Today is...
Friday, July 29, 2016
Welcome to Control.com, the global online
community of automation professionals.
Featured Video...
Featured Video
Watch an animation of a conveyor stacking operation demonstrating the use of a move on a gear command.
Our Advertisers
Help keep our servers running...
Patronize our advertisers!
Visit our Post Archive
Forum Archive
6
replies
A problem about Siemens OP7 software
Posted by zakir ekici on 8 November, 2001 - 9:40 am
We have PG740 and PG730. Is it posible to load this program into the OP7 via PG7*0?
7
replies
AB PLC 5/40 series and Yaskawa PLC Memcon U84
Posted by venki on 7 November, 2001 - 12:22 pm
Can any body help me out for finding the PDF documents of above two PLC's manuals...
5
replies
s7/300/ hmi
Posted by henry on 7 November, 2001 - 11:22 am
interfacing s7/300- hmi for alarms /text display...
8
replies
PLC Ladder Programming for conveyor movements
Posted by Shanice on 7 November, 2001 - 9:29 am
OMRON SYSWIN (SYSMAC) PLC Ladder Programming Consultation...
2
replies
DNP 3.0 protokol
Posted by Damijan on 7 November, 2001 - 9:27 am
I must programed a PLC Motorola to comunicate with another PLC who comunicate with DNP 3.0. So for my application I need detail about DNP protokol...
8
replies
Sa85 and win 95
Posted by Gabriel Colina on 7 November, 2001 - 9:26 am
I cant install the sa85 000, bus isa, with win 95, What i can do?
7
replies
Wireless microphone interference
Posted by Timothy L. Tartamella on 7 November, 2001 - 9:24 am
Has anyone ever heard of a wireless microphone causing noise interference on a controller interface? How can such interference be prevented?
1
reply
PWM to voltage
Posted by Sepi Sopo on 7 November, 2001 - 9:22 am
My goal is to measure the control signal used to control a proportional valve.I need to plot it into the same chart with pressure. (x=DC,y=bar).
2
replies
Ladder Logic on Linux
Posted by Kipton Moravec on 6 November, 2001 - 5:23 pm
Is there a ladder logic programming environment for Linux.
Time Synchronizing
Posted by Phil Corso on 6 November, 2001 - 4:28 pm
Correspondence seems to be heading in a too-ponderous direction. I thought of one of my ms (mis not Micro-Soft) adventures...
2
replies
Sequencer in PLC 5 AB
Posted by Ricardo Juarez on 6 November, 2001 - 3:49 pm
PLC5 Instructions SQO, BSL, BSR...
11
replies
Modbus Plus to Ethernet
Posted by Scott Barrett on 6 November, 2001 - 3:37 pm
Modbus Plus to Ethernet Bridge...
1
reply
AB 2/16
Posted by Steven E. Braun on 6 November, 2001 - 3:27 pm
Does anyone on this list know (or remember) how to connect the Allen Bradley 1784-PCMK/B to a PLC 1772-LXP 2/16 with the 1784-PCM2 cable using PLC Ladder Logistics (A.I.) software running on a notebook with MS-DOS 6.22?
5
replies
HP VEE and Modbus
Posted by Joanne Cronin on 6 November, 2001 - 2:53 pm
I'm trying to communicate to a temperature controller through HP VEE using Modbus protocol.
communication between PLCs on Modules Production System
Posted by iman mulyaman ginanjar on 6 November, 2001 - 2:50 pm
Newbie has some questions about ladder diagram for communication between PLCs
3
replies
tarball vs. CVS
Posted by Jiri Baum on 6 November, 2001 - 9:22 am
I was reading through some old e-mail, and came across a discussion of whether or not CVS is keeping people away from the project. ...
10
replies
Ladder Logic for Dummies
Posted by Ray Magone on 5 November, 2001 - 4:52 pm
Need basic Ladder Logic info...
7
replies
Super heated or Saturated Steam
Posted by Sandeep Shroff on 5 November, 2001 - 1:05 pm
How can I find out the steam is superheated or saturated? Is there an mathematical formula which gives this?
7
replies
One PID Loop with two controlled devices
Posted by McConnell, David P on 5 November, 2001 - 1:01 pm
I need to design a PID controlled tank pressurization system using a PLC5-80C1.5...
