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Ok, I will try to reset them to factory calibration. Thank you, Carolin:D

Yes, temp No.2 is connected on an expansion box. I will set them both to factory calibration and try to swap them, and let's see.:)
Thank you for your advice, my friend!

HI,

I bought 2 GHL temperature probes from HK, both were brand new. After connecting to PL, I found the readings had huge difference in the same tank similar positions. In the beginning one is...

HI, friends!

I am new comer for GHL products. I have 4 mitras simu led sticks, each 55cm with red/blue/green/white color, for a 1500*600*600mm tank. The simu sticks work with 14000K halide lamps....

Thanks everyone, problem is solved. With the help of a local PL user, I've updated the FW version to 6.02 with the flasher tool.
BTW, the 6.02 PLC & PL FW run perfectly, the connection problems (lan...

Similar problem also happens to me. It is suggested a fixed IP address is necessary. Shall we try.

Thank you for reminding, I've just noticed V6.02 is released! I'll try tonight.

Thank you very much for your detailed suggestions! Glad to see friends from HK here.:o

Regarding FW update to 6.01, I wonder whether you have succeeded at last after the errors and resets --hope...

Thank you for quick reply, Carolin. I will try the flasher tool.
I've read the USB connection thread and followed every point, so that the connection is available, but still I can not obtain stable...

HI,

I am a Profilux 3.1N ex user in China mainland. My PL has connection problems for several weeks. Even today, when I was about to update firmware version from 5.16 to 5.17, further problem...