Equipment and Calibration

Equipment Entry

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Rec No.	Date	Loc From	Title	Loc To	Notes
3092	2017-09-26	East End-Temp2 Multiplexer Thermocouples	Removed	Lab none	Brought back to the lab with the decommissioning of the East End closed canopy temporary tower 2
2864	2017-06-14	Lab none	Installed	East End-Temp2 Multiplexer Thermocouples	Installed on the East End Temporary Tower #2 Closed Canpoy location with the initial tower set up.
2631	2017-02-24	Factory	Returned	Lab none	Returned from Campbell after repair for: 12V screw terminal damage, internal thermistor damage. Campbell says: Able to verify customer problem. Replaced terminal connector (P22C) 12V connector. Replaced internal thermistor (Z16) due to leads being broken off. Bench tested unit, calibrated unit with documentation, final tested to verify correct operation.
2632	2017-02-21	Factory	Calibration	Factory	Calibrated by Campbell. Good for two years.
1939	2015-09-08	Lab none	Maintenance	Lab none	I took this multiplexer apart and cleaned it. Some of the screw terminals were tough to turn - I sprayed them with WD40. There was a little bit of corrosion on and near the 12V terminal.
1850	2015-05-12	Sherman Island Multiplexer Thermocouple	Removed	Lab none	Removed with the decommissioning of the Sherman Cow Pasture site.
37	2010-02-05	Sherman Island Multiplexer Thermocouple	Location	Sherman Island Multiplexer Thermocouple	Currently connected to the met CR10X sn47253 at Sherman. mostly soil temeraptures.