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11
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AB Series- A Basic Module
Posted by L.C Rosario on 29 January, 2002 - 12:44 pm
Problem of downloading programs to AB series A Basic Module...
7
replies
2 HP AC motor revere controller
Posted by Pete Lefferson on 29 January, 2002 - 12:40 pm
Must I use two 2 HP reversing contactors to control two 2 HP AC cap start motors?
7
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Which low cost PLC should I use
Posted by Rudy on 29 January, 2002 - 12:39 pm
Which low cost PLC should I use for a simple water control system?
2
replies
Sysmac C20
Posted by john chahine on 29 January, 2002 - 12:14 pm
I'm looking for any info about an Omron Sysmac C20 Type: 3G2C7-CPU74E...
4
replies
PCs in Automation
Posted by alex on 29 January, 2002 - 11:49 am
I am trying to develop a scalable control package for specific application. Could anybody recommend a software platform of an open achitecture type...
1
reply
modbus timeout configuration for visual C
Posted by J-F Portala on 29 January, 2002 - 11:42 am
I am trying to communicate with a PLC thanks to modbus protocol. My problem is that I have some difficulties to give the good value for the following parameters of the TimeOut structure...
2
replies
BACnet CRC help
Posted by Andrew Chiang on 29 January, 2002 - 11:18 am
I was told that the CRC used in BACnet for a Point-to-Point connection is 1+x^7+x^8 for header and 1+x^5+x^12+x^16 for data. I would like to calculate the data CRC for the following message using the 1+x^5+x^12+x^16 polynomial...
6
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Distances between Thermocouples-PLC
Posted by Alberto Maldonado on 29 January, 2002 - 10:23 am
I have 6 Thermocouples type K to a PLC. 13 Meters of Extension wire and 40 Meters of cupper wire to PLC (Maximun distance). Is there any problem with this signal in this distance?
1
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Controllogix Function Block
Posted by S. Blais on 29 January, 2002 - 9:38 am
Using Controllogix function block for the first time -- is there anything special I should know?
4
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Delta V and Foxboro I/A; compare & contrast
Posted by C. Linck on 29 January, 2002 - 9:35 am
Is there anyone familiar with both Emerson Delta V and Foxboro I/A that could differentiate them at a high level ?
2
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Double Block & Bleed Wedge Gate Valve
Posted by William on 28 January, 2002 - 4:48 pm
How does the above valve function? What are the justifiable applications for same?
2
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Modicon descriptors
Posted by uriah1 on 28 January, 2002 - 4:41 pm
Does anyone have software which can identify blank Modicon descriptors in a directory of PLC files?
JimPinto.com eNews No. 75 - January 27, 2002
Posted by Jim Pinto on 28 January, 2002 - 4:24 pm
JimPinto.com eNews No. 75 - January 27, 2002 is on the web at : http://www.jimpinto.com/enews/jan27-2002.html
7
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How PLC control an elevator?
Posted by Kim on 28 January, 2002 - 3:33 pm
Does anyone have any information on how PLC control an elevator or any website i can refer to?
8
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Multiport Serial Card
Posted by Ulianov Gil on 28 January, 2002 - 3:28 pm
I have a question about installation off two multiport serial card in a single PC
1
reply
How to implement a PID controller using LABVIEW?
Posted by carlito on 28 January, 2002 - 3:14 pm
implementation of a controller in order to control an engine's speed
2
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why is PLC sensitive to voltage sags?
Posted by srinivas on 28 January, 2002 - 3:12 pm
I want to know why PLC's are sensitive to voltage sags.
2
replies
Mitsubishi A1SJ71UC24-R4 and Intouch?
Posted by Mark Hellyer on 28 January, 2002 - 2:25 pm
Looking for some advice and encouragement on setting up an A1S comms module on RS485, using MELSEC A with InTouch SCADA.
4
replies
syswin v 3.4
Posted by jameswesleyjones on 28 January, 2002 - 2:03 pm
what cables and/or communication boxes do i need to communicate from the rs232c connection on a labtop to the omron c28k plc
2
replies
Magelis units
Posted by uriahl on 28 January, 2002 - 1:57 pm
Where can we get Magelis units repaired?
