Reports until 15:37, Monday 18 November 2024
Electronics General (GQuEST)
Jeffrey Wack - posted 15:37, Monday 18 November 2024 - last comment - 11:58, Tuesday 19 November 2024(11991)
Furman power conditioner

[Jeff, Daniel, Sander]

The Furman CN-2400S power conditioner has been placed under the laser amplifier on the electronics rack and is powered by a blue NEMA L5-20 socket above the optical table.

The delay setting is set to one minute between each stage (the 2 minute switch is "on" and the pot is set to 50%), we plan to put the seeder on delay 1 and the amplifier on delay 2. Delay 1 turns on immediately after turning the key. Delay 2 switches on one minute after, and delay 3 an additional minute after that, we confirmed the timing with iPad chargers. To change the delay settings one must unscrew the plastic cover on the front center and use the switches/potentiometer (see manual).

The power cable runs alongside the patch panel cables before routing under the table.

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Comments related to this report
Lee McCuller - 17:14, Monday 18 November 2024 (11992)

I wouldn't make the delay quite that long. In an emergency when you want it powered off, it should only take ~15 seconds or so.

Daniel Grass - 18:18, Monday 18 November 2024 (11995)

We will shorten it to this time period

Daniel Grass - 11:58, Tuesday 19 November 2024 (11997)

[Jeff, Daniel]

We verified the lasers were unpowered, unplugged the lasers from the Furman Power Conditioner, and connected iPad chargers and iPads to Delay 1 and Delay 3. By flipping the 1 minute switch up ("on") and the 2 minute switch down ("off") and turning the potentiometer from the 12 o'clock position to the 9 o'clock position (90° counterclockwise). When the key was turned from off to on, there was a delay of 15 seconds between power being delivered to Delay 1 and Delay 3. See attached photo.

When we turned the key from on to off, power was cut to Delay 3 within 1 second and was cut to Delay 1 in 15 seconds.

We replaced the cover on the Furman Power Conditioner, plugged the seeder power back into Delay 1, and plugged the Amplifier power into Delay 3.

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