...
22
replies
Power Distribution Woes
Posted by gerald beaudoin on 5 March, 2001 - 12:30 pm
A couple of weeks ago we had a fuse blow in a mainswitch which was supplying a 3 phase 575volt distribution trough. ...
35
replies
Schneider Files Patent Infringement Suit Against Opto 22
Posted by Jeff Dean on 5 March, 2001 - 12:26 pm
I've taken this from the ARC Automation News headline website.... Given the recent discussion on the sale of intellectual property, patents, and enforceability, this should be an interesting one to watch. ...
3
replies
switch for analog signals
Posted by Bruce on 5 March, 2001 - 12:26 pm
I am looking for a good low cost way to select one 4-20mA signal from three to send to a electronic controller. I have a heat cool loop taking care of three jacketed vessels, each with their own RTD transmitters. Is a simple switch OK? Is there concern with surges damaging equipment? Is there a DIN type commercial product available?
6
replies
SECS/GEM Protocol Usage with Standard PLC or HMI
Posted by Nijssen, Ronald on 5 March, 2001 - 12:23 pm
Is there anybody that can explain me if he has implemented a SECS/GEM Interface into a Standard "off-the-shelf" PLC or HMI Product. ...
JimPinto.com eNews 2 March 2001
Posted by Jim Pinto on 5 March, 2001 - 12:20 pm
The latest JimPinto.com eNews dated 2 March 2001 is on the web at : http://www.jimpinto.com/enews/mar02-2001.html
10
replies
ultrasonic measure for grain bin
Posted by Ben Dyck on 5 March, 2001 - 12:03 am
I'm looking for a device to hang from the top of a grain bin to tell me how full the bin is .
Header files in Unix Operating System
Posted by Deepa K on 3 March, 2001 - 1:51 pm
Anybody has an idea about the source of the header files in Unix Operating system for the ADC and DAC?
10
replies
Diamond Modems BEWARE !
Posted by Matt Packer on 3 March, 2001 - 7:44 am
There are some serious bugs in some of the V90 firmware version in Diamond Supra Modems. These can result in 14.4K connections with some ISPs.
1
reply
Batch Control
Posted by William T. Dolan, P.E. on 2 March, 2001 - 4:21 pm
Availability of a software package for specifying batch phase logic implementation requirements.
1
reply
ControlLogix Modem Communications
Posted by RMcswain on 2 March, 2001 - 3:43 pm
I am looking for information on setting up a modem to communicate with an AB ControlLogix PLC.
5
replies
LEL measurement of NCG
Posted by Neil W. W on 2 March, 2001 - 3:30 pm
Measurement of Lower Explosion Limit in Non Condensable Gas collection system. (Pulp and Paper application)
3
replies
PCMK Drivers
Posted by Nick on 2 March, 2001 - 3:01 pm
Problem installing drivers for AB PCMK card onto a panasonic CF-35 laptop. O/S Win. 95
Time-trol, Power-trol
Posted by Chris Carlson on 2 March, 2001 - 2:57 pm
Can't find any documentation for a Power-trol unit...
2
replies
Combustion Control- totalizing metering
Posted by B Darling on 2 March, 2001 - 1:14 pm
Does anyone know where to find or have available information regarding totalizing metering combustion controls. ...
4
replies
Transferring data from PLC
Posted by Nathan on 2 March, 2001 - 11:32 am
My company is going to be upgrading from a Modicon 584 and a 484 to Quantums. The problem we have is that all of our data is stored on tapes ...
2
replies
RSLogix valid expression syntax
Posted by Henriquez, Mildred on 2 March, 2001 - 10:54 am
I need to know how could I write the valid expression syntax of a division operation using CPT (computing) instruction with RSlogix500. ...
Patent Avoidance Library and Hardware Hacking Site
Posted by Willy Smith on 2 March, 2001 - 10:52 am
Quite by accident, I ran across this interesting material: http://www.tinaja.com/patnt01.html Lots of ideas on how to avoid the whole issue of patenting if you have a patentable idea and wish to commercialize it ...
4
replies
Rockwell Software crash with Siemens SW in the same PC ?
Posted by Javier Garcia on 1 March, 2001 - 8:18 pm
I have installed on my laptop S7 Professional Edition (SCL,GRAPH,ETC) and now I installed RSLOGIC5000, but when I try to communicate with the controller is not possible. Anybody have an idea about this problem.