Value of source code (was RE: PC: NT4 server service problem)
Posted by Bob Welker on 5 November, 2001 - 12:09 pm
Years ago when first learning about analog data acquisition I bought a cheap, 8 bit board from Omega. It included QuickBasic programming examples that talked to the board through a TSR driver that was written in assembler.
1
reply
Steam header pressure control
Posted by Edwin Loenen on 5 November, 2001 - 11:50 am
Steam header pressure control over large distances...
1
reply
SCADA Handbook
Posted by Robert I Williams on 5 November, 2001 - 10:23 am
As the author of the First Edition of the Handbook of SCADA Systems I am now looking for contributions to the Second Edition to be published early next year.
3
replies
Flow elements practical sizing information
Posted by Satish Salankimatt on 5 November, 2001 - 10:06 am
flow elements sizing information requirement
7
replies
Modbus TCP or NDDS
Posted by Mark Meng on 5 November, 2001 - 10:04 am
How will Schneider position these two totally incompatible technologies based on Fast Ethernet?
1
reply
when simulating how to input analogy signal
Posted by feng on 5 November, 2001 - 10:02 am
I am a new student to contact the Momentum equipment. Now I meet one question when using CONCEPT.
Re: [MAT-devel] Logging data
Posted by Curt Wuollet on 5 November, 2001 - 9:59 am
Jiri Baum wrote: > > >We don't at this stage have any logging modules. (Which, now that you mention it, is a serious omission...) ...< < <
sesquianniversary
Posted by Jiri Baum on 5 November, 2001 - 9:42 am
I've been browsing the mail archives, and I've noticed that it'll be a year and a half since I posted that the SMM (now lib/gmm) is ready, this Sunday. ...
4
replies
German discussion list
Posted by Jiri Baum on 4 November, 2001 - 9:45 am
MAT LinuxPLC goes multilingual! There is now a German version of the mat-devel list, with an automatically translating gateway...
4
replies
How to control Swiming Pool motor w/ Home PC ?
Posted by Jim Holstein on 3 November, 2001 - 12:15 pm
Desire recommendation on controlling 110v motor based on outside temperature and time-of-day/week...
FILE ACCESS IN LAN
Posted by GIRISH on 3 November, 2001 - 11:56 am
Open VB exe file in lan...
4
replies
PID for Thermocycler Oven/Freezer
Posted by Jeff Hulett on 2 November, 2001 - 4:09 pm
I am working on a custom control system for an Oven/Freezer thermal cycler. Is a PID system appropriate for a process that utilizes both electric heat and liquid Nitrogen cooling?
2
replies
design water level controller using PID control using siemens S7 200 PLC
Posted by student on 2 November, 2001 - 2:40 pm
i am a PG student doing a project in PID control using siemens s7200 PLC. i want to know how the PID control function can be used with the same PLC.. but in the help menu of the software i didn't get much information regarding the same... also i have to develop a physical model also i.e some application... any suggestions or relevant notes..
3
replies
Howto PID autotuning in a PLC ?
Posted by B.J. van Drunen Littel on 2 November, 2001 - 2:26 pm
I have to control 20 heaters in a Siemens S7-300 PLC. I use a thermocouple for each heater and a pulse modulated output to control the heaters. This is working fine, except the PID parameters themselves. I can set the PID parameters manually by looking at a step response and doing a lot of calculations, but I think it can go much easier letting the PLC find out what parameters are needed ...
5
replies
electricity to a transistor
Posted by Emre OZTURK on 2 November, 2001 - 11:28 am
operating a transistor
1
reply
Foil type push buttons
Posted by Pavel Horak on 2 November, 2001 - 11:15 am
Look for foil type push buttons, IP65 after build-in the stainless steel panel required.
2
replies
RSLogix "Generating Checksum" Problems...
Posted by Niall Watson on 2 November, 2001 - 11:06 am
Has anyone experienced a problem with RSLogix 5 and processor checksum problems??
11
replies
SLC 500 Allen Bradley/ RS Logix glitch
Posted by ekumanufacturing on 2 November, 2001 - 11:02 am
A Possible glitch in the program
4
replies
Timing control problem
Posted by Simon Johnston on 2 November, 2001 - 10:38 am
Timing management system
2
replies
While we are on the topic...
Posted by Aditya Ayachit on 2 November, 2001 - 9:20 am
Thanks Bob and Ryan, While we are still on the topic , here are 1 more question :
2
replies
Wireless Communications in Automotive Industry
Posted by Ing. Fernando Navarro Hdz on 1 November, 2001 - 6:09 pm
Does anyone know where can i find information about the use of wireless technology in automotive industry.
