from the Automation department...Two 4-20mA signals from a single 4-20mA signal
Looking for a cheap device that can re-transmit a single 4-20mA signal to two 4-20mA signals. Something like a repeater device that can split the 4-20mA signal into 2 streams without signal degradation.
By g mcewan on 16 January, 2013 - 9:55 am -
try www.westermo.com or www.moxa.com or search westermo MD11 they do several devices/repeaters with...
from the Forum department...Looking for Water SCADA System Integrator
Looking for system integrators in Water/Waste Water SCADA in India
> I am from an EPC company in Qatar, looking for a system integrator for > Water/Waste water...
from the Forum department...Orifice sizing software
Looking for Orifice sizing software.
from the Forum department...OPC addressing
How to read OPC data in a stand-alone application?
By wbijlsma on 10 January, 2013 - 7:40 pm -
I was hoping you would be able to help me out. I need to connect a WinCC MP277 10" touch...
from the Redirection Manager Configuration department...Honeywell Redirection Manager
Configuring Redirection Manager(Honeywell)
from the Forum department...Fatek PLC & citect communication
Fatek PLC & citect communication
By Eng Hesham on 9 January, 2013 - 9:38 am -
Ok you can make a good communication between Fatek PLC and Scada System (DAQFACTORY). the plc...
from the Forum department...OSHA safety inspection
Working with OSHA inspectors.
By Richard Harris on 8 January, 2013 - 6:43 pm -
Interestingly, OSHA rarely just stops by. While they always arrive unannounced, they are usually...
By Curt Wuollet on 8 January, 2013 - 2:55 pm -
That they are grounded correctly would be the best. Depending on where you are this could include...
By Bob Peterson on 8 January, 2013 - 12:39 pm -
Q: If OSHA visits, what information is appropriate to show that my machines are guarded correctly? ...
from the Forum department...modbus implementation using vhdl
Can modbus be efficiently developed using vhdl
> am having sparten 3 and vertex II pro. how to configure slaves if i consider > fpga as...
By sookshma Adiga on 26 December, 2012 - 11:52 pm -
Thank you for the reply.. am having sparten 3 and vertex II pro. how to configure slaves if i...
> is it possible to use FPGA as master for Modbus protocol? The short answer is Yes - It is...
By sookshma Adiga on 6 December, 2012 - 11:49 pm -
hello, is it possible to use FPGA as master for Modbus protocol? if you have done it can you plz...
from the Instru department...Pump logics
Why should there be a pump trip logic on level low?
By Chandani on 1 January, 2013 - 1:42 am -
Respected sir If the discharge valve is open then is their chance of...
from the Automation List department...Ethernet support for a Static IP Router
Looking for manufacturer of a 4-port Ethernet device that supports static IP routing.
By CuriousOne on 29 December, 2012 - 1:02 am -
One can purchase used Cisco routers/switches via the internet for under 50 dollar US. cisco 2950...
from the Forum department...Foxboro I/A-Protocol Stack
Communication Protocols between Foxboro Control Processor and Application Processor
from the Instrumentation & Control department...ISO mode safe minimum load
What would be safe minimum load when unit on "ISO" mode?
Brukamdo, If more than one governor on a grid is in Isochronous mode then one of two things has...
By Brukamdo on 15 December, 2012 - 4:34 am -
Sorry to jump to the topic, It might be at your site has more than one unit of turbine and all...
from the Automation List department...Android in Automation
Using Android as an HMI application
By Steinhoff on 16 December, 2012 - 4:14 am -
> I agree Armin, but Android is really just a brand. There is no reason an "Automation...
By Curt Wuollet on 15 December, 2012 - 1:22 pm -
I agree Armin, but Android is really just a brand. There is no reason an "Automation...
By Curt Wuollet on 15 December, 2012 - 1:07 pm -
No, it's nothing personal Dave, I just call em as I see em. And it's a good thing to have several...
By Curt Wuollet on 15 December, 2012 - 10:54 am -
I've had a Raspberry Pi running for a couple months now. It's not too appealing as a development...
By Steinhoff on 15 December, 2012 - 10:27 am -
> i agree with you that such small mobile devices will be used in automation and that a sort of...
> A week ago i ordered a http://www.raspberrypi.org/ > and will do experiments with our...