1
reply
What is the equivalent of Graph 7 in Rockwell ?
Posted by Javier Garcia on 1 March, 2001 - 8:07 pm
Anyone know, what software equivalent to Graph 7 is there for Rockwell ?
3
replies
SS armor cable
Posted by Steven Landau on 1 March, 2001 - 4:24 pm
I have a client asking for SS armor cable and conduit for the construction of a Process Skid. I haven't been able to find the material and fittings necessary. Any leads would be appreciated. ...
1
reply
Beginners questions, was VFD definition
Posted by Hakan Ozevin on 1 March, 2001 - 3:46 pm
I am really astonished by this post. A very easy search in the internet or from any other source will show someone that VFD means both: a) Variable Frequency Drive b) Vacuum Flourescent Display. ...
2
replies
Wire rating
Posted by Fred Chwalek on 1 March, 2001 - 2:50 pm
This may sound ignorant but here goes. What happens to the insulation rating if I take some 10-3 SO portable cord and strip off the outside jacket to use the three conductors inside as standalone wiring? ...
3
replies
Replacement Pressure Gauges
Posted by Chuck Piwowarski on 1 March, 2001 - 2:00 pm
Need to Find a Direct Replacement for the Endress and Hauser FMX-160 Water Pilot and need to find a Differential Pressure Gauge for Water with a 4-20mA Output any Ideas?
Support Survey by Control Engineering magazine
Posted by Ken Crater on 1 March, 2001 - 12:55 pm
We've been asked by one of the editors at Control Engineering magazine to help out with a survey they're doing for publication in their June 2001 issue, on the topic of service and support in our industry ...
7
replies
Span instruments
Posted by Andre Pablo G. Fausto on 1 March, 2001 - 12:24 pm
Is anyone familiar with span instruments?? ...
7
replies
An Ownership Question, was An Ethical Question
Posted by Blunier, Mark on 1 March, 2001 - 12:08 pm
Rights of ownership on drawings...
1
reply
Din Rail DC/DC Converter
Posted by Jeff Koss on 1 March, 2001 - 12:00 pm
In search of a triple output Din rail DC/DC converter.
1
reply
PID Autotuning description in Web
Posted by Juris Vanags on 1 March, 2001 - 10:47 am
Can you, please, advise where in web can find the description and/or programm fragment examples of PID Autotuning.
7
replies
SCADA on Linux?
Posted by sujit on 1 March, 2001 - 10:34 am
Is there any SCADA available which works on Linux operating system?
1
reply
PCI Digital I/O Cards For HP-UX
Posted by Lai on 1 March, 2001 - 9:47 am
Looking for PCI Digital I/O cards for use in HP Visualise workstations.
9
replies
point.bit syntax now available
Posted by Jiri Baum on 1 March, 2001 - 1:12 am
I've just added few lines of code to the lPLC library so that if you have a multi-bit point "foo", you can call plc_pt_by_name("foo.
1
reply
infrared cameras for thermography inspections
Posted by Peter Blackbird on 28 February, 2001 - 10:04 pm
thermal infrared scanning
IDEC OpenNet Controller, need references
Posted by Alfonso Padilla on 28 February, 2001 - 8:10 pm
Need some advice on IDEC OpenNet Controller & HG2A Mico I/O LCD operator interface
1
reply
Touchscreen Control of Digital I/O
Posted by Mike Hover on 28 February, 2001 - 7:38 pm
Can I make an IDEC HG1B Touchscreen control a B&B digital I/O module?
5
replies
Troubleshooting Resolvers
Posted by Marvin on 28 February, 2001 - 7:23 pm
We have a number of Harowe harosyn-rw resolvers that are giving us some problems on an old GE servo motor,(used in a B&S CNC). Can someone explain how to test resolvers using basic test equipment?
5
replies
grounded or ungrounded
Posted by Fred Chwalek on 28 February, 2001 - 4:15 pm
I have a Watlow Anafaze temperature controller. The spec states that I should use all grounded or all ungrounded thermocouples. We have a box full of used and assorted thermocouples. How can I tell ...
