[Halld-controls] BCAL Chiller Comm. -PLC control troubleshoot

[Brian Eng]

I don't think we're quite ready to go back to remote operation as I don't yet understand what/where the chiller is actually communicating with.

> On Jan 10, 2023, at 10:11 AM, Scot Spiegel <spiegel at jlab.org> wrote:
> 
> Brian,
>  I believe the ethernet cable is disconnected currently because, we needed to set the temperature locally (41 C) I f you plug in the Ethernet it will go to whatever remote temperature sensor setting it was previously and it’s not remotely controllable through epics. Should the Ethernet cable be hooked up to troubleshoot?
> Thanks, Scot
> 
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> From: Brian Eng <beng at jlab.org>
> Sent: Tuesday, January 10, 2023 10:01:09 AM
> To: Scot Spiegel <spiegel at jlab.org>; halld-controls at jlab.org <halld-controls at jlab.org>
> Cc: Timothy Whitlatch <whitey at jlab.org>; Bobby Bunton <bunton at jlab.org>
> Subject: Re: BCAL Chiller Comm. -PLC control troubleshoot
>  
> Hovanes,
> 
> I'm assuming that EPICS is trying to communicate with a PLC, do you know the hostname/IP for this?
> 
> I tried connecting to the US/DS BCAL PLCs but don't see any actual communications with a chiller, only an interlock signal.
> From: Scot Spiegel <spiegel at jlab.org>
> Sent: Tuesday, January 10, 2023 9:00 AM
> To: Brian Eng <beng at jlab.org>; halld-controls at jlab.org <halld-controls at jlab.org>
> Cc: Timothy Whitlatch <whitey at jlab.org>; Bobby Bunton <bunton at jlab.org>
> Subject: Re: BCAL Chiller Comm. -PLC control troubleshoot
>  
> Ok, just let me know. Thanks, Scot
> 
> Get Outlook for iOS
> From: Brian Eng <beng at jlab.org>
> Sent: Tuesday, January 10, 2023 8:58:36 AM
> To: Scot Spiegel <spiegel at jlab.org>; halld-controls at jlab.org <halld-controls at jlab.org>
> Cc: Timothy Whitlatch <whitey at jlab.org>; Bobby Bunton <bunton at jlab.org>
> Subject: Re: BCAL Chiller Comm. -PLC control troubleshoot
>  
> Just got my JLab account unlocked.
> 
> Let me see if I can connect with the computer on Hall D that has PLC software installed, I don't think I've tested it with the BCAL stuff.
> From: Scot Spiegel <spiegel at jlab.org>
> Sent: Tuesday, January 10, 2023 8:28 AM
> To: halld-controls at jlab.org <halld-controls at jlab.org>; Brian Eng <beng at jlab.org>
> Cc: Timothy Whitlatch <whitey at jlab.org>; Bobby Bunton <bunton at jlab.org>
> Subject: BCAL Chiller Comm. -PLC control troubleshoot
>  
> Brian,
> 
> I'm requesting some support in Hall D to TS the remote controls of the BCAL chiller #3 temperature controller.
> 
> Currently our Logix 5000 Laptop is in IT being updated. Would you be available to help Bobby Bunton with this? 
> 
> Thanks,
> 
> Scot Spiegel
> 
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