[Dsg-halla_gem] [EXTERNAL] Re: SBS gas distribution rack moved to EEL/125; help setting up?

[Anuruddha Rathnayake]

Seems like somebody has brought it in and already started some work.
George: is this the box you were referring to?

Best,
Anu


On Wed, 22 Sep 2021, 13:02 Brad Sawatzky, <brad at swatter.net> wrote:

> John or Anu, please work out what this is and grab it from the Hall.
>
> Thanks!
>
> On September 22, 2021 12:51:09 PM EDT, George Jacobs <jacobsg at jlab.org>
> wrote:
>>
>> There was a blue metal bin on rails with the rack when it was in rm125
>> previously that contained the hardware for the rack. Could this bin of rack
>> parts be brought back to EEL rm 125?
>>
>> --
>> George Jacobs
>> Jefferson Lab (TJNAF)
>> STE 12
>> 12000 Jefferson Ave.
>> Newport News, VA 23606
>> (office) 757-269-7021
>> (email) jacobsg at jlab.org
>> (url) https://userweb.jlab.org/~jacobsg
>>
>>
>> ------------------------------
>> *From:* Dsg-halla_gem <dsg-halla_gem-bounces at jlab.org> on behalf of Brad
>> Sawatzky <brads at jlab.org>
>> *Sent:* Tuesday, September 21, 2021 10:51 PM
>> *To:* Kondo Gnanvo <kagnanvo at jlab.org>; John Boyd <jboyd at jlab.org>;
>> Rathnayake, Anuruddha (adr4zs) <adr4zs at virginia.edu>; Marc Mcmullen <
>> mcmullen at jlab.org>
>> *Cc:* dsg-halla_gem at jlab.org <dsg-halla_gem at jlab.org>
>> *Subject:* [Dsg-halla_gem] [EXTERNAL] SBS gas distribution rack moved to
>> EEL/125; help setting up?
>>
>> Hi Marc, et al,
>>
>> The SBS GEM gas distribution rack was recently moved to EEL/125.
>> That is where the SBS GEM layers are being stored and worked on.
>>
>> Marc, can your group support the GEM group in completing the setup
>> of that gas system so they can start flowing gas to the layers in
>> EEL/125?  It will need to be reconnected to the network, some gas line
>> 'jumpers' need to be run between the two sides of the rack, and lines
>> need to be run from the rack to the GEM modules themselves.  (I believe
>> Jack fixed the issue with i2c multiplexing in that rack.)
>>
>> I also moved a large spool of 1/4" poly into EEL/125 so fresh gas lines
>> can be run.  General consensus is to position the rack in the most
>> convenient location in EEL/125 and run (relatively short) gas lines of
>> the needed length to the individual GEM modules.  We will cut a set of
>> new (longer) gas lines for the final setup in the Hall in a couple
>> months.
>>
>> I'll be out of town for about a week, but I've discussed this with John
>> Boyd and Anuruddha, and they are generally in either EEL/125 or /126.
>>
>> -- Brad
>>
> --
> Sent from my Android phone with K-9 Mail. Please excuse my brevity.
>


On Wed, 22 Sep 2021, 13:02 Brad Sawatzky, <brad at swatter.net> wrote:

> John or Anu, please work out what this is and grab it from the Hall.
>
> Thanks!
>
> On September 22, 2021 12:51:09 PM EDT, George Jacobs <jacobsg at jlab.org>
> wrote:
>>
>> There was a blue metal bin on rails with the rack when it was in rm125
>> previously that contained the hardware for the rack. Could this bin of rack
>> parts be brought back to EEL rm 125?
>>
>> --
>> George Jacobs
>> Jefferson Lab (TJNAF)
>> STE 12
>> 12000 Jefferson Ave.
>> Newport News, VA 23606
>> (office) 757-269-7021
>> (email) jacobsg at jlab.org
>> (url) https://userweb.jlab.org/~jacobsg
>>
>>
>> ------------------------------
>> *From:* Dsg-halla_gem <dsg-halla_gem-bounces at jlab.org> on behalf of Brad
>> Sawatzky <brads at jlab.org>
>> *Sent:* Tuesday, September 21, 2021 10:51 PM
>> *To:* Kondo Gnanvo <kagnanvo at jlab.org>; John Boyd <jboyd at jlab.org>;
>> Rathnayake, Anuruddha (adr4zs) <adr4zs at virginia.edu>; Marc Mcmullen <
>> mcmullen at jlab.org>
>> *Cc:* dsg-halla_gem at jlab.org <dsg-halla_gem at jlab.org>
>> *Subject:* [Dsg-halla_gem] [EXTERNAL] SBS gas distribution rack moved to
>> EEL/125; help setting up?
>>
>> Hi Marc, et al,
>>
>> The SBS GEM gas distribution rack was recently moved to EEL/125.
>> That is where the SBS GEM layers are being stored and worked on.
>>
>> Marc, can your group support the GEM group in completing the setup
>> of that gas system so they can start flowing gas to the layers in
>> EEL/125?  It will need to be reconnected to the network, some gas line
>> 'jumpers' need to be run between the two sides of the rack, and lines
>> need to be run from the rack to the GEM modules themselves.  (I believe
>> Jack fixed the issue with i2c multiplexing in that rack.)
>>
>> I also moved a large spool of 1/4" poly into EEL/125 so fresh gas lines
>> can be run.  General consensus is to position the rack in the most
>> convenient location in EEL/125 and run (relatively short) gas lines of
>> the needed length to the individual GEM modules.  We will cut a set of
>> new (longer) gas lines for the final setup in the Hall in a couple
>> months.
>>
>> I'll be out of town for about a week, but I've discussed this with John
>> Boyd and Anuruddha, and they are generally in either EEL/125 or /126.
>>
>> -- Brad
>>
> --
> Sent from my Android phone with K-9 Mail. Please excuse my brevity.
>
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