This video will show you how to program your Aquatrol NX Controller as a timer. This programming setup fits the following valve models as a Single Unit System:

AQT-275S-NX
AQT-285S-NX
AQT-290S-NX
AQT-315S-NX
AQT-385S-NX
AQT-390S-NX

The timer regeneration mode allows your system to regenerate at the exact day and hour you programmed the valve.

For more details about your valve, check the installation manual. You can download it here:

https://aquatroltech.com/dl/manuals/AQT-NX_Manual.pdf