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LabView/Signal Express Logging Project Setup (Open Collector/Pulse)
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IT & Programming > Other IT & Programming

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Jan 22, 2013
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  • Posted: Thu, Jan 17, 2013
  • Time Left: Closed
  • Location: Anywhere
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  • Start: Immediately
  • Budget: Less than $500
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For this project, we have the following DAQ hardware from National Instruments:

1x NI cDAQ-9188 CompactDAQ 8-Slot Ethernet Chassis
1x NI 9426 32-Channel, 24 V, 7 Ás Sourcing Digital Input Module

We are also using a couple of other Thermocouple Input Modules and Analog Input Modules for things unrelated to this project. We are using LabView Signal Express for logging and everything works fine (altough the person who set it up is no longer available).

We have connected 24 flow sensors with an open collector input. We have 263 pulses per liter, so we can count the 0 and 1 and see how many pulses we have in 1 minute to get to the flow rate.

Here is the data sheet for the flow sensors:
  [obscured]  /PDF/FS-4400H-Spec.pdf

But since the NI9426 doesn't allow pulse counting, we have to do that manually outside of Signal Express, from a log (we do not require real-time data, although that would be optimal if we could make the choice).

We are now looking to automate the task of logging...

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Desired Skills
LabVIEW
Job ID: 36931716
Proposals
Avg $ | High $ | Low $ — Show Pricing
  • Submit Date (Latest)

 Romania  |  
I have good experience in Labview and very good programming skils. So don't waste time, contact me & start working.
3
  |  
 4.8   |  $250 Earnings   |  1 Jobs
Bid ID: 37017487  |  Submitted: Jan 20, 2013 02:45 ET 
Proposal SEALED

 Serbia  |  
LabView Engineer
Skills: labview
1
  |  
 0.0   |  $0 Earnings   |  0 Jobs
Bid ID: 36975021  |  Submitted: Jan 18, 2013 08:48 ET 
Proposal SEALED

Nenad Markovic      
Nenad Markovic's identity has been verified.  Learn More
 Serbia  |  
Electronic Engineer with more than three years experience working in highly respected company SENIS AG. Designed complete hardware and software for...
6
  |  
 5.0   |  $1,637 Earnings   |  7 Jobs
Bid ID: 36972304  |  Submitted: Jan 18, 2013 06:58 ET 
Proposal SEALED

 Israel  |  
INVITED
Image and video processing - OpenCV,CUDA,OpenCL - implementation of algorithms- > 3D medical image reconstruction (MRI,CT), image enhancement,...
2
  |  
 0.0   |  Private   |  1 Jobs
Bid ID: 36947853  |  Submitted: Jan 17, 2013 12:35 ET 
Proposal SEALED
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