16
replies
VB OPC client and network
Posted by boki on 28 January, 2002 - 1:48 pm
Using OPCDAAuto.dll to make an OPC-client in VB over LAN
memory checksum of an IEC program in a Quantum
Posted by Jean FARGE on 28 January, 2002 - 1:42 pm
Concept EFB tool kit does not allow reading the checksum of an Quantum IEC program. How can we get a flag when a program change is done ?
2
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Control Software
Posted by alex on 28 January, 2002 - 12:19 pm
Need recommendation for software platform for developing open architecture control software
1
reply
How to find ressources on Embeded systems
Posted by Pierre Desrochers on 28 January, 2002 - 12:07 pm
I wish to make some apps using a SBC. I want to use eVB to acheive this but have some difficulties to find good ressource on "Getting Started" with eVB...
2
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Induction motor speed control
Posted by David Young on 28 January, 2002 - 11:42 am
Need help with a roll-your-own speed control circuit to nearly halve the speed of an Eiki 16mm film projector.
5
replies
Replace cnc with plc
Posted by freq on 28 January, 2002 - 11:40 am
I have experience with many plcs and motor drives. Just got a job working with cnc, and I need some help...
1
reply
Fieldbus Foundation PLC?
Posted by EC-Hector Rodriguez Alvarez on 28 January, 2002 - 11:09 am
Other than SMAR LC700, which PLCs can be used to communicate in Fieldbus Foundation?
1
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valve stem position
Posted by Blunier, Mark on 28 January, 2002 - 11:01 am
Looking for a portable instrument that I can attach to valves so I can feedback signal on valve position...
6
replies
Modbus protocol handler on PC
Posted by Pravin Fatnani on 28 January, 2002 - 9:39 am
We are doing a small automation project with Labview ver 5.1. In this we have to talk to 2 modbus devices - a PID controller and a Mains monitoring device...
2
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How to access IEEE 802.11b for wireless communications
Posted by Walter Gonzalez on 28 January, 2002 - 9:36 am
I was wondering if anyone knows of a good software reference (API) on how to access/program the 802.11b (WiFi) receiver/transmitter which are typically installed on PCs?
3
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Evaluation of Analog Input cards
Posted by Dan B. on 27 January, 2002 - 11:57 am
I have been asked to evaluate two different analog input cards, for a possible cost savings. I need some input on this topic...
1
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field circuit breaker of turbin
Posted by z_control engineer on 27 January, 2002 - 11:51 am
main curcuit brekaer opening time?
1
reply
CHANGIN RELATIONAL EXPRESSION SETTINGS FROM ICS
Posted by MIHIR RAMKRISHNA on 27 January, 2002 - 11:43 am
How can I change relational expression setting from ICS in YOKOGAWA CENTUM CS-2 SYSTEMS?
9
replies
Information on DCS
Posted by Haiman74 on 27 January, 2002 - 11:34 am
Could anyone tell me what is DCS and where can I find more information about DCS... ???
1
reply
Data Logger PC connectivity
Posted by Pralay Desai on 27 January, 2002 - 11:32 am
i would like to connect Data Loggers to PC. which kind of protocol & language i have to use?
9
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Data Monitoring of S7 via MPI or Profibus port
Posted by Hywel Thomas on 27 January, 2002 - 10:12 am
I need to monitor a small amount of data from an S7 CPU316-DP (~8 REAL's @ 2s rate) for loop tuning. The CPU has an MPI port and a Profibus port, and I would like to be able to make selected data from a DB available at a PC over DDE...
2
replies
USB to Profibus Adapter
Posted by Scott Begbie on 26 January, 2002 - 1:42 pm
Does anyone know if it is possible to get a USB to Profibus adapter.
7
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driver for MODBUS PLUS project
Posted by Asim on 26 January, 2002 - 1:29 pm
Humble Help required...(urgently)...I need a driver of MB+ SA85 card for win NT...
3
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Reading iFix historical files
Posted by thomp_01 on 26 January, 2002 - 1:04 pm
I would like to create an application (preferably with Java) that can read the historical files created by iFix v.2.6.
