Ion Pump Controller

Table of Contents:

Relevant Devices

Description	Qty	Source	Part Number
Ion Pump Controller	4
Ion Pump	4

Each pump has a dedicated controller.

Note there are two pumps per cryostat. One will be operated and the second will sit idle as a backup.

to be added

	Action	Notes
1	Green controller 1: take pressure measurement	Value reported as telemetry (see below)
2	Green controller 2: take pressure measurement	Value reported as telemetry (see below)
3	Red controller 1: take pressure measurement	Value reported as telemetry (see below)
4	Red controller 2: take pressure measurement	Value reported as telemetry (see below)
5	Green controller 1: turn pump on
6	Green controller 1: turn pump off
7	Green controller 2: turn pump on
8	Green controller 2: turn pump off
9	Red controller 1: turn pump on
10	Red controller 1: turn pump off
11	Red controller 2: turn pump on
12	Red controller 2: turn pump off

Setting	When Needed			Notes
	Build	Observing	Maintenance

	Parameter	Report Frequency	Purpose
1	Green controller 1 pressure value	Once per minute (TBC)	Monitor green cyrostat pressure
2	Green controller 2 pressure value	Once per minute (TBC)	Monitor green cyrostat pressure
3	Red controller 1 pressure value	Once per minute (TBC)	Monitor red cyrostat pressure
4	Red controller 2 pressure value	Once per minute (TBC)	Monitor red cyrostat pressure

	Parameter	Threshold	Notes
1	Green controller 1 pressure high	TBC	Only one pump per cyrostat will be in operation at any time. The alarm system would need to know which pump/controller is in operation at any time to monitor the correct pressure value.
2	Green controller 2 pressure high	TBC
3	Red controller 1 pressure high	TBC
4	Red controller 2 pressure high	TBC

	Description	File	Source
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