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Message ID: 352     Entry time: Monday, March 13, 2017, 15:34
Author: Anders Mjos 
Target Material: Ta 
Target Oven W.O#: 41790-4 
Source: LP-SIS 
Status: Done 
Subject: Conditioning Ta#51 

Target container wrapped in 3x heat shield foils and installed by JW

 Monday, March 13, 2017, 15:33: Opened water for HS. Vacuum stable at IG1 1E-6 T 

Monday, March 13, 2017, 15:48: TGHT / TBHT to 30 / 15 A.

Monday, March 13, 2017, 15:54: Started auto-ramping to TGHT / TBHT 150 / 75 A at 1 / 0.5 A/min. Good/bad vacuum 3 / 4 E-5 Torr


Tuesday, March 14, 2017, 08:23: Continue auto-ramping to TGHT / TBHT 300 / 150 A. Vacuum stable at IG1 2.3E-7 T 

Tuesday, March 14, 2017, 11:18: Continue auto-ramping to TGHT / TBHT 350 / 200 A. Vacuum stable at IG1 3.8E-7 T 


Wednesday, March 15, 2017, 08:31: Continue auto-ramping to TGHT 375. Vacuum stable at IG1 2.5E-7 T. Omega at 1500 C

Wednesday, March 15, 2017, 16:34: Continue auto-ramping to TGHT 500. Vacuum increased to IG1 5.5E-7 T. Omega at 1887 C


Thursday, March 16, 2017, 08:34: Continue auto-ramping to TGHT 520. Vacuum increased to IG1 3.3E-7 T. Omega at 1888 C

Thursday, March 16, 2017, 08:48: TGHT at 521 A 8.99 V. Omega at 1899 C


Friday, March 17, 2017, 08:25: TGHT at 521 A 8.88 V. Omega at 1886 C. Vacuum IG1 2.5E-7 Torr

Ramping down


Wednesday, March 22, 2017, 08:42: Turbo pump stopped

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