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I have a brand new oxygen card and sensor installed in my P4. The sensor has not pick up any measurement. I can not find much information about this sensor. Please help. Thanks

I placed a P4 Ultimate set along with few other accessories from the GHL USA website in August. When the order arrived everything was the box except for the PAB bar. I called GHL right away and...

Can the P4 control the AI nero 5 wave maker? Thanks.

Hello..my P4 graphs are about 8 hours behind. Please help with the settings.

Thanks for replying. I do not have a power bar at the moment. Please find the 2 screen shots below.

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I have a planted tank. I current set up the P4. Since the beginning, the pH reading will go up when the CO2 is in use and when the C02 is off the pH reading will be lower. We're talking about .5...

Hello,
i just got the P4 with the touch display. One issue with the graphs displaying on the touch:
1. temperature is showing in Celsius but I have its set up as Fahrenheit in the P4

Long...

I'm having a hard time setting up my new P4 in GCC. Mind you,I do not have the PAB 5.1 yet. The P4 does not show under device. I think it has something todo with the USBcom driver. it won't...