Equipment and Calibration

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Equipment Entry

Instrument:Fluorometer
Manufacture:YSI
Model No:EXO Turbidity
Serial No:22E106072
Tag No:
Acquisition Date:2022-06-07
Project:Ducks-Hill Slough
Location on 2024-10-24:Hill Slough,
Notes:

Documents

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History

Rec No.DateLoc FromTitleLoc ToNotes
6961 2024-10-24 Lab none Installed Hill Slough Turbidity Installed in the HS channel after calibration
7040 2024-10-22 Lab none Calibration Lab none Turbidity (FNU), Last cal: 2024-07-21
EXO sn 22C103416
EXO/Sensor Firmware: 1.0.86/3.0.4
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,0.33 FNU,0.00 FNU,0.00 FNU,23.484 °C
Pt2,124.00 FNU,140.26 FNU,124.00 FNU,0.00 FNU,22.445 °C
Pt3,1010.00 FNU, 1133.83 FNU, 1010.01 FNU, 0.00 FNU, 22.568 °C
Note:
6934 2024-10-17 Hill Slough Turbidity Removed Lab none Removed from the Hill Slough channel and brought back to the lab for routine calibration
6776 2024-07-23 Lab none Installed Hill Slough Turbidity Installed in the Hill Slough channel after calibration. Sonde is in the air during low tide.
6787 2024-07-21 Lab none Calibration Lab none Turbidity (FNU), Last cal: 2024-04-08
EXO sn 22C103416
EXO/Sensor Firmware: 1.0.86/3.0.4
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-1.05 FNU,0.00 FNU,0.00 FNU,21.060 °C
Pt2,124.00 FNU,116.00 FNU,124.00 FNU,0.00 FNU,21.062 °C
Pt3,1010.00 FNU, 926.15 FNU, 1009.99 FNU, 0.00 FNU, 21.104 °C
Note: 0 FNU point done with MQ water (stored in plastic bottle at room temeprature since 2024-02-01)
6765 2024-07-16 Hill Slough Turbidity Removed Lab none Removed from the HS channel and brought back to the lab for routine calibration
6648 2024-04-10 Lab none Installed Hill Slough Turbidity Reinstalled at the HS channel after regular lab cleaning and calibration
6696 2024-04-08 Lab none Calibration Lab none Turbidity (FNU), Last cal: 2024-01-22
EXO sn 22C103416
EXO/Sensor Firmware: 1.0.86/3.0.4
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-2.02 FNU,0.00 FNU,0.00 FNU,22.248 °C
Pt2,124.00 FNU,122.66 FNU,124.00 FNU,0.00 FNU,21.856 °C
Pt3,1010.00 FNU, 1024.22 FNU, 1010.01 FNU, 0.00 FNU, 21.956 °C
Note: 0 FNU point done with MQ water (stored in plastic bottle at room temeprature since 2024-02-01). I also tested it with DI water from the lab tap; pre-cal value was -2.14 FNU, almost the same as the MQ water. In the future I think using DI water from the lab tap is good enough for the calibration.
6640 2024-04-04 Hill Slough Turbidity Removed Lab none Removed from the Hill Slough channel and brought back to the lab for calibration (and to install the new auto wiper that arrived)
6618 2024-01-25 Lab none Installed Hill Slough Turbidity Installed in the Hill Slough channel after calibration
6548 2024-01-22 Lab none Calibration Lab none Turbidity (FNU), Last cal: 2023-10-16
EXO sn 22C103416
EXO/Sensor Firmware: 1.0.86/3.0.4
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,3.85 FNU,0.00 FNU,0.00 FNU,21.571 °C
Pt2,124.00 FNU,122.47 FNU,124.00 FNU,0.00 FNU,20.745 °C
Pt3,1010.00 FNU, 959.99 FNU, 1010.00 FNU, 0.00 FNU, 20.651 °C
Note: Used the lab's DI water for zero point for this and previous calibrations. I'll try to get some miliQ water for future calibrations since this zero point had a larger than usual offset. Probably doesn't affect our data too much since our turbidity is usually >50 FNU.
6543 2024-01-18 Hill Slough Turbidity Removed Lab none Removed from HS channel and brought back to the lab for routine calibration
6447 2023-10-18 Lab none Installed Hill Slough Turbidity Installed in the Hill Slough channel after calibration in the lab. The whole sonde was raised about 20cm to keep it out of the mud.
6438 2023-10-11 Hill Slough Turbidity Removed Lab none Removed for inspection in the lab because turbidy/fDOM/ph/ORP look weird
6391 2023-08-24 Lab none Installed Hill Slough Turbidity Reinstalled after quarterly cleaning and calibration
6375 2023-08-17 Lab none Calibration Lab none Turbidity (FNU), Last cal: 5/5/2023 13:43:44
EXO sn 22C103416
EXO/Sensor Firmware: 1.0.86/3.0.4
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-0.44 FNU,0.00 FNU,0.00 FNU,24.534 °C
Pt2,124.00 FNU,124.94 FNU,124.00 FNU,0.00 FNU,23.738 °C
Pt3,1010.00 FNU, 1017.94 FNU, 1010.00 FNU, 0.00 FNU, 23.875 °C
Note: 0 point was not steady until checked for and wiped off small bubbles from sensor face
6367 2023-05-09 Lab none Installed Hill Slough Turbidity Installed in the channel at Hill Slough (same height as before) after calibration
6276 2023-04-25 Hill Slough Turbidity Removed Lab none Removed from HS channel for routine calibration
6152 2023-01-06 Lab none Installed Hill Slough Turbidity Installed in the channel at Hill Slough (same height as before) after calibrating in the lab yesterday.
6147 2023-01-03 Hill Slough Turbidity Removed Lab none Removed from Hill Slough channel and brought back to the lab for calibration.
6013 2022-09-29 Lab none Installed Hill Slough Turbidity Channel Installed as part of the EXO2 sonde in the channel at Hill Slough.
6055 2022-09-23 Lab none Calibration Lab none Turbidity (FNU), Last cal: Unknown
EXO sn 22C103416
EXO/Sensor Firmware: 1.0.86/3.0.4
,Standard,PreCal,PostCal,RawValue,Temp
Pt1,0.00 FNU,-0.19 FNU,0.00 FNU,0.00 FNU,24.000 °C
Pt2,124.00 FNU,124.85 FNU,124.00 FNU,0.00 FNU,24.000 °C
6010 2022-09-16 Hill Slough Turbidity Channel Removed Lab none Removed as part of the EXO2 sonde deployed in the channel at HS. Brought back to the lab for cleaning and calibration.
6007 2022-07-13 Lab none Installed Hill Slough Turbidity Channel Installed as part of the EXO2 sonde at HS in the channel off of the boardwalk, about 30m east of the tower.