Re: IMORTANCE OF FALSE FLOOR IN PC's COMPUTER ROOM
02/27/2008 1:41 PM
No but it's a lot easier to pull up a floor board to run new cable when its gone bad or systems change then it is to route it above the ceiling tile. It lessens the material cost because its a shorter distance up from the floor to desk height then down from the ceiling. In the ceiling you some times get interference from the lighting which is remove if on the floor. A false floor has a lot of benefits other than one the cost to install one.
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In the early days of computers, the days of the 30 inch Winchester drives and that sort of thing, the standard was to use the suspended floor tiles system.
These tiles were conductive, were earthed to a grounding electrode, also to the metal cases of the computer hardware, thus avoiding static charge buildup, and not causing bugs in the software programs.
The other advantage, as mentioned above by ozzb, is ease of altering connection cables to/from the computers.
These days, because even a basic office computer is much more powerful than the earlier huge units, and wireless connections available, there is almost no reason to have a suspended floor system.
Kind Regards....
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Re: Importance of False Floor in PC's Computer Room?
02/27/2008 11:19 PM
Having put together several labs, I would say include both subfloor access and overhead cable management if you can assuming you are rack mounting equipment. For pc labs and small labs overhead would be far cheaper and probably do everything you need. There are many inexpensive plastic cable management systems that can go from rack to rack. Subfloor gets a little expensive and you have to build support for heavy racks through the subfloor (more engineering and design). The subfloor (unless built into the room) will require additional room height to accomadate racks and cabling. The biggest concern should be cooling and then power. 50 pc's can produce a lot of heat, so can UPS's and ancilliary equipment. Have someone help with your btu calc's. and go over that amount to allow for expansion (like 50%). There are many UPS configurations that you can use from massive to run the entire lab to indivdual PC types. You may want to consider some type of redundancy for UPS. Good luck.
Re: Importance of False Floor in PC's Computer Room?
02/28/2008 1:04 AM
I am not clear what he means by 'Computer Room'. If its office no need for false flooring, conduiting and casing wiring/cabling will do. If its DCS/HMI room go for false flooring since lot of field cables will be connected to DCS cabinet.
Re: Importance of False Floor in PC's Computer Room?
02/28/2008 1:18 AM
It depends on several factors.
If you are talking about a Lab or Less than 250sqm and less that 800W\sqm, raised floor would be a waste of funds and extra maintenance.
For the sized environment implied in your post, go OverHead cable Management, mesh doors on your racks (or none would be better if this is for the office and Low Security).
If you exceed either 500sqm or 1000w\sqm, raised floor makes operating and cooling the environment or new installations much easier.
The gap in between the two statements above is a fluffy area where it would depend on application.
Regards,
Sapper.
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Re: Importance of False Floor in PC's Computer Room?
02/29/2008 5:49 AM
In one computer room I visitied, the cooling air for the computers were also routed through the false floor. The computers weren't desktops, however. They were those IBM types with cabinets and tape drives and humungus disk drives. People were wearing thick jackets and when you leave the room, your glasses would fog over.
Not good when you're carrying armfuls of tools and test equipment.
OH JESUS! HELP! I CAN'T SEE!
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