Equipment and Calibration History

History for Forerunner-Eosense GP-001 GP20140021

Rec No.	Date	Loc From	Title	Loc To	Notes
2806	2017-05-31	Factory	Disposed	Disposed	Disposed of at Eosense factory because it was not repairable
2667	2017-03-20	Lab none	Shipped	Factory	Sent to Eosense for evaluation. Bad readings after a total 276 days in use.
2640	2017-02-22	Lab none	Calibration	Lab none	y = 13.36*x The probe was tested against a new probe with decreasing CO2 from 2.4% to zero. This probe read significantly lower than the standard probe and showed some lag at higher change rates.
2120	2015-12-08	East End CO2 probe	Removed	Lab none	This 4% CO2 probe was removed from East End. It was replaced by an 8% probe sn GP20150109
1902	2015-06-25	Lab none	Installed	East End CO2 probe	Installed this 4% probe at East End due to replaced 2% probe sn GP20140011.
1672	2015-01-20	West Pond CO2 Probe B	Removed	Lab none	Removed from West Pond. Replaced by sn GP20140022 that now has a copper mesh.
1580	2014-10-02	Lab none	Installed	West Pond CO2 Probe B	Installed at West Pond to replace the current 2% probe sn GP20140009.