YSI 2900 - Page 65

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Feed Pump line
Touch the Feed Pump Line [None] button and select the 2960 feed pump output line that your external feed pump is
connected to.
The default feed pump output is Active High (+5V). Touch the Feed Pump Line [High] button to change it to [Low] if your
feed pump requires an Active Low signal (0V) to turn on.
Touch [Save] to save changes and return to the Edit Chamber 1 screen.