3
replies
Labview & Linux
Posted by Petr Baum on 28 February, 2001 - 3:59 pm
Are running Labview 6i under Windows NT 4 and Red Hat Linux 6.1, and are stunned by the difference in CPU usage. ...
See you in Chicago?
Posted by Ken Crater on 28 February, 2001 - 2:59 pm
For anyone attending National Manufacturing Week in Chicago next week, we're hosting a "Control.com Cafe" on the show floor as a place for Automation List members and Control.com regulars to get together for a cup of coffee ...
6
replies
Pc Video
Posted by Chris Ryan on 28 February, 2001 - 2:39 pm
Anyone have any information and experience with dual head video cards. I am running NT4.0 Sp5 or greater and wish to use the displays to show 2 different applications rather then a double wide desktop
PLC Stuff you should know but won't be told
Posted by Geoff Lynn on 28 February, 2001 - 11:56 am
Discovered a software bug in the newest versions 4.10/4.11 RSLogix5 when programming AB 5/20 or greater ...
1
reply
SCADA Packages
Posted by David O'Somachain on 28 February, 2001 - 11:42 am
A colleague is currently compiling a market analysis on SCADA solutions. Does anyone have an analysis done or have information on SCADA solutions? ...
6
replies
Industrial Ethernet - War Ended ?
Posted by Alvin on 28 February, 2001 - 11:38 am
Can anybody give me a vender-neutral overall picture of IE?
1
reply
Driver development software kit?
Posted by Sujit on 28 February, 2001 - 11:03 am
Is there any driver development software kit available which we can use to write drivers for various devices e.g. Energy Meters, Controllers etc. (for which ready drivers are not available)?
Profibus: FDL or S7?
Posted by Filipe Campos on 28 February, 2001 - 9:36 am
Profibus: FDL or S7?
4
replies
Conductivity measurement
Posted by Tommy Johansson on 28 February, 2001 - 9:32 am
I'm trying to measure conductivity by using .......
6
replies
Instrumentation and Control Circuits and Same Raceway
Posted by don best on 27 February, 2001 - 6:57 pm
Is is OK to combine instrumentation (4-20ma) and control circuits (120VAC discrete controls) in the same conduit?
DataRadio T-96SR and AB
Posted by Bob on 27 February, 2001 - 12:40 pm
Has anyone had any experience using DataRadio T-96SR with AB PLC's ?
9
replies
Equipment Identification Systems
Posted by gerald beaudoin on 27 February, 2001 - 12:19 pm
We are going to be numbering all of our equipment in the plant in order to implement a computer aided maintenance system. We have already tried a couple of approaches to this, and I welcome any thoughts on the issue ...
2
replies
Cegelec ALSPA 80/35 PLC and P1200 SCADA
Posted by ganesh on 26 February, 2001 - 11:56 am
I want to do some programming in Cegelec ALSPA 80/35 PLC and P1200 SCADA software. I don't have any information about it. Can anyone help?
3
replies
Modem for connecting PLCs
Posted by Robert Reddig on 26 February, 2001 - 11:41 am
I am looking for a dial up modem to connect to GE 90-70, Pro-soft, and Allen Bradley PLC's.
2
replies
Alphanumeric Paging
Posted by Kevin on 26 February, 2001 - 11:16 am
I need to find an inexpensive alphanumeric paging software to recognize alarm bits going high in an HMI system. All it has to do is send different messages depending on what bit goes high. Any similar applications out there?
4
replies
VFD definition
Posted by Tim Fox on 26 February, 2001 - 10:31 am
I need to know VFD stands for. ...
1
reply
iFIX Version 2.2 PID Faceplate
Posted by Craig Simon on 26 February, 2001 - 10:29 am
Looking for a iFIX Version 2.2 PID Faceplate
9
replies
Looking for a random numbers generator for PLC
Posted by Vincent Chapotat on 26 February, 2001 - 8:52 am
I'm looking for a random numbers generator for a A-B or Siemens PLC without analog input.
3
replies
TSX 3722
Posted by Oleg on 26 February, 2001 - 6:31 am
I need any information for programming codes of this processor (TSX 3722) Can anybody help me? (URL, pls.) Thanks
5
replies
Logging 12 analogue signals
Posted by Mr. Ivan Briscoe on 26 February, 2001 - 5:17 am
What is the most economical way of logging and monitoring 4-20mA signals over a 7 day period
IEC language translator update...