By David Ferguson on 15 December, 2012 - 9:01 am -
Curt You seam to think I am against this change. Not at all.......never have been. What I have...
By pvbrowser on 15 December, 2012 - 3:07 am -
Hi Curt, i agree with you that such small mobile devices will be used in automation and that a...
By Curt Wuollet on 14 December, 2012 - 1:27 am -
Hi Dave Nothing to see here, move along! Even if you choose to ignore it, change is afoot. Even...
By David Ferguson on 13 December, 2012 - 7:10 pm -
I forgot and if it makes you feel better Curt.....my entire control network infrastructure is built...
By David Ferguson on 13 December, 2012 - 5:43 pm -
And your point Curt? What does this have to do with an office / corporate / plant floor...
By Curt Wuollet on 13 December, 2012 - 11:22 am -
For the Doubters: ...
By Curt Wuollet on 1 December, 2012 - 9:10 pm -
Yeah, there's a lot of potential in this cutting edge silicon. I packs a lot into a single chip and...
By Nathan Boeger on 1 December, 2012 - 2:08 am -
Yes, it's happening. Check out the "CuBox" that is 2"x2"x2" and runs...
By Curt Wuollet on 29 November, 2012 - 5:40 pm -
I would think it more accurate to say that it requires care from the outset to achieve it and it is...
from the Forum department...Iconics Triggering Stored Procedure
I need to get Iconnics to execute an oracle stored procedure when a PLC bit goes high.
from the operations department...flow mesurement for viscous materials
flow measurement by using ultrasonic flow meter.
By John Catch on 10 December, 2012 - 1:04 pm -
You might try: Max Machinery (www.maxmachinery.com). They offer a number of PD (Positive...
By Wahyudi on 10 December, 2012 - 2:52 am -
Why don't try Coriolis Type for these measurements? Viscous material you mean is fuel / light oil?...
from the Liquid metal department...Measuring VERY hot liquid flow
Trying to find a flowmeter to measure 530oC liquid.
from the Programming department...Tatsuno Pump Protocol
By T.G. on 7 December, 2012 - 3:20 am -
Hi, I am a lecturer in a university in thailand. I have plan to motivate my student to do...
from the Automation List department...Oxidation of Relay Contacts
What is Oxidation of relay contacts and what can be done to prevent it ??
I guess this is an old post but I'll throw in my 2 cents worth anyway. We had similar problems with...
By Tony Stewart on 30 November, 2012 - 11:23 am -
> What is Oxidation of relay contacts and what can be done to prevent it ?? For both relay...
from the flow control department...flow splitter for coriolis flow meter
Why do some companies use the double tube concept in the coriolis meter construction and almost no company that produce single tube coriolis flow meter?
from the Automation List department...Volt-free contact, dry contact, wet contact, proximity contact!!??
Can someone help me to explain the meaning of volt-free contact, dry contact, wet contact and proximity contact?
By Gordon John Hinds on 30 November, 2012 - 11:53 pm -
Capacitive proximity switches have not been mentioned. they are true proximity switches which...
from the EE department...120/208V or 277/480V.... huh?
what does it mean when something is rated 120/208V or 277/480V? What do the two numbers mean?
By Steve Myres on 30 November, 2012 - 11:58 am -
"You are correct ONLY if it is a pure resistive load... P = E * I and for this case you use...
By kenny on 29 November, 2012 - 2:59 pm -
> Excellent answer, if by "heater" you mean "motor". Actual...
from the Forum department...Using Modbus over Ethernet to connect a weigh scale
Using MODBUS on RS 232 to connect a weigh scale to a PC
Hi, Hemal, Can you please elaborate in more detail? so that I can help you. You are the...
from the Forum department...What is needed to measure: gauge pressure or absolute pressure
For measuring hydraulic pressure of a high pressure pump, what do i need to measure: absolute or gauge pressure?
By jeffa on 29 November, 2012 - 1:37 pm -
Depends on what you call high pressure. most commercial equipment (excavators, cranes, winches...
from the Forum department...Measuring weight from Hydraulic Pressure
I need to measure weight of the steel coil from the hydraulic pressure when lifted up
By jeffa on 29 November, 2012 - 1:23 pm -
Depends how accurate you require to weigh, if for weights and measures, fit load cell and print out...
Computer Science is merely the post-Turing decline in formal systems