In-Situ Aqua TROLL 400 Operators Manual - Manual (Page 30)

800-446-1500 30 www.in-situ.com
pH/ORP Calibration
1. Fill the calibration cup to the fill line with approximately 130 mL of the desired pH or
ORP calibration solution.
2. Place the calibration cap on the instrument slightly above the restrictor, and place
the instrument in the solution taking care to not force the solution out the top of the
calibration cup.
3. In Win-Situ 5 Software, select the pH/ORP sensor.
4. Click the Calibrate button in the left corner of the screen.