3
replies
Experiences with DL-05
Posted by Edward Ratnam on 25 January, 2002 - 4:50 pm
Can anyone share user's experience with the DL-05 PLC from www.automationdirect.com?
4
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splitting Modbus signals into 2 RS232 interface
Posted by Lala on 25 January, 2002 - 4:48 pm
how to split modbus signal (nonredundant cable) into redundant RS232 interface
2
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Wireless Photocell
Posted by D. Tremblay on 25 January, 2002 - 4:42 pm
Looking for a wireless photocell and for a reception module that can transmit the data to a computer...
1
reply
pH neutralization plant mathematical models
Posted by Chiah on 25 January, 2002 - 3:28 pm
Help needed with final year electrical eng. degree project about pH neutralization plant modelling
6
replies
Loading Modsoft
Posted by cookelec on 25 January, 2002 - 2:46 pm
Modsoft use with windows XP Professional
5
replies
AB Programming through DF1
Posted by Jay Kirsch on 25 January, 2002 - 2:16 pm
I have several AB5-20's and SLC503's on a multidropped telco circuit. Is it possible to program these controllers from the master PC with RSLinx using DF1 protocol ?
Driver for SIMATIC PC
Posted by Zenon Zembaty on 25 January, 2002 - 9:35 am
Looking for driver (Dos or Windows) for Simatic S5 Sinec L2 Communication processor CP5410+ (C79458-L2363-A1)
2
replies
Simatic Step 7 Hardware Catalogue
Posted by Neil Woodman on 25 January, 2002 - 9:33 am
need updated hardware catalogues ne ideas
PLC - OPC Server Communication
Posted by Jose Campos on 25 January, 2002 - 9:25 am
Can an Alarm & Event OPC Server get exceptions thrown by a program running in a PLC?
3
replies
AB Programming through DF1
Posted by Jay Kirsch on 24 January, 2002 - 5:26 pm
I have several AB5-20's and SLC503's on a multidropped telco circuit. Is it possible to program these controllers from the master PC with RSLinx using DF1 protocol ?
Library module E8087.lib for i86 complier
Posted by Dennis Wright on 24 January, 2002 - 3:36 pm
Does anybody have, or know where I can obtain a copy of the library file E8087.LIB for the Intel 8086 complier?
6
replies
Venturi requirements
Posted by Chris George on 24 January, 2002 - 3:29 pm
Straight pipe requirements upstream and downstream...
Westinghouse NL-1030 Wiring diagram
Posted by Yosef Feigenbaum on 24 January, 2002 - 3:27 pm
I would like to get a wiring diagram for a Westinghouse Numalogic 24VDC input module cat. no. NL-1030...
3
replies
E-STOP Push buttons
Posted by Mohan Smith on 24 January, 2002 - 3:25 pm
NFPA Article 13.2.1 indicates that "Emergency stop pushbuttons shall be located at each operator control station." Does this mean that every box any where in the system that has at least (1) button, must also have an E-STOP??
1
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Entertron PLCs
Posted by DW Pearl on 24 January, 2002 - 12:36 pm
I ran into these on the internet, and am intrigued by the flexible I/O mix, reasonable price. Does anyone have any experience with them?
4
replies
Concept programming software for Quantum PLC
Posted by Edwin on 24 January, 2002 - 12:02 pm
Anyone know where I can find a technical /progrmamer manual for the Concept programming language for Quantum PLC's?
The Future of Automation
Posted by Bob Pawley on 24 January, 2002 - 11:44 am
You are working with information. Developing and distributing one piece of information at a time. This volume of work is necessary because automation is still in the Information Age of the Digital Age...
2
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annubar formula
Posted by amoref on 24 January, 2002 - 11:22 am
Can anybody suggest me with a formula to calculate flow from annubar sensor ?
7
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Wireless Connectivity
Posted by Pete Robinson on 24 January, 2002 - 11:05 am
Has anyone tried wireless LAN as a method of programming?
6
replies
Siemens 545 link to PC
Posted by Cyrus Taft on 24 January, 2002 - 10:30 am
Looking for cheap way to move data from PLC to PC...
4
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Time stamp with Modbus
Posted by Cem Kamoy on 24 January, 2002 - 10:29 am
Need info to put time stamp data from an RTU to a scada...