8
replies
How is the output of PID controller converted into Relay?
Posted by bear on 1 November, 2001 - 5:55 pm
I am a college student. My project is designing a temperature controller and i want to use PID algorithm. I have used a Omron temperature controller. I find its output is Relay, but I know the PID's output is continuous. How is it converted into Relay?
7
replies
Drivers protocols to TI-505
Posted by Cuitlahuac Picasso on 1 November, 2001 - 5:02 pm
How many drivers can be supported by the PLC TI-505 with link any HMI platform software ...
2
replies
Steam Density calculation Algorithm / developed Source code
Posted by Sandeep Shroff on 1 November, 2001 - 4:55 pm
We are developing a sizing software where we require to calculate the density of saturated and super heated steam. We are in need of an algorithm / developed source code where by we can calculate the density of steam by providing steam pressure & steam temperature ...
8
replies
Thin or Fat
Posted by Jeff McBride on 1 November, 2001 - 3:52 pm
Is there an optimum number of terminals at which point it is beneficial to switch to thin clients?
5
replies
Burner Safety and E-Stops
Posted by John Monroe on 1 November, 2001 - 3:43 pm
Do Emergency Stops wired to an oven need to kill the purge in the event of activation, or do the E-Stops just kill all of the mechanical movement? ...
2
replies
I need cs3000 software for the GV3000 VFD
Posted by Jrsnyper on 1 November, 2001 - 2:59 pm
I need to know where I can find the software to backup reliance electric vfd drives, can anyone help.
4
replies
Control Transformer Grounding
Posted by KG on 1 November, 2001 - 2:15 pm
High voltage between ground and 24VAC secondary
15
replies
Common Programming Infrastructure
Posted by H.W.Thomas on 1 November, 2001 - 2:12 pm
If a variety of different hardware ran the same "soft logic" system the end customer would be able to separate the issue of what hardware to use from what software to use? ...
7
replies
InTouch View 'freezes'
Posted by Phil Irvine on 1 November, 2001 - 1:58 pm
InTouch Version 7,1,006,0322 running on NT4.0 Service Pack 6a Platform runs for 2/3 but eventually locks up requiring re-boot.
3
replies
5 PWMs for DC motor control
Posted by Nt49 on 1 November, 2001 - 11:50 am
5 PWMs to be generated from the PC.
4
replies
Machine Safety Standards
Posted by Ron Gage on 1 November, 2001 - 11:07 am
Is there anywhere (IEC, ANSI, etc...) that has documentation to relate some of the "common practices" for machine safety. ...
10
replies
PLC Ladder Diagrams - Traffic Lights
Posted by Gary Picking on 1 November, 2001 - 9:57 am
A PLC ladder diagram to control a typical pedestrian crosiing.
1
reply
Tennessee Controls?
Posted by Marissa Lao on 1 November, 2001 - 9:49 am
Looking for info about a company called Tennessee Controls or Tennessee Controls Systems - has it merged with another company or does it no longer exist?
1
reply
Cascade control of hydraulic actuator
Posted by Petek on 1 November, 2001 - 9:48 am
Electrohydraulic cascade control of proportional valves
1
reply
MODBUS definition for Cimplicity
Posted by Alok Khatlawala on 31 October, 2001 - 12:55 pm
How do I configure Real values (floating point) numbers in Cimplicity equipped with MODBUS interface
1
reply
CNC Software
Posted by Anan on 31 October, 2001 - 12:38 pm
I am looking to get some details for software called TYPE 3. I think it is French brand. Also please provide the manufacturer address and WEB site if available.
3
replies
WinCC Messenger Installation Problems
Posted by Conny Karlsson on 31 October, 2001 - 12:20 pm
I get an errormessage like "No Mail System Installed" while trying to install the WinCC Addon WinCC Messenger onto a computer running Windows 2000 SP2 and WinCC version 5.0.
4
replies
Converting a 50ohm output...
Posted by Dal Badial on 31 October, 2001 - 12:14 pm
Can one suggest or help in how i could convert a 50ohm output from a frequency generator to RS422 or RS423.
11
replies
measurement of the current in a motor
Posted by daneco on 31 October, 2001 - 12:09 pm
I need to measure the current in an AC motor,I'm using a transformer (donut) with a ratio 10/1, so as the motor is 2Amp. I have 0.2 Amp in the transformer. HOW CAN I CONVERT THIS CURRENT IN A 0 TO 10V OR 4 TO 20 mA SIGNAL?