Posted by Campbell, David (Ex AS17) on 25 February, 2001 - 9:43 pm
For those people who are interested, the last ten days I have been slowly working my way through the IEC structured text (ST) language translator.
2
replies
Atlas Copco ELEKTRONIKON MKIII
Posted by CHRISTOS on 25 February, 2001 - 1:33 pm
Electronic plan and informations about the ELEKTRONIKON MKIII.
2
replies
Is there anyone who has worked with Braumat V5?
Posted by Alex van Dalen on 24 February, 2001 - 3:53 pm
Tips for working with Braumat software???
7
replies
Single phasing of 3phase induction motor
Posted by jb on 24 February, 2001 - 12:49 pm
Can i still make the motor run near synchronous speed when one of the 3phase lines is disconnected?
1
reply
Accessing alarm data from WinCC databases...
Posted by Conny Karlsson on 24 February, 2001 - 8:43 am
I need to access the WinCC alarm properties from an application (in Windows) that I've written myself, but I don't know how...
18
replies
Variable Resistive device
Posted by Jody Gallant on 24 February, 2001 - 7:18 am
Looking for something that will act as a resistor with a value based on a secondary voltage input.
5
replies
How do I control a chain conveyor with 3 dc drives without having surging problems?
Posted by Brent Edsoren Jr. on 23 February, 2001 - 11:52 pm
The problem I am having is that the conveyor will surge at certain speeds and not at others.
1
reply
Valve Actuator Protection
Posted by A. Stahl on 23 February, 2001 - 11:16 pm
Recommended protection scheme for a valve actuator
2
replies
Citect & Win2000 with AB 1784-KTX Card
Posted by Steve Flynn on 23 February, 2001 - 4:48 pm
We are having problems getting the AB 1784-KTX card going under Win2000. Was working fine with Win98 using fairly standard setup, but nothing under Win2000. KT Diagnostics runs fine and finds all nodes on the DH+ network. ...
Telebyte 285M
Posted by Eudilson_Nunez_Cossio on 23 February, 2001 - 4:30 pm
I need a electronic diagram of Telebyte Model 285M (RS-422/RS485 to RS-232 INTERFACE CONVERTER) Rev B,C,D. ...
4
replies
What is exactly " chemical process control engineering"??
Posted by Rosalie on 23 February, 2001 - 12:33 pm
I am studying in a french school of Chemistry and Process engineering and i am going to spend a sandwich year abroad in industry. The subject of the placement is "Process control engineering". What does it really mean ? ...
Milton-Roy
Posted by Eudilson_N_Cossio on 23 February, 2001 - 12:04 pm
I need technical information about the Milroyal (Milton-Roy Flow Control Division) Pump Model PPGX242LMH ...
1
reply
JimPinto.com eNews Feb 21 '01
Posted by Jim Pinto on 23 February, 2001 - 10:34 am
The latest JimPinto.com eNews 21 Feb '01 is on the web at: http://www.jimpinto.com/enews/feb21-2001.html
6
replies
Sending messages from area A to area B via telephone line.
Posted by Eng. Zahi KHAWAND on 23 February, 2001 - 10:07 am
The problem we have is how to send a message from area A via a telephone line to an operator (PC) located in area B telling him that a pump or a generator is broken down .
Need DESKTOP PC Monitor Rated at 50C
Posted by Gary Budinger on 23 February, 2001 - 9:33 am
We've gotten by using cheap desktop PC monitors rated at 40C on our systems. We now need a 17" PC desktop monitor (not open-frame, not panel-mount, not metal-enclosed), just a cheap plastic-cased desktop monitor with a temperature rating of 50C. Any thoughts on where to get these?
1
reply
vacuum sensor needed
Posted by Rubber Duck on 23 February, 2001 - 9:24 am
I am looking for a good vacuum sensor for a vacuum chamber sensor that may be subject to liquid contamination from time to time. ...
5
replies
Bit variables & PLCs
Posted by Campbell, David (Ex AS17) on 23 February, 2001 - 3:35 am
Hopefully the following is not a stupid question: Q: Is it desirable to define a boolean variable (eg: type BOOL as defined in the IEC spec) as a single bit at a variable bit offset? ...
