Equipment and Calibration History

History for YSI EXO Turbidity 24F102410

Rec No.DateLoc FromTitleLoc ToNotes
7145 2025-02-27 Lab none Calibration Lab none Turbidity (FNU), Last cal: 2024-10-22
EXO sn 23H107001
EXO/Sensor Firmware: 1.0.86/3.0.5
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-0.04 FNU,0.00 FNU,0.00 FNU,23.311 °C
Pt2,124.00 FNU,114.35 FNU,124.01 FNU,0.00 FNU,23.413 °C
Pt3,1010.00 FNU, 931.74 FNU, 1009.99 FNU, 0.00 FNU, 23.782 °C
Note: Much larger offset for 1010 FNU point that we have seen before, brand new cal solutions
7141 2025-02-18 Gilbert Tract Turbidity Removed Lab none Removed from the GT channel and brought back to the lab for routine calibration
6942 2024-10-23 Lab none Installed Gilbert Tract Turbidity Installed in the GT channel after calibration
7042 2024-10-22 Lab none Calibration Lab none Turbidity (FNU), Last cal: 2024-07-25
EXO sn 23H107001
EXO/Sensor Firmware: 1.0.86/3.0.5
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-0.06 FNU,0.00 FNU,0.00 FNU,23.324 °C
Pt2,124.00 FNU,123.12 FNU,124.00 FNU,0.00 FNU,22.559 °C
Pt3,1010.00 FNU, 1004.19 FNU, 1010.01 FNU, 0.00 FNU, 22.612 °C
Note:
6926 2024-10-17 Gilbert Tract Turbidity Removed Lab none Removed from GT channel and brought back to the lab for calibration
6826 2024-08-16 Lab none Installed Gilbert Tract Turbidity Installed with EXO3s in Gilbert Tract channel, co-located with the ADCP and channel miniDOT
7049 2024-07-25 Lab none Calibration Lab none Turbidity (FNU), Last cal:
EXO sn 23H107001
EXO/Sensor Firmware: 1.0.86/3.0.5
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-0.04 FNU,0.00 FNU,0.00 FNU,23.318 °C
Pt2,124.00 FNU,131.81 FNU,124.00 FNU,0.00 FNU,23.157 °C
Pt3,1010.00 FNU,983.43 FNU,1010.01 FNU,0.00 FNU,23.294 °C
Note: First calibration on new sensor.