Equipment and Calibration History

History for Vaisala HMP155 S3420870

Rec No.	Date	Loc From	Title	Loc To	Notes
5239	2021-04-15	Lab none	Installed	Bouldin Alfalfa RH & Temp	Installed on the BA tower after reconnecting sensor to cable screw terminals in the lab. The collar has a metal set screw.
5235	2021-04-13	Lab none	Repair	Lab none	Reconnected loose wires on cable to connector. The connector has tiny screw terminals, so it was pretty convenient; no soldering needed. Ran for 10 minutes in the lab and values were reasonable.
5232	2021-03-30	Bouldin Alfalfa RH & Temp	Removed	Lab none	Removed from BA and brought back to the lab for repair. This sensor had fallen to the ground. The cable head needs rewiring.
5215	2021-03-16	Lab none	Installed	Bouldin Alfalfa RH & Temp	Installed at BA to replace sn G4540021, which was brought back to the lab for testing.