Optex DOS-20 - 9 Calibration; Preparation

Calibration
21
Perform calibration before using the sensor or after cleaning.
Prepare a sensor cap and calibration container.
Also, prepare the necessary calibration solution for your calibration needs.
To calibrate SC-U1, press
.
Clean the sensor unit and the measurement area thoroughly
to completely remove all moisture.
Remove the calibration container’s
storage cap, and replace it with the
calibration cap (a cap that allows
ventilation).
Allow the sensor and the calibration water to acclimate to
room temperature for approximately 30 minutes.
1
2
3
Calibration cap Storage cap
9
Calibration
Preparation
Caution
・
Pressing automatically retains the measurement value.
・
Only dissolved oxygen concentration can be calibrated. If the
dissolved oxygen concentration is not set in the displayed item,
calibration cannot be performed. The dissolved oxygen saturation
and oxygen partial pressure are automatically calculated according
to the calibrated dissolved oxygen concentration.