01/02/2021 Fidas PM Monitor was showing a calibration alarm on arrival to do the LSO service. Could not resolve, raised a callout

04/02/2021 Acoem Engineer has removed the Fidas back to ACoem.( Possible flow sensor failure)

For more details See Engineers Report

https://github.com/urbanobservatory/deployments/blob/master/Precision%20Station%20Reports/TYNE_BRIDGE/MB04022021_Newcastle%20Uni__Tyne%20Bridge_Callout_Fidas%20readings.xlsx

19/02/2021 Engineers Diagnostic report  indicates failed Flow Meter assembly

https://github.com/urbanobservatory/deployments/blob/master/Precision%20Station%20Reports/TYNE_BRIDGE/DA190221_Newcastle_TyneBride_200_Lab.xlsx

22/03/2021 12:50 - 14:15 Fidas PM Analyser re-installed by Acoem engineer.

See engineer report for details

https://github.com/urbanobservatory/deployments/blob/master/Precision%20Station%20Reports/TYNE_BRIDGE/MB22032021_Newcastle%20Uni_Tyne%20Bridge_Commissioning_Fidas.xlsx

PM Data will be missing during this period.