4
replies
pnp / npn sensors
Posted by Samuel Sonne on 31 October, 2001 - 12:05 pm
Could somebody please help me to find some internet pages where i can find information about npn and pnp sensor, and how they actually works in details.
33
replies
NT4 server service problem
Posted by Donald Pittendrigh on 31 October, 2001 - 11:23 am
I have an otherwise normal PC that will not allow the server service to start, event viewer reports that there is not enough server storage to start the service...
1
reply
interface device that works together with Mathlab
Posted by Toto Arbi (TRB) on 31 October, 2001 - 11:15 am
I will appreciate if someone can advice me what is the interface device (PC to Transmitter & control valve ) that allow work together with Mathlab software?
1
reply
Steer by Wire Control System
Posted by Alan Cuddihy on 31 October, 2001 - 9:03 am
I need to implement a Steer/Brake by Wire contrl system on Matlab and at the moment I am without the required Feedback control system.
35
replies
The Perfect Plant?
Posted by Darren Farnworth on 31 October, 2001 - 9:01 am
If I have to go with AB for a multiple plant layout, what would be my ultimate plant in terms of options available today?
2
replies
Why a Symax 400 T/C module for 4-20 input?
Posted by Tim Greif on 30 October, 2001 - 4:16 pm
Why would you do this?
1
reply
Connect a Thermistor to a PC
Posted by John Thornton on 30 October, 2001 - 1:56 pm
Where can I find the hardware to read remote HVAC thermistors into my PC and control a remote relay to switch on and off the HVAC unit?
2
replies
Problems with a Remote Rack on an SLC system.
Posted by Michael Lindstrom on 30 October, 2001 - 1:49 pm
I have an SLC 5/04 installed in a 1747-A13 chassis with the connecting cable 1747-C9 to a four slot chassis, 1747-A4. I have had a problem where that the processor goes into fault...
4
replies
PID control using S7 200 PLC
Posted by student on 30 October, 2001 - 1:26 pm
i want to develop a mathematical model to discuss about PID control using s7200 PLC
2
replies
Fast acting ball valve
Posted by Walt Boyes on 30 October, 2001 - 1:08 pm
I need a pharmaceutical grade ball valve that can actuate at about 300 mSec.
7
replies
Regarding Modbus
Posted by Aditya Ayachit on 30 October, 2001 - 12:55 pm
I have a few questions regarding MODBUS...
4
replies
Info on Turbine gas Meters and Orifice Plate meters
Posted by Mauricio Orellana on 30 October, 2001 - 12:24 pm
I will apreciate if someone can advice me where to find in the web electronic literature about Turbine gas Meters and Orifice Plate meters, I need to study both sensors to decide wich one to use.
6
replies
Distributed Thermocouples
Posted by Jeremy Pollard on 30 October, 2001 - 10:36 am
Looking for an inexpensive way of connecting 24 or so thermocouples or RTD's to monitor building temp in a large warehouse environment. Nothing fancy required. Any comments?
Adaptive PID Control algorithm
Posted by Nont on 30 October, 2001 - 10:33 am
Looking for adaptive pid algorithm for Inver-type air conditioner
2
replies
DeviceNet Gateways...
Posted by Caroline Dayyani on 30 October, 2001 - 10:21 am
-Interface card for DeviceNet to PLC 90/70 -Gateway for DeviceNet to Profibus DP
1
reply
Sinumerik 810T PLC-alarm message
Posted by tapio on 30 October, 2001 - 10:19 am
Problems with 810T Plc-alarms
1
reply
INTERCONT PLUS belt weigher power failure
Posted by razi on 30 October, 2001 - 9:47 am
I have E1 message and don't have power on X5 connector.
5
replies
best/quickest way to learn ab plc progamming
Posted by john thorgrimson on 29 October, 2001 - 4:50 pm
I have used/programmed sage equipment and the controllers they make and the spectra front end HMI stuff but have very limited AB experience. would like to come up to speed fast as possible anyone know of a good resource?