3
replies
S7 Monitoring the battery
Posted by David Cole on 24 January, 2002 - 10:26 am
I'm trying to research whether there is any means within the S7 315DP PLC program to monitor for a dead battery...
Concept -> determine FBI name
Posted by Sergey Chaus on 24 January, 2002 - 10:22 am
How i can do the determination of FBI's uniq number in field of project in Concept 2.2 SR2? This is possible in base or not?
1
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Modbus to Sullair protocol conversion
Posted by Ajay on 24 January, 2002 - 9:24 am
Need help in configuring a controller to talk to three sullair compressors using modbus and supervisor 2 protocol on the compressor side.
5
replies
Software to program a Modicon 884 PLC
Posted by Daniel Jefferies on 23 January, 2002 - 5:08 pm
Anyone know of a software package that I can buy to program a Modicon 884 PLC?
15
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Four receivers from one 4-20mA Loop?
Posted by jcook980 on 23 January, 2002 - 4:53 pm
Need to have four receiving devices driven by a 4-20mA loop. Recommendations on the best way to accomplish this?
14
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How to assign cost to DCS points
Posted by Terry Dixon on 23 January, 2002 - 4:24 pm
How to assign cost to DCS points, if how do you decide how much I/O and blocks are worth in a DCS?
9
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Simple Ethernet I/O needed
Posted by Fluoronator on 23 January, 2002 - 4:11 pm
Need to operate a set of dry contacts from a PC...
3
replies
PLC s ladder diagrams
Posted by John Carter on 23 January, 2002 - 3:38 pm
Help needed in designing a ladder diagam...
17
replies
Control loop for process with very high transportation lag
Posted by Mauro Arecco on 23 January, 2002 - 3:35 pm
I need some information about control loop for process with very high transportation lag...
5
replies
rs232 conn to PC
Posted by PVCInstrument HZ on 23 January, 2002 - 3:26 pm
We have a check weigher in which we have RS 232 port. We want to collect the weight of each bags which is passing through the checkweigher thro' that port...
1
reply
RTD simulator
Posted by Marc Goodwin on 23 January, 2002 - 2:40 pm
Does any one know of a source in Hong Kong for a RTD simulator/emulator? This equipment is needed for calibration activities...
NEUMATIC SYSTEM
Posted by EC-Hector Rodriguez Alvarez on 23 January, 2002 - 2:14 pm
Could a pneumatic valve be affected by being feed by much superior pressures (supplied by a compressor) than their nominal pressure?
Problems with Siemens Softnet S7 funtions for HP-Ux 11.0
Posted by F. Campo on 23 January, 2002 - 10:55 am
HP-UX 11.0 in a HP L1000 machime works with 64 bits. Siemens Softnet S7 functions / HP-UX11.0 only work with 32 bits. How can I solve this problem?
1
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Sensors, encoder and resolver
Posted by Joerg on 23 January, 2002 - 10:52 am
I'm looking for information to the connection with sensors and encoders or resolvers...
1
reply
Saunders valve parts
Posted by Ron McCully on 23 January, 2002 - 10:48 am
I am desperately looking for parts for a Saunders valve. I need a diaphragm for a 18128AG valve immediately...
2
replies
Cimplicity CimEvent object
Posted by sweetysl on 23 January, 2002 - 10:43 am
I'm trying to use the CimEvent object in script of a button object...
3
replies
Rotation questions
Posted by Nijam on 23 January, 2002 - 10:07 am
How can I check and identify the phase rotation (r-y-b) or direction of rotation of load connected motor before connecting the supply?
6
replies
Altitude Gray Code to Binary
Posted by Joe on 23 January, 2002 - 10:00 am
Converting gray to binary
13
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DC Servo motor control circuit-PC based system
Posted by Ashish on 23 January, 2002 - 9:53 am
Need help regarding driver/amplifier circuit on a PC-based project for controlling the 5 DC servo motors built in a robot.
PCS095 and Omron CQM1H
Posted by Goktan Gurcu on 23 January, 2002 - 9:45 am
I want to use my PCS 095 with Omron CQM1H PLC. I look for driver and adapter cable PCS 746 pinout.
