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  HEPHY logbook for testbeam at SPS October 2011, Page 2 of 5  Not logged in ELOG logo
Entry  Mon Oct 10 00:50:23 2011, Christian Irmler, HPK, baby_add, run023, 680k, 10.10.2011 00:51:26, 10.10.2011 09:15:35, Good 

no cooling
beam on; xy table position x=330  y=74
HV=200V Istart_PY=1,9uA;  Istart_N=0.27uA
std. I2C settings

same as run021, but taking more events

Entry  Sun Oct 9 13:12:32 2011, Karl-Heinz Hoffmann, HPK, baby_add, run022, 670k, 09.10.2011 13:09:32, 10.10.2011 00:48:16, Good 

no cooling
beam on; xy table position x=330  y=64
HV=200V Istart_PY=1,9uA;  Istart_N=0.27uA
std. I2C settings

Entry  Sun Oct 9 11:00:33 2011, Karl-Heinz Hoffmann, HPK, baby_add, run021, 150000, 09.10.2011 10:56:47, 09.10.2011 12:47:23, Good 

no cooling
beam on; xy table position x=330  y=74
HV=200V Istart_PY=1,9uA;  Istart_N=0.27uA
std. I2C settings

Entry  Sun Oct 9 10:13:11 2011, Karl-Heinz Hoffmann, HPK, baby_add, cal011, 83800, 09.10.2011 10:05:01, , Good 

no cooling
beam on; xy table position x=  y=
HV=200V Istart_P=1.5uA;  Istart_N=0.22uA
std. I2C settings

Entry  Sat Oct 8 23:27:44 2011, Karl-Heinz Hoffmann, HPK, baby_std, run020, 382000, 08.10.2011 23:24:16, 09.10.2011 09:24:20, Good 

no cooling
beam on; xy table position x=327,5  y=65
HV=200V Istart_PY=8.2uA;  Istart_N=0.45uA
std. I2C settings

Entry  Sat Oct 8 20:33:58 2011, Karl-Heinz Hoffmann, HPK, baby_std, run019, 150000, 08.10.2011 20:22:45, 08.10.2011 23:19:23, Good 

no cooling
beam on; xy table position x=333  y=80
HV=200V Istart_PY=8.2uA;  Istart_N=0.45uA
std. I2C settings

Entry  Sat Oct 8 16:45:14 2011, Thomas Bergauer, HPK, baby_std, run018, 150000, 08.10.2011 16:44:13, 08.10.2011 19:33:33, Good 

no cooling
beam on; xy table position x=322  y=80
HV=200V Istart_PY=8.2uA;  Istart_N=0.45uA
std. I2C settings, now with correct timing

Entry  Sat Oct 8 16:35:04 2011, Thomas Bergauer, HPK, baby_std, run017, , 08.10.2011 16:26:10, , Crap 

wrong timing

 

no cooling
beam on; xy table position x=322  y=80
HV=200V Istart_PY=7.6uA;  Istart_N=0.42
std. I2C settings

Entry  Sat Oct 8 14:33:25 2011, Thomas Bergauer, HPK, baby_std, run016, 250k, 08.10.2011 14:31:40, , Crap 

falsches config file (single statt multi6)

 

no cooling
beam on; xy table position x=322  y=80
HV=200V Istart_PY=7.6uA;  Istart_N=0.42
std. I2C settings

Entry  Sun Oct 9 10:05:34 2011, Markus Friedl, HPK, baby_std, cal010, 83800, 08.10.2011 13:36:25, 08.10.2011 13:54:07, Good 

HV=+-40V,
no cooling
beam off; xy table position x=  y=
HV= Istart=uA;
std. I2C settings
 

Entry  Sat Oct 8 09:30:44 2011, Christian Irmler, BELLE, Cooling plant tests, , , 08.10.2011 09:30, , Unknown biascurrent_cooling_test1.jpgtemp_cooling_test1.jpg

Software run with 6 samples to ensure that APV chips dissipate full power.

