Subject: Re: [sloan-25mlog 3874] Re: 2.5m obslog 20180205 (SJD 58155)
From: John Downey
Date: Tue, 6 Feb 2018 15:15:11 -0700
> On Feb 6, 2018, at 2:55 PM, Dmitry Bizyaev  wrote:
>=20
>>> FFS interlocks bypassed
>>=20
>> They are not bypassed.  Three of the petals are running on the =
controllers for
>=20
> John,
> we have to set Bypass in SOP (in STUI) to make guider
> working if not all petals are reported as completely open.
Oh, I see now, though that is not an interlock, at least not in the =
sense that the term is typically used around mechanical systems.
I thought it was a reference to the PLC preventing petal operation under =
certain circumstances such as when the building is on or the ALT is too =
low.
>=20
> Dmitry
>=20
>=20