9
replies
Position Control vs Velocity Control (pid)
Posted by Bryan Steer on 22 February, 2001 - 9:15 pm
Using PID in a velocity algorithm instead of a position control algorithm.
4
replies
Windows NT4 Drive Mapping for Citect as a service ?
Posted by Neil Firmin on 22 February, 2001 - 2:19 pm
Need to map to a network share using a Windows NT4 (sp6) box to a specific drive letter for a Citect application that runs on the PC.
4
replies
Allen-Bradley Push Button Switch Application
Posted by Enrico Diano on 22 February, 2001 - 11:16 am
Question about the application of a switch.
5
replies
Andover Help
Posted by Josh Wallner on 22 February, 2001 - 9:40 am
I am looking for Design/Programming information for the Andover Infinity product line.
17
replies
AS - Interface - does it work?
Posted by Mark on 22 February, 2001 - 8:50 am
Does anyone have any comments on their experience of ASi?
Descartes OmniServer Checksum problem - IEC870 Protocol problem
Posted by John Finn on 22 February, 2001 - 8:10 am
I want to represent the checksum as a sum of the actual hex bytes in a message...
1
reply
Proximity switches
Posted by Jury Efremov on 22 February, 2001 - 4:57 am
Anyone can recommend proximity switches with analog output for range to 50-100 milimetrs. Thanks.
13
replies
0-5V to 4-20mA
Posted by Svenja Klaus on 21 February, 2001 - 3:43 pm
Need pointer to parts/circuit
3
replies
Zinc chloride filter system
Posted by Fred Chwalek on 21 February, 2001 - 3:36 pm
Does anyone have experience with filtering zinc chloride and using pressure switches with it?
1
reply
flow measurement
Posted by Eudilson_N_Cossio on 21 February, 2001 - 3:33 pm
I need a flow meter in a 14" pipe that works only when the security valves take action on a multiple line crude receiver.
4
replies
Automatic comments
Posted by Friedrich Haase on 21 February, 2001 - 2:59 pm
What do others think of "automated commenting" feature? And are there other PLC programming tools using it?
4
replies
linear potentiometer
Posted by Adolfo Jimmy Saldivias on 21 February, 2001 - 11:03 am
Please reccommend me a manufacturer of linear potentiometers
6
replies
Absolute Linear feedback
Posted by C Seffens on 21 February, 2001 - 11:02 am
project in which the customer desires to use a linear motor to drive a pick and place unit over 16 feet of travel
1771-DB/B High-Performance Programming In C
Posted by John Kost on 21 February, 2001 - 9:26 am
Looking for benchmark programs which compare the various functions and their speed boost when going from DB-Basic to C-Toolkit.
2
replies
Need help on Modicon 984 Family PLC
Posted by Harimurti Widyasena on 21 February, 2001 - 9:25 am
I want to know what makes "State RAM Test Failed" error message on Modicon 984-685E PLC
1
reply
Strain Gauge Distance From Amplifier
Posted by Kevin on 21 February, 2001 - 9:10 am
maximum distance to locate a weigh scale amplifier from the load cell(s)?
1
reply
Lookout Direct
Posted by Brian Seal on 21 February, 2001 - 1:26 am
looking for product review
12
replies
SIEMENS S5 UPGRADE
Posted by fido on 20 February, 2001 - 9:13 pm
I have problem upgrading our 11 S5 PLC using Windows NT flatform.
3
replies
Simatic S7-313 CPU fault
Posted by Mr. Patrick So on 20 February, 2001 - 8:42 pm
Looking for help with system with S7-313 CPU (MPI) communication with CP5412A2 and a RS485 repeater between CPU and CP card...
2
replies
Handling Strings in WinCC Scripts
Posted by Gavin Goldsworthy on 20 February, 2001 - 6:57 pm
I need to manipulate a string tag
2
replies
Creating an event log in Quantum Function Block Logic
Posted by Chris Iannello on 20 February, 2001 - 5:35 pm
NASA is attempting to create an event log in the Quantum which is a rolling list of the last 20 events.
1
reply
Modbus RTU Communication problem
Posted by Sam Lee on 20 February, 2001 - 4:22 pm
I am using PanelMate (from Cutler-Hammar)to communicate with ACM (Siemens-Moore's product) through Modbus RTU protocol.In this application,PanelMate acts master while ACM slave.