PAR measurement

Jacob Sellers

New member
Does the Profilux have the ability to display and track PAR readings, or stated differently can a PAR meter be connected to the Profilux to perform this task? I read in some old posting that this may be possible. Thanks.
 
You would need to use the PLM-ADIn for this at present, I think Luisago did this.

Once the LED lamp is launched this will be something I personally am looking into getting implemented as a GHL accessory, the hold up is finding a good submersible one, no point in having one above the water line.
 
You would need to use the PLM-ADIn for this at present, I think Luisago did this.

Once the LED lamp is launched this will be something I personally am looking into getting implemented as a GHL accessory, the hold up is finding a good submersible one, no point in having one above the water line.

Sounds like a great idea! It just gets better and better :)
 
Yes, I did this.

I believed I brought the SQ-225 electric, 5V version.

I used one of the ProfiLux output 0-10v and set it maxed at 5.1 volt.
By sending 5.1v, i was able to power the Par sensor with no problem.

Note: Do not exceed the 5.1v to power it up, you will destroy the sensor.

You also need to set the range for the par sensor to 5000 par for 10v, so you can read correctly at 0-5v.


FYI, I requested this board, and GHL came through with it, now that is service.
 
Matthias very kindly looked into developing a water proof PAR sensor for GHL. Sadly cost has put this on the back burning for now.

To use an industry leading sensor (which is all GHL would use) that is also certified for accuracy by the national insitute laboratories in the UK would cost just on $1000 to bring to market!!

why use such a high profile sensor? - To be honest the is very little on the market that fills this gap and GHL would not want to put a unit that is questionable in accuracy out there, not when people will be relying on such a feature to determine coral pacement/depth.

Would anyone pay this $1000 for a sensor? I think the answer is in the question.

So for now we will have to hope prices comes down in future, but I will still keep looking for an equal quality sensor at a more affordable price.

I just wanted to relay that it was looked into and why it is not at this time being implemented.
 
If there is enough interest and by that I mean at least 30 plus people GHL would look into implementing software updates so people can DIY there own sensor.
 
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