JimPinto.com eNews 22 Oct '01 - on the web
Posted by Jim Pinto on 29 October, 2001 - 4:42 pm
JimPinto.com - eNews No. 65 - October 22, 2001 is on the web at : http://www.jimpinto.com/enews/oct22-2001.html
1
reply
dc motor drive
Posted by Salman on 29 October, 2001 - 3:47 pm
Looking for a diagram for a dc motor drive
3
replies
Configuring S5 IM308c
Posted by Carl on 29 October, 2001 - 3:01 pm
I want to add two Siemens ET200 units to an existing system. The current system is a S5 155 plc using an IM308c to communicate to three ET200s. What do I need to do?
3
replies
Converting hex to dec/bcd
Posted by Richard Bland on 29 October, 2001 - 2:45 pm
Anyone know the command for converting hex to dec/bcd in S7?
1
reply
Visio Plug in
Posted by JW on 29 October, 2001 - 1:58 pm
I'm looking for a website or a place to order Visio Technical Plug In's to further the existing database of symbols, etc.
2
replies
DC motor speed control circuit
Posted by Conor Carroll on 29 October, 2001 - 1:40 pm
I need to design a speed control circuit for a DC motor using a closed loop gain circuit. Would anybody know where I could get a schematic of such a circuit or a link to a usefull site on the topic?
1
reply
VB 6.0 and Access
Posted by Markus Presser on 29 October, 2001 - 12:29 pm
Using the openreport method in VB 6.0 SP 5 sometimes creates a runtime error 3356...
6
replies
Outdoor HMI using DH485 or Ethernet (repost)
Posted by Bill Townsley on 29 October, 2001 - 12:22 pm
Small HMI suitable for outdoor location (not harse) and uses either DH485 or Ethernet
CENCAL gefran protocol
Posted by RIcardo Pabon on 29 October, 2001 - 12:19 pm
I want to connect (16) gefran 1000 controller to a modbus network (or MB+ network) , using the communication port of the gefran controller.
4
replies
RSlogix5 program conversion
Posted by Rogelio Diaz on 29 October, 2001 - 12:18 pm
Trying to convert an RSLogix5 program to lower version
2
replies
Can i use the concept M to program a PLC compact A984-145
Posted by RIcardo Pabon on 29 October, 2001 - 12:17 pm
Can I use the Concept to program the Compact A984-145 PLC ?
16
replies
Which Panelview to use w ControlLogix PLC??
Posted by NM on 29 October, 2001 - 12:15 pm
Which Panelview(DF1, Ethernet, Control or Device Net, etc..) to use w ControlLogix PLC??
1
reply
internal timer
Posted by manmohan singh on 29 October, 2001 - 12:13 pm
does anyone know how to use timers which are inbuilt in personal computers. what are the addresses?
Visio Tech 2002 Plug In
Posted by JW on 29 October, 2001 - 11:08 am
Visio Tech 2002 symbol plug ins.
1
reply
RJ45 Pinout
Posted by Raul Sudre on 29 October, 2001 - 10:27 am
Can anyone send me the AB PLC SLC-5/03 RJ-45 pinout (RS-485) ?
1
reply
Modbus with a AB Micrologix1500
Posted by Ricardo Pabon on 29 October, 2001 - 10:21 am
Im trying to connect a AB micrologix1500 with a PC supervisory running F.Link with Modbus.
Re: Revised CELL demo program
Posted by Ron Gage on 29 October, 2001 - 10:17 am
Due to some "issues" with compiling a program statically under Linux, the old revision of the CELL demo program simply didn't work. A new release of the CELL demo program, one that has actually been tested, has now been released...
1
reply
Surge Arrestor Market
Posted by PB Newman on 29 October, 2001 - 9:34 am
Need info regarding the US market for surge arrestors and suppressors...
3
replies
On-line colour measurent of edible oils
Posted by Andrew on 29 October, 2001 - 8:55 am
Looking for on-line colour measurement instrument for edible oils...
1
reply
A/D converter with par. port
Posted by Emre OZTURK on 29 October, 2001 - 8:47 am
As a term project at university I will make an automation system: To measure the water level in the tank and operate the pump automaticly using PC ( parallel port)...
3
replies
Using XMIT instruction for Modicon PLC
Posted by Craig Palmer on 29 October, 2001 - 8:43 am
Problem using XMIT instruction with Compact Modicon PLC and Proworx NXT
3
replies
Boiler Drum Level Control
Posted by Satish Salankimatt on 28 October, 2001 - 9:39 am
3 element drum level control...
2
replies
Oxygen Analyzer
Posted by Satish Salankimatt on 28 October, 2001 - 9:20 am
Calibration of Oxygen and CO2 Analyzers...