Cryo-Unit #2 Test
2012/3/13-
Reference: CryoUnit #1 2012/3/1 run's log
Reference: CryoUnit #1 2012/2/22 run's log
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This run's Objectives
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· Check achieving lowest temperature.
· Heat load test.
Log Memo
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Date Time Elap[hr] Pres1[Pa] Pres2[Pa] Memo
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2012/3/12 21:25 Pump ON
2012/3/12 21:45 8.0E+1
2012/3/13 00:00 2.51E+2 2.4E+1 TMP ON
2012/3/13 00:05 0.30E+0 1.1E+0
2012/3/13 09:00 0.80E-2 6.3E-2
2012/3/13 11:00 5.42E-3 4.8E-2
2012/3/13 12:00 4.83E-3 4.5E-2 Temperature Logging Started.
2012/3/13 13:00 0.0 4.36E-3 4.0E-2 Compressor/Chillar ON
2012/3/13 13:10 0.2 4.30E-3 4.1E-2
2012/3/13 13:30 0.5 3.83E-3 3.6E-2
2012/3/13 14:00 1.0 3.17E-3 2.9E-2
2012/3/13 15:00 2.0 1.86E-3 1.8E-2
2012/3/13 16:00 3.0 1.13E-3 1.2E-2
2012/3/13 19:05 6.1 2.75E-4 2.3E-3
2012/3/13 21:35 8.6 1.39E-4 1.0E-3
2012/3/14 09:00 20.0 3.14E-5 1.9E-4
2012/3/14 12:00 23.0 1.95E-5 1.2E-4
2012/3/14 13:00 24.0 1.88E-5 1.2E-4
2012/3/14 18:00 29.0 1.01E-5 6.6E-5
2012/3/14 20:15 31.3 0.95E-5 6.1E-5
2012/3/14 21:16 32.3 Earthquake Shindo-3 at Kashiwa.
2012/3/15 09:00 44.0 7.10E-6 4.6E-5
2012/3/15 13:00 48.0 6.89E-6 4.4E-5
2012/3/15 17:00 52.0 6.63E-6 4.3E-5
2012/3/16 09:00 68.0 5.55E-6 3.7E-5 Temperature Si4=3.90K, Si11=32.5K (Achieving lowest temperatures)
2012/3/16 10:50
2012/3/16 11:00 70.0 Temperature log time interval changed 600s -> 30s
2012/3/16 11:10 Heater ON for Heat Load Test: 2.5W for 8K path, 35W for 80K path.
H1: 10.834V--0.2317A => 2.510W, H2: 39.283V--0.8942A => 35.13W
2012/3/16 11:40 (0.5hour from Heater ON) H1: 10.834V--0.2315A => 2.508W, H2: 39.272V--0.8938A => 35.10W
2012/3/16 12:10 (1.0hour from Heater ON) H1: 10.833V--0.2315A => 2.508W, H2: 39.271V--0.8938A => 35.10W
2012/3/16 12:40 (1.5hour from Heater ON) H1: 10.831V--0.2315A => 2.507W, H2: 39.268V--0.8939A => 35.10W
2012/3/16 13:10 (2.0hour from Heater ON) H1: 10.830V--0.2315A => 2.507W, H2: 39.260V--0.8937A => 35.09W
2012/3/16 14:50 Check Si4
2012/3/16 15:00 74.0 Temperature log time interval changed 30s -> 600s
2012/3/16 18:00 77.0 6.24E-6 4.1E-5 H1: 10.824V--0.2314A => 2.505W, H2: 39.257V--0.8916A => 35.00W
2012/3/16 22:55 81.9 6.16E-6 4.0E-5 H1: 10.821V--0.2313A => 2.503W, H2: 39.253V--0.8899A => 34.93W
2012/3/17 09:30 92.5 5.90E-6 3.8E-8 H1: 10.819V--0.2312A => 2.501W, H2: 39.250V--0.8893A => 34.90W
2012/3/17 10:25 93.5 H2: 39.306V--0.8905A => 35.00W
2012/3/17 11:00 Compressor OFF
2012/3/17 14:00 2.63E+3 Pump OFF, DryN2 charged up to 260Pa
2012/3/18 12:00 119.0 2.07E+3 5.2E+3 H1: 10.668V--9.2303A => 2.457W, H2: 39.239V--0.8912A => 34.97W
2012/3/18 12:50 119.8 96.6E+3 N/A DryN2 charged up to about 1 atm.
2012/3/19 08:00 139.0 11.0E+3 H1: 19.231V--0.4198A => 7.902W, H2: 39.088V--0.8846A => 34.58W, H1 Power UP.
2012/3/19 09:40 Heater OFF, Dewar OPEN.
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Cryo-Unit #2
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Wiring table for 31-11191-B1 (Cryo-Unit #2) 
Wiring talbe for Test Jig (2)
Temperature Sensor Map
Cryo-Unit #1 Repair on 2012/2/29
Cryocon [1]
IP: 192.168.1.5
log: log_cryo2_20120313_cryocon1.dat (2012/3/13 11:00-)
log_cryo2_20120316_cryocon1.dat (Heat Load Test 2012/3/16 11:00-15:00)
log_cryo2_20120316_cryocon1_2.dat (After Heat Load Test 2012/3/16 15:00-)
A: Si1 (Curve:D6022206)
B: Si2 (Curve:D6022208)
C: Si3 (Curve:D6022210)
D: Si4 (Curve:D6022214)
E: Si5 (Curve:D6022225)
F: -
G: Si6 (Non-Calibrated, Curve:Si DT-670)
H: Si7 (Non-Calibrated, Curve:Si DT-670)
Cryocon [2]
IP: 192.168.1.4
log: log_cryo2_20120313_cryocon2.dat
log_cryo2_20120316_cryocon2.dat (Heat Load Test 2012/3/16)
log_cryo2_20120316_cryocon2_2.dat (After Heat Load Test 2012/3/16 15:00-)
A: PtCo1 (Curve:PtCo PE-44-5)
B: PtCo2 (Curve:PtCo PE-44-5)
C: PtCo3 (Curve:PtCo PE-44-5)
D: PtCo4 (Curve:PtCo PE-44-5)
E: Si8 (Curve:D6025705)
F: -
G: Si10 (Curve:D6026769)
H: Si11 (Curve:D6029336)
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Memo
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In this run, the cryo-unit #2 is mounted on the transportation jig.
The window is covered.
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Pressure Measurement
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Pressure1 at just above the TMP w/ULVAC G1-M2/M-12
Pressure2 at above the Pressure1 w/EDWARDS WRG-S
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Heat Load
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Shunt Resister (Precision Type Metal Clad Resister)
PCN RC-50ML 50ΩQ
Voltage/Current Control : Kikushui PMC70-1A
Voltage/Current Precision Monitoring : KEITHLEY 2000