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Old 07-27-2012, 06:47 AM
Matthias Gross Matthias Gross is offline
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Location: Germany - Kaiserslautern
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Hello,

I am the owner of GHL/ProfiLux and the main developer of the firmware, I've been working on the firmware now for about 14 years. I think I now every bit and byte of the firmware.

A few ProfiLux users pointed me to this thread, or better to this Anti-ProfiLux campaign.

Usually we don't comment every post about our products, but this case needs some clarification. The only aim of this thread is to damage the reputation of our products. We understand that someone gets angry and disappointed when he had losses and that he needs someone he can blame for it and we really feel sorry for what has happened.

BUT: I have to state clearly that GHL (or the ProfiLux-products) is not responsible for this problems!

To have dozens of power-cuts in a few days is not a normal operating condition - most electric devices would have problems with this! Had the electricity supplier also been blamed for the problems which happened? Is it wise to leave a tank without any personal supervision? Every technology can fail, failures can be caused by powercuts, surges, water in the device (which happens very often!) or just bad settings or a snake sitting in the floater.

This happened:
- the setting for the max. on-time for the ATO was not adequate for this system - 20 minutes are way too much!
- the tank has been too long without someone looking after it (when I am out of town I have always someone who is looking daily after everything in the house, I am sure most people do the same)

If power-cuts are "normal" in this area a UPS is a must-have.

Talking about the firmware
Yes, the error is reset after a power-cycle. Most users wanted exactly this behaviour for many reasonable reasons. No, I don't make here now a list of this reasons or start another discussion about this function. If interested in this topic than visit our forum http://forum.aquariumcomputer.com/forum.php
The time-out function has been working in this way for 14 years now - never ever anyone had a problem with it, and we are talking about some thousand ProfiLux users.

What will GHL learn from this?
1. we added more warnings and security hints in our manuals, like "don't leave your tank alone too long" and we mentioned it clearer in bold letters that error states are reset after a power-cut
2. I consider to make this behaviour - reset error after powercycle - adjustable



Again, we are very sorry hearing that this happened to one of our customers. But we have to refuse the responsibility for this.
However, if we can help you with some discounts or products for free then send me an email, I will see what we can do.

PS:
The warranty period starts with selling the product to the end customer and not when the customer decides to use a product. How will a manufacturer know when the customer really started to use a product? I think this common and normal for every product you can buy and nothing special for GHL products. Or does Samsung replace you a TV-set after 4 years when you state that you didn't use it the first 3 years? I don't think so.
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