11
replies
Protecting S7 blocks
Posted by T.Salminen on 23 January, 2002 - 9:34 am
Can anyone tell me how to know how protect FB:s and FC:s in STEP7.
Of software "issues," warranties, and support..
Posted by Khalid on 22 January, 2002 - 4:59 pm
A good article from the latest Control Solutions magazine: 'Of software "issues," warranties, and support.'
10
replies
Siemens Manuals
Posted by Braem Dave on 22 January, 2002 - 4:56 pm
Can anyone tell me where I can find Manuals of the Siemens PLC : programmable manuals and software manuals
3
replies
PLC-5 Instruction BTW/BTR
Posted by Mike on 22 January, 2002 - 4:33 pm
Just need to understand... What these instructions do.
What's Working in Marketing & e-Business
Posted by Shari Worthington on 22 January, 2002 - 4:20 pm
Telesian Technology's January 2002 report on Marketing & e-Business for the technology and manufacturing markets
AOL in Negotiations to Acquire Red Hat
Posted by Curt Wuollet on 22 January, 2002 - 3:22 pm
A little off-topic but interesting... Thought you guys might like to see this...
7
replies
IEC 1131 Motion Control
Posted by Terry Miller on 22 January, 2002 - 2:52 pm
Does anyone know where I can get information on the "new" IEC Motion Control standards, programming tools, function blocks, etc?
10
replies
Process Specification (was Demarcation (was: STL x Ladder))
Posted by Bruce Durdle on 22 January, 2002 - 1:48 pm
My experience with getting contractors to write functional specs has been quite varied...
1
reply
Metering Mass flow of Polyester resin in a Spray Gun
Posted by Angelo Vadasis on 22 January, 2002 - 1:10 pm
With my pc, I want to control the mass flow of the polyester resin which is mixed in a spray gun with glass fibre...
3
replies
CNC position queries from RS-232?
Posted by Bill Sturm on 22 January, 2002 - 11:41 am
I am generally familiar with inputting a CNC program from a terminal to a Fanuc CNC. What I would like to know is if there is a way to send a command and have the CNC return actual position, target position, velocity, current block...
3
replies
Argh!!!! Winsock
Posted by Dave on 22 January, 2002 - 11:07 am
I think I am missing some reference(s) in VB 6...
1
reply
40Khz Infrared Receivers
Posted by Matthew Von-Maszewski on 22 January, 2002 - 11:05 am
Looking for 3v 40Khz IR receiver...
Metering Mass flow of Polyester resin in a Spray Gun
Posted by Angelo Vadasis on 22 January, 2002 - 10:42 am
I want to controll the mass flow of the polyester resin which is mixed in a spray gun with glass fibre. I want to controll it with my Pc...
1
reply
CNC, RTLinux and PLC
Posted by Peter Wurmsdobler on 22 January, 2002 - 9:53 am
Stephan, you may want to take a look at a paper by Yvonne Wagner from EMCO Mair GesmbH ...
5
replies
PLC code generator
Posted by Mohammed Rahman Aerotech Inc on 22 January, 2002 - 9:43 am
Need soft PLC code generator (ladder logic, structured text, flow chart etc) for PC and interpreter written in C.
3
replies
serial port to communicate with an S7-200 PLC
Posted by Tung on 22 January, 2002 - 9:20 am
How to use serial port of a Dell Latitute notebook to communicate with an S7-200 PLC?
2
replies
HMI Alarms sent to Group of MobilePhones via SMS
Posted by S.Sivasekar on 22 January, 2002 - 9:14 am
I've a requirement to send my HMI alarm messages to a group of users thru SMS. Any suggestion for the SMS Gateway to handle two way communication and action?
3
replies
PLC s ladder diagrams
Posted by John Carter on 22 January, 2002 - 9:11 am
Help needed in designing a ladder diagam...
9
replies
PH Problems
Posted by Alex on 22 January, 2002 - 9:10 am
Erroneous readings from PH probes in a plastic tank...
2
replies
Elsag Bailey PLC
Posted by Luciano Cardoso Vasconcelos on 22 January, 2002 - 9:08 am
I tried to find manuals about Elsag Bailey PLCs Manuals . Somebody knows where to find materials about that ?