DAQ data not saved, bias current monitored

new longterm files:
It-neg-0810110926.txt
It-pos-0810110926.txt

Entry  Sat Oct 8 00:14:37 2011, Christian Irmler, BELLE, Origami stack, run015, 180111, 08.10.2011 00:06:41, 08.10.2011 08:24:38, Good 

Origami6
HV=+-40V,
no cooling
beam on; xy table position x=306 y=74.5
Istart=57µA;
std. I2C settings

centered

currents:
8.10.2011  00:07:43  event=991  rate=0events/s temp/curr=33.0/-15.4 33.0/-17.3 33.0/-17.7 31.9/011.5 31.9/013.2 32.0/040.20
...

08.10.2011  06:32:34  event=179710  rate=0events/s temp/curr=33.1/-22.1 33.0/-25.6 33.1/-22.6 31.9/018.2 31.8/021.7 31.9/048.5
08.10.2011  06:33:28  event=180105  ***WARNING*** Error detected in APV 0, subevent 2. Event discarded, reset sent.
 

Permanent APV errors at several (all p-side, some n-side) APV chips after 180105 events, which could not be recovered by software resets. After restart of run, all APVs where alive again, hence hardware reset and I2C reconfiguration after 5 or 10 consecutive APV errors should be added to TUXDAQ software.

After APV errors occured, the cummulative bias current decrised from 78µA to 54µA. This effect can occures whenever the digital part of the APV is switched between idle and full operation. It seems that this is a thermal effect, caused by  the slightly higher power consumption of the digital part of the chips.

 

Entry  Fri Oct 7 19:35:14 2011, Christian Irmler, BELLE, Origami stack cooled, run014, 90k, 07.10.2011 19:49:26, 07.10.2011 23:26:52, Good 

Origami6
HV=+-40V,
CO2 cooling: P_TT_4: 14.9 bar, mf=0.9 g/s
beam on; xy table position x=306 y=74.5

centered

I=17.8µA; old I2C settings; corrected trigger delay (htr); adjusted front-end voltages 

CO2 pressure reduced to 14.9 bar --> temp is about 4K colder
Temp. at pipe inlet (K7) = -18°C
Temp. at pipe outlet (K8) = -21.8°C

currents:

07.10.2011  23:26:21  event=89786  rate=0events/s temp/curr=33.0/-05.3 33.0/-05.8 33.0/-06.6 31.9/001.4 32.0/001.9 31.9/017.7
 

Entry  Fri Oct 7 18:40:07 2011, Christian Irmler, BELLE, Origami stack cooled, cal009, 83800, 07.10.2011 18:35:04 , 07.10.2011 19:31:51, Good 

Origami6
HV=+-40V,
CO2 cooling: P_TT_4: 14.9 bar, mf=0.9 g/s
beam on; xy table position x=306 y=76.5

I=18.6µA; old I2C settings; corrected trigger delay (htr); adjusted front-end voltages 

CO2 pressure reduced to 14.9 bar --> temp is about 4K colder
Temp. at pipe inlet (K7) = -18°C
Temp. at pipe outlet (K8) = -21.8°C

used multi6 config instead of single hit config (cern11_origami_cooled2_multi6.cfg)

currents:
07.10.2011  18:36:07  event=1581  rate=31events/s temp/curr=33.9/-05.3 33.9/-05.6 33.9/-06.6 32.8/001.4 32.8/001.9 32.8/018.1

Entry  Fri Oct 7 10:13:12 2011, Christian Irmler, BELLE, Origami stack cooled, run013, 185k, 07.10.2011 10:02:20, 07.10.2011 17:17:32, Good 

HV=+-40V,
CO2 cooling: P_TT_4: 18.2 bar, mf=1 g/s
beam on; xy table position x=321 y=99
I=18.6µA; old I2C settings; corrected trigger delay (htr); adjusted front-end voltage

The beam is directly focused onto APV chip #2 of n-side, so that it hits the area underneath chip and cooling pipe.
On p-side this location is attached to chip #4, which currently can not be read out, hence we only get data for the n-side.

currents:
07.10.2011  10:03:22  event=979  rate=0events/s temp/curr=33.2/-05.6 33.3/-06.0 33.2/-06.7 32.2/001.6 32.2/002.0 32.2/018.7
07.10.2011  17:17:18  event=184992  rate=0events/s temp/curr=33.8/-05.6 33.8/-06.0 33.8/-06.9 32.7/001.7 32.7/002.0 32.7/018.7
 

Entry  Fri Oct 7 00:20:15 2011, Christian Irmler, BELLE, Origami stack cooled, run012, 250k, 07.10.2011 00:15:54 , 07.10.2011 09:13:55, Good 

HV=+-40V,
CO2 cooling: P_TT_4: 18.2 bar, mf=1 g/s
beam on; xy table position x=352 y=89
I=19.1µA; old I2C settings; corrected trigger delay (htr); adjusted front-end voltages

beam focused on APV #3 of p- and n-side, respectively

currents:
07.10.2011  00:16:57  event=987  rate=0events/s temp/curr=34.3/-05.6 34.3/-06.0 34.3/-06.9 33.3/001.7 33.5/002.2 33.3/019.2
07.10.2011  09:13:42  event=249992  rate=0events/s temp/curr=33.6/-05.5 33.5/-06.0 33.6/-06.7 32.5/001.7 32.5/002.0 32.5/018.8
 

Entry  Wed Mar 7 16:58:36 2012, Christian Irmler, BELLE, Origami Module #4, cal113, 100k, 07.03.2012 16:40:04 , 07.03.2012 16:57:08, Unknown 

Sr90, small (new) scintillator, new trigger unit
Origami Mod. #4
HV=+-40V, Ibias=1,6µA
CO2 cooling on, Tin=-19,6°C, Tout=-21.3°C

I²C settings for cooled APV chips

e:\cvi-projects\apvdaq_fadc\origami6_V2_single_cooled.cfg

SMU:  +HV=Inv.Nr. 545-77    -HV=Inv.Nr. 540-702

HVret configuration:

0 ... switch open / not connected
1 ... switch closed / connected
 

SMU Dock Box J5 J6 J7
0 0 (now isolated) 1 1 0

J7... HV ret @ hybrid

same configuration as run112 but now the step motors of the xz table are powered.

Entry  Wed Mar 7 16:03:30 2012, Christian Irmler, BELLE, Origami Module #4, run113, 100k, 07.03.2012 16:07:34, 07.03.2012 16:30:48 , Unknown run112-113.jpg

Sr90, small (new) scintillator, new trigger unit
Origami Mod. #4
HV=+-40V, Ibias=1,6µA
CO2 cooling on, Tin=-19,6°C, Tout=-21.3°C

I²C settings for cooled APV chips

e:\cvi-projects\apvdaq_fadc\origami6_V2_multi6_cooled.cfg

SMU:  +HV=Inv.Nr. 545-77    -HV=Inv.Nr. 540-702

HVret configuration:

0 ... switch open / not connected
1 ... switch closed / connected
 

SMU Dock Box J5 J6 J7
0 0 (now isolated) 1 1 0

J7... HV ret @ hybrid

same configuration as run112 but now the step motors of the xz table are powered.

Entry  Wed Mar 7 15:44:25 2012, Christian Irmler, BELLE, Origami Module #4, cal112, 83800, 07.03.2012 15:42:53, , Unknown 

Sr90, small (new) scintillator, new trigger unit
Origami Mod. #4
HV=+-40V, Ibias=1,6µA
CO2 cooling on, Tin=-19,6°C, Tout=-21.3°C

I²C settings for cooled APV chips

e:\cvi-projects\apvdaq_fadc\origami6_V2_single_cooled.cfg

SMU:  +HV=Inv.Nr. 545-77    -HV=Inv.Nr. 540-702

HVret configuration:

0 ... switch open / not connected
1 ... switch closed / connected
 

SMU Dock Box J5 J6 J7
0 0 (now isolated) 1 1 0

J7... HV ret @ hybrid

Entry  Wed Mar 7 15:12:42 2012, Christian Irmler, BELLE, Origami Module #4, run112, 100k, 07.03.2012 15:13:18, 07.03.2012 14:31:07, Unknown 

Sr90, small (new) scintillator, new trigger unit
Origami Mod. #4
HV=+-40V, Ibias=1,6µA
CO2 cooling on, Tin=-19,6°C, Tout=-21.3°C

I²C settings for cooled APV chips

e:\cvi-projects\apvdaq_fadc\origami6_V2_multi6_cooled.cfg

SMU:  +HV=Inv.Nr. 545-77    -HV=Inv.Nr. 540-702

HVret configuration:

0 ... switch open / not connected
1 ... switch closed / connected
 

SMU Dock Box J5 J6 J7
0 0 (now isolated) 1 1 0

J7... HV ret